Skip to main content

Climate

District-wise Seasonal and Annual Rainfall in Arunachal Pradesh, 2021,  2022 and 2024:

(in mm)

2024

Districts/State

Winter

Pre- Monsoon

SW-Monsoon

Post- Monsoon

Annual

Anjaw

183.95

917.25

545.05

188.6

1834.85

Changlang

104.3

954.3

1713

199.7

2971.3

Dibang Valley

 

 

739.5

463

 

East Keameng

21.333

335.73

768.7

329.3

1455.07

East Siang

155.75

500.95

1853.2

215.6

2725.47

Kurung Kumey

 

 

 

 

 

Lohit

98.367

526.63

1273.6

113.68

2012.3

Lower Diabng Valley

100

632.1

2817.3

398.9

3948.3

Lower Subansiri

47.467

381.08

367.7

139.58

935.833

Papumpara

51.533

389.6

1466.2

385.78

2293.08

Tawang

63.215

398.57

541.63

94.945

1098.36

TIRAP

87.4

736.95

1475.7

 

 

Uupper Siang

210.1

682.8

1099.5

355.9

2348.33

Upper Suabnsiri

113.48

774.52

1306.9

261.5

2456.38

West Kameng

23.95

278.29

734.91

118.27

1155.42

West Siang

95.705

496.96

1196.2

284.39

2073.21

Arunachal Pradesh

101.92

581.48

1200.3

281.35

2192.8

2022

Districts/State

Winter

Pre- Monsoon

SW-Monsoon

Post- Monsoon

Annual

Anjaw

181.0

1100.6

580.4

242.7

2104.6

Changlang

97.0

996.6

1496.9

223.5

2814.0

Dibang Valley

218.0

982.5

987.4

 

 

East Kameng

46.0

340.1

1308.1

298.0

1992.2

East Siang

145.6

1301.1

2739.1

863.3

5049.1

Kurung Kumey

143.8

1235.2

1118.4

318.3

2815.7

Lohit

63.8

878.6

1433.9

147.0

2523.3

Lower Dibang Valley

178.4

1395.3

2222.5

614.0

4410.2

Lower Subansiri

82.8

377.2

333.1

88.1

881.3

Papumpara

121.2

1208.8

1776.8

539.2

3645.9

Tawang

19.8

370.8

952.4

188.4

1531.4

Tirap

 

 

1352.9

74.4

 

Upper Siang

227.6

1305.7

1748.7

572.6

3854.6

Upper Subansiri

71.6

414.1

956.1

99.8

1541.6

West Kameng

57.3

343.2

1267.0

350.4

2017.8

West Siang

158.6

687.6

1604.2

343.4

2793.8

Arunachal Pradesh

132.8

838.2

1430.3

359.4

2810.6

2021

Districts/State

Winter

Pre- Monsoon

SW-Monsoon

Post- Monsoon

Annual

Anjaw

32.8

554.8

452.4

50.8

1090.8

Changlang

9.2

311.4

877.8

90

1288.4

Dibang Valley

76

964.9

800

187.8

2028.7

East Kameng

1

389.4

1726.6

142.6

2259.6

East Siang

27

637.6

2540.7

342.4

3547.7

Kurung Kumey

57.3

724

829.8

132.8

1743.9

Lohit

9

352.3

833.9

95.5

1290.7

Lower Dibang Valley

41.9

565.5

2464.9

226.3

3298.6

Lower Subansiri

46.8

381.4

475.3

42.6

946.1

Papumpara

34.4

683.3

1953.8

95.7

2767.1

Tawang

41.2

439.9

966.5

160.8

1608.4

Tirap

60.2

 

1016.8

 

 

Upper Siang

48

1108

1802.4

210.7

3169

Upper Subansiri

48.4

391

634.1

115.4

1188.9

West Kameng

28.9

275.9

1233.7

152.3

1690.8

West Siang

61.3

508.9

1334.7

126.3

2031.2

Arunachal Pradesh

41.8

581.5

1294

157.2

2083.8

Source: Rainfall Statistics of India 2021,  2022 and 2024

 

Percentage Departure of District-wise Seasonal and Annual Rainfall in Arunachal Pradesh, 2021, 2022 and 2024:

2024

Districts/State

Winter

Pre-Monsoon

SW-Monsoon

Post- Monsoon

Annual

Anjaw

21%

-11%

-65%

-23%

-39%

Changlang

20%

51%

26%

35%

34%

Dibang Valley

 

 

-38%

34%

 

East Keameng

-82%

-27%

-38%

64%

-28%

East Siang

11%

-38%

-42%

-21%

-38%

Kurung Kumey

 

 

 

 

 

Lohit

-47%

-45%

-18%

-61%

-33%

Lower Diabng Valley

-43%

-46%

20%

29%

-1%

Lower Subansiri

-67%

-12%

-51%

18%

-35%

Papumpara

-17%

-46%

-34%

98%

-28%

Tawang

166%

-29%

-45%

-26%

-35%

TIRAP

6%

10%

-24%

 

 

Uupper Siang

-1%

-38%

-39%

14%

-32%

Upper Suabnsiri

11%

55%

35%

60%

42%

West Kameng

-50%

-37%

-57%

-43%

-52%

West Siang

-9%

-7%

-41%

19%

-28%

Arunachal Pradesh

-23%

-23%

-28%

17%

-22%

2022

Districts/State

Winter

Pre- Monsoon

SW-Monsoon

Post- Monsoon

Annual

Anjaw

19%

7%

-63%

-1%

-30%

Changlang

12%

58%

10%

51%

27%

Dibang Valley

-12%

-4%

-18%

 

 

East Kameng

-61%

-26%

5%

48%

-2%

East Siang

4%

60%

-14%

215%

15%

Kurung Kumey

-17%

85%

-10%

44%

22%

Lohit

-65%

-9%

-8%

-50%

-16%

Lower Dibang Valley

2%

20%

-5%

98%

10%

Lower Subansiri

-43%

-13%

-55%

-26%

-39%

Papumpara

96%

68%

-20%

177%

14%

Tawang

-17%

-34%

-3%

48%

-10%

Tirap

 

 

-31%

-64%

 

Upper Siang

8%

18%

-4%

84%

12%

Upper Subansiri

-30%

-17%

-1%

-39%

-11%

West Kameng

20%

-22%

-25%

70%

-16%

West Siang

51%

29%

-20%

44%

-3%

Arunachal Pradesh

0%

11%

-15%

49%

0%

2021

Districts/State

Winter

Pre- Monsoon

SW-Monsoon

Post- Monsoon

Annual

Anjaw

-79%

-46%

-71%

-80%

-64%

Changlang

-91%

-59%

-43%

-53%

-50%

Dibang Valley

-72%

-20%

-38%

-53%

-36%

East Kameng

-99%

-20%

31%

-32%

6%

East Siang

-82%

-21%

-20%

26%

-20%

Kurung Kumey

-63%

12%

-34%

-20%

-21%

Lohit

-95%

-63%

-47%

-68%

-57%

Lower Dibang Valley

-82%

-53%

45%

-38%

-6%

Lower Subansiri

-68%

-13%

-41%

-64%

-37%

Papumpara

-64%

-14%

-12%

-58%

-17%

Tawang

-27%

0%

-46%

-30%

-36%

Tirap

-46%

 

-56%

 

 

Upper Siang

-78%

10%

-4%

-34%

-7%

Upper Subansiri

-55%

-20%

-35%

-32%

-32%

West Kameng

-49%

-37%

-31%

-34%

-33%

West Siang

-40%

-3%

-35%

-47%

-30%

Arunachal Pradesh

-72%

-25%

-25%

-41%

-28%

Source: Rainfall Statistics of India 2021, 2022 and 2024

 

District-wise Monthly Rainfall in Arunachal Pradesh, 2021, 2022 and 2024:

(in mm)

2024

Districts/State

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Anjaw

3.8

180.2

115.9

620.7

180.7

237.5

3.8

3.8

3.8

3.8

3.8

3.8

Changlang

11.8

92.5

94.8

519.9

339.6

458.4

11.8

11.8

11.8

11.8

11.8

11.8

Dibang Valley

 

 

 

 

322.0

476.5

 

 

 

 

 

 

East Kameng

0.8

20.6

98.7

50.7

186.3

231.8

0.8

0.8

0.8

0.8

0.8

0.8

East Siang

9.5

146.3

94.1

248.0

158.9

654.0

9.5

9.5

9.5

9.5

9.5

9.5

Kurung Kumey

 

 

 

 

 

 

 

 

 

 

 

 

Lohit

24.1

74.2

77.7

227.8

221.1

430.8

24.1

24.1

24.1

24.1

24.1

24.1

Lower Dibang Valley

13.8

86.2

85.8

351.2

195.1

865.6

13.8

13.8

13.8

13.8

13.8

13.8

Lower Subansiri

10.1

37.3

64.6

111.5

205.0

122.1

10.1

10.1

10.1

10.1

10.1

10.1

Papumpara

7.9

43.7

104.3

122.6

162.7

445.2

7.9

7.9

7.9

7.9

7.9

7.9

Tawang

9.4

53.8

107.1

147.2

144.2

155.0

9.4

9.4

9.4

9.4

9.4

9.4

Tirap

1.5

85.9

37.5

483.1

216.4

570.0

1.5

1.5

1.5

1.5

1.5

1.5

Upper Siang

14.7

195.4

154.3

326.2

202.3

346.6

14.7

14.7

14.7

14.7

14.7

14.7

Upper Subansiri

9.5

104.0

163.9

330.9

279.7

543.2

9.5

9.5

9.5

9.5

9.5

9.5

West Kameng

10.1

13.8

87.2

24.1

167.0

197.7

10.1

10.1

10.1

10.1

10.1

10.1

West Siang

5.5

90.2

99.0

186.6

211.3

469.3

5.5

5.5

5.5

5.5

5.5

5.5

Arunachal Pradesh

9.3

92.6

107.7

263.0

225.8

435.5

9.3

9.3

9.3

9.3

9.3

9.3

2022

Districts/State

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Anjaw

74.4

106.6

94.5

754.3

251.8

214.0

145.2

116.6

104.6

197.1

0.0

45.6

Changlang

43.6

53.4

36.6

471.2

488.8

604.3

380.0

163.8

348.8

206.3

0.0

17.2

Dibang Valley

82.6

135.4

127.5

616.4

238.6

405.9

579.5

2.0

0.0

 

 

 

East Kameng

5.6

40.4

61.0

53.0

226.1

595.7

187.1

154.6

370.7

298.0

0.0

0.0

East Siang

47.4

98.2

97.2

564.0

639.9

1415.6

379.0

362.4

582.1

823.1

0.0

40.2

Kurung Kumey

51.4

92.4

274.3

628.4

332.5

476.3

218.4

192.7

231.0

280.4

3.1

34.8

Lohit

21.1

42.7

45.7

327.3

505.7

617.3

325.6

348.2

142.9

141.1

0.0

5.9

Lower Dibang Valley

80.3

98.1

74.4

775.0

545.9

1123.5

518.6

226.5

353.9

572.0

0.0

42.0

Lower Subansiri

7.4

75.4

40.9

170.5

165.9

170.1

51.0

65.4

46.6

79.2

1.6

7.2

Papumpara

41.7

79.5

64.4

633.9

510.5

873.9

382.3

243.9

276.7

525.6

0.0

13.6

Tawang

1.8

18.0

47.3

187.2

136.3

281.8

264.8

173.7

232.1

175.8

1.8

10.9

Tirap

 

 

 

 

 

178.3

663.2

289.3

222.3

67.0

0.0

7.4

Upper Siang

92.5

135.2

260.9

663.5

381.3

678.0

217.6

122.8

730.4

525.1

3.2

44.3

Upper Subansiri

19.4

52.2

26.2

203.2

184.7

266.0

169.1

206.0

315.0

74.0

2.8

23.0

West Kameng

16.1

41.2

6.5

104.7

232.0

545.0

256.6

230.3

235.2

348.9

0.3

1.2

West Siang

42.2

116.4

30.6

390.8

266.2

695.7

187.5

171.0

550.1

311.0

1.0

31.4

Arunachal Pradesh

47.0

85.8

77.4

432.9

327.9

599.3

322.3

177.9

330.7

335.5

0.9

23.0

2021

Districts/State

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Anjaw

12

20.8

108.9

159

286.9

87.5

164.5

163.3

37.1

36.3

6.8

7.7

Changlang

2.8

6.4

30.7

63.2

217.5

323.3

231.8

306

16.7

52.4

10.4

27.2

Dibang Valley

49.4

26.6

199.7

363.1

402.1

253.6

127.2

272.7

146.5

154.2

12.6

21

East Kameng

1

0

2.1

9.4

377.9

436.8

317.1

779.8

192.9

116

21.4

5.2

East Siang

26

1

104.6

127.8

405.2

881.5

250.3

1332.7

76.2

322.5

2.8

17.1

Kurung Kumey

16.9

40.4

189.4

271

263.6

210.6

245

208.6

165.6

104

24.2

4.6

Lohit

5.3

3.7

29.7

57

265.6

256.9

90.4

428.6

58.1

73.7

8.3

13.6

Lower Dibang Valley

33.5

8.4

110

147.3

308.2

779.5

368.8

1209.1

107.5

172.1

26.5

27.7

Lower Subansiri

31.7

15.1

78.7

121.2

181.5

134.6

111

149.2

80.6

25.2

12.7

4.7

Papumpara

22.4

12

85.8

163

434.5

721

411.1

554.8

267.1

91.7

3.1

0.9

Tawang

29.6

11.6

90

100.6

249.3

214.9

333.2

225.4

193

115.4

45.4

0

Tirap

32

28.2

19.5

 

 

434.5

237.8

269.1

75.4

73.2

 

 

Upper Siang

35.2

12.8

198.2

548.1

361.7

480.6

285.3

807.8

228.7

159.4

14.9

36.4

Upper Subansiri

30.2

18.2

79.1

159.2

152.7

125

171.2

182.7

155.2

95.2

8

12.2

West Kameng

26.5

2.5

25.3

30.4

220.2

248.2

413.2

346.7

225.6

134

9.2

9

West Siang

46.4

14.9

116.8

146.6

245.5

388.9

342.6

502.9

100.4

87.5

21.2

17.6

Arunachal Pradesh

29.1

12.7

98.4

183.7

296.5

377.3

266.8

508.7

141.2

124.6

13.9

16.8

Source: Rainfall Statistics of India 2021, 2022 and 2024

 

Percentage Departure of District-wise Monthly Rainfall in Arunachal Pradesh, 2021, 2022 and 2024:

2024

Districts/State

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Anjaw

-93%

80%

-53%

31%

-42%

-38%

-67%

-74%

-89%

11%

-95%

-100%

Changlang

-59%

60%

-31%

96%

50%

33%

14%

67%

-11%

71%

-100%

-92%

Dibang Valley

 

 

 

 

24%

19%

-68%

-26%

-90%

80%

-32%

-50%

East Kameng

-98%

-71%

-1%

-69%

-5%

-31%

-15%

-44%

-72%

125%

-67%

-100%

East Siang

-80%

57%

-36%

-10%

-59%

-19%

-51%

-39%

-57%

0%

-94%

-94%

Kurung Kumey

 

 

 

 

 

 

 

 

 

 

 

 

Lohit

-58%

-42%

-72%

-44%

-19%

-2%

-21%

6%

-66%

-39%

-99%

-100%

Lower Dibang Valley

-76%

-26%

-68%

-33%

-49%

31%

13%

74%

-34%

77%

-57%

-94%

Lower Subansiri

-85%

-51%

-18%

-28%

2%

-31%

-36%

-66%

-75%

108%

-92%

-96%

Papumpara

-67%

16%

20%

-45%

-61%

-32%

-16%

-37%

-59%

145%

-95%

-100%

Tawang

169%

165%

-3%

-37%

-34%

-24%

-50%

-59%

-39%

-6%

-86%

125%

Tirap

-95%

74%

-67%

74%

-23%

9%

-20%

-64%

-33%

-45%

-100%

 

Upper Siang

-81%

45%

-43%

-24%

-50%

-32%

-22%

-39%

-65%

53%

-84%

-60%

Upper Subansiri

-67%

42%

24%

92%

42%

96%

40%

4%

-21%

148%

-88%

-100%

West Kameng

-50%

-50%

92%

-81%

-37%

-56%

-61%

-43%

-69%

-29%

-93%

-95%

West Siang

-84%

26%

4%

-2%

-15%

-7%

-40%

-56%

-68%

54%

-81%

-79%

Arunachal Pradesh

-80%

6%

-37%

-13%

-21%

-4%

-31%

-26%

-59%

51%

-72%

-78%

2022

Districts/State

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Anjaw

45%

6%

-62%

59%

-19%

-44%

-75%

-68%

-57%

17%

-100%

40%

Changlang

51%

-8%

-73%

78%

116%

75%

-12%

-47%

29%

78%

-100%

18%

Dibang Valley

-5%

-16%

-59%

34%

-8%

2%

67%

-99%

-100%

 

 

 

East Kameng

-88%

-44%

-39%

-67%

15%

77%

-50%

-39%

28%

111%

-100%

-100%

East Siang

2%

5%

-33%

104%

64%

76%

-66%

-45%

-4%

287%

-100%

59%

Kurung Kumey

-39%

3%

95%

117%

40%

89%

-47%

-21%

-29%

151%

-95%

-19%

Lohit

-63%

-66%

-84%

-20%

85%

41%

-34%

4%

-51%

-25%

-100%

-89%

Lower Dibang Valley

37%

-15%

-72%

48%

44%

70%

-31%

-50%

-26%

173%

-100%

-3%

Lower Subansiri

-89%

-2%

-48%

10%

-17%

-4%

-77%

-69%

-66%

21%

-95%

-63%

Papumpara

73%

111%

-26%

186%

24%

33%

-42%

-44%

-41%

235%

-100%

1%

Tawang

-50%

-11%

-57%

-20%

-37%

38%

-21%

-30%

19%

93%

-95%

504%

Tirap

 

 

 

 

 

-66%

2%

-33%

-36%

-58%

-100%

-55%

Upper Siang

21%

0%

-4%

54%

-5%

33%

-56%

-62%

50%

142%

-95%

29%

Upper Subansiri

-34%

-29%

-80%

18%

-6%

-4%

-38%

2%

44%

-29%

-92%

-8%

West Kameng

-20%

49%

-86%

-19%

-12%

20%

-50%

-45%

-26%

113%

-99%

-93%

West Siang

26%

63%

-68%

106%

6%

39%

-73%

-59%

32%

76%

-97%

11%

Arunachal Pradesh

3%

-2%

-55%

44%

15%

32%

-39%

-48%

-5%

98%

-98%

-24%

2021

Districts/State

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Anjaw

-77%

-80%

-57%

-66%

-4%

-77%

-71%

-55%

-85%

-79%

-84%

-77%

Changlang

-91%

-92%

-84%

-78%

-18%

-14%

-55%

-16%

-94%

-63%

-58%

19%

Dibang Valley

-39%

-86%

-42%

-33%

27%

-46%

-60%

54%

-54%

-36%

-85%

-72%

East Kameng

-98%

-100%

-98%

-94%

75%

20%

-19%

190%

-34%

-20%

-42%

-81%

East Siang

-47%

-99%

-30%

-53%

4%

4%

-77%

88%

-86%

54%

-92%

-31%

Kurung Kumey

-80%

-42%

48%

10%

-3%

-28%

-39%

-24%

-42%

13%

-25%

-89%

Lohit

-91%

-97%

-89%

-86%

-2%

-42%

-82%

28%

-80%

-61%

-84%

-75%

Lower Dibang Valley

-54%

-95%

-65%

-75%

1%

38%

-16%

274%

-71%

-23%

-63%

-61%

Lower Subansiri

-54%

-80%

-3%

-25%

-8%

-39%

-48%

-31%

-46%

-62%

-63%

-74%

Papumpara

-36%

-80%

-28%

-29%

-3%

8%

-31%

9%

-40%

-53%

-85%

-93%

Tawang

23%

-64%

92%

-24%

-4%

-55%

-37%

-48%

-46%

-36%

48%

-100%

Tirap

-24%

-60%

-86%

 

 

-29%

-70%

-45%

-82%

-64%

 

 

Upper Siang

-46%

-92%

-30%

48%

3%

-18%

-43%

146%

-50%

-24%

-75%

-29%

Upper Subansiri

-7%

-76%

-40%

-6%

-19%

-55%

-39%

-11%

-28%

-16%

-76%

-48%

West Kameng

10%

-92%

-46%

-77%

-15%

-48%

-22%

-20%

-36%

-26%

-70%

-52%

West Siang

45%

-79%

32%

-22%

-1%

-25%

-51%

12%

-74%

-51%

-39%

-36%

Arunachal Pradesh

-38%

-87%

-46%

-39%

3%

-23%

-49%

41%

-60%

-33%

-69%

-55%

Source: Rainfall Statistics of India 2021, 2022 and 2024

 

Annual Rainfall in the District Head Quarters of Arunachal Pradesh during 2020, 2021, 2022 and 2023:

(in mm)

Rain Gauge Station

2022

2023  (As on 31 March)

Tawang

511.6

511.6

Bomdila

-

7090

Seppa

-

363

Itanagar

16110.65

-

Ziro

1013.5

315.83

Koloriang

 

-

Daporijo

1500-2000

-

Aalo

-

2826.8

Pasighat

-

-

Yingkiong

-

-

Anini

-

-

Roing

252.8

580.4

Tezu

-

-

Hauliyang

-

-

Changlang

-

-

Khonsa

-

-

Karadadi

-

2060

Leparada

-

578

Namsai

-

145.80

Rain Gauge Station

2020

2021

Tawang

1854.51

2056.13

Bomdila

1546.9

1987

Seppa

2439.23

2811.14

Itanagar

2685.94

3422.46

Ziro

1742.05

1198.3

Koloriang

-

-

Daporijo

-

-

Aalo

1700.05

2839.2

Pasighat

2986

1700.32

Yingkiong

1562.93

2800

Anini

Nil

Nil

Roing

2946.09

3201.37

Tezu

-

-

Hayuliang

-

-

Changlang

2798

2450

Khonsa

-

-

Total

22261.7

24465.92

Source: Statistical Abstract of Arunachal Pradesh 2021 and 2023

 

Altitudes of Selected Places of Arunachal Pradesh As on 31.03.2023:

Name of Place

Headquarters

MSL (in meters)

Tawang

Tawang

3025-3048

West Kameng

Bomdila

2430-2700

East Kameng

Seppa

363

Pakke Kesang

Lemmi

100-1500

Papum Pare

Yupia(Naharlagun)

155

Itanagar

Itanagar (Capital Comlex0

320

Lower Subansiri

Ziro

1780

Kra-Daadi

Palin

1080

Kurung Kumey

Koloriang

1000

Upper Subansiri

Daporijo

600

Kamle

Raga

-

West Siang

Aalo

619

Lep Rada

Bassar

578

Si-Yomu

Tato

-

Upper Siang

yingkiong

200

East Siang

Pasighat

152

Lower Siang

likabali

185

L/Dibang Valley

Roing

390

Dibang valley

Anini

1968

Lohit

Tezu

185

Anjaw

hawai

1296

Namsai

Namsai

156

Changlang

Changlang

580

Tirap

Khonsa

1215

Longding

Longding

693

Siang

pangin

131

Source: Statistical Abstract of Arunachal Pradesh 2023