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Monthly climate in Dumka, India

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Dumka features a humid subtropical climate (Cwa). Temperatures typically range between 16 °C (62 °F) and 30 °C (86 °F) through the year, but rarely can drop to 6 °C (43 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 1434 mm (56.5 inches) and receives 151 rainy days on the 1 mm (0.04 inches) threshold annually. Dumka enjoys an average of 3489 hours of sunshine throughout the year, and daylight varies from 10 hours 39 minutes to 13 hours 35 minutes per day.

Monthly average temperatures in Dumka, India

The warmest months in Dumka are April, May and June, with daily mean temperatures ranging from 29 to 30 °C (84 - 86 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 16 to 20 °C (62 - 68 °F) throughout the day. On average each year, Dumka experiences 280 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Dumka. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum29°C
(84°F)		34°C
(94°F)		40°C
(105°F)		41°C
(107°F)		42°C
(108°F)		41°C
(106°F)		36°C
(97°F)		35°C
(95°F)		35°C
(94°F)		35°C
(95°F)		34°C
(93°F)		29°C
(84°F)
Mean maximum27°C
(81°F)		32°C
(90°F)		37°C
(100°F)		40°C
(104°F)		39°C
(103°F)		38°C
(101°F)		35°C
(95°F)		34°C
(94°F)		34°C
(94°F)		34°C
(94°F)		31°C
(89°F)		28°C
(83°F)
Average high23°C
(73°F)		27°C
(81°F)		32°C
(91°F)		36°C
(97°F)		35°C
(94°F)		34°C
(93°F)		32°C
(90°F)		32°C
(90°F)		32°C
(90°F)		31°C
(88°F)		29°C
(84°F)		24°C
(76°F)
Daily mean16°C
(62°F)		20°C
(68°F)		25°C
(78°F)		29°C
(84°F)		29°C
(85°F)		30°C
(86°F)		29°C
(84°F)		29°C
(84°F)		29°C
(84°F)		27°C
(81°F)		22°C
(73°F)		18°C
(65°F)
Average low12°C
(53°F)		14°C
(58°F)		20°C
(67°F)		24°C
(75°F)		25°C
(77°F)		26°C
(80°F)		27°C
(80°F)		27°C
(80°F)		26°C
(79°F)		24°C
(75°F)		18°C
(65°F)		14°C
(57°F)
Mean minimum9°C
(48°F)		10°C
(50°F)		15°C
(59°F)		20°C
(69°F)		21°C
(70°F)		24°C
(76°F)		25°C
(77°F)		26°C
(78°F)		25°C
(76°F)		19°C
(67°F)		14°C
(57°F)		10°C
(50°F)
Minimum6°C
(43°F)		8°C
(47°F)		12°C
(54°F)		18°C
(65°F)		20°C
(69°F)		22°C
(72°F)		24°C
(76°F)		25°C
(78°F)		23°C
(74°F)		18°C
(64°F)		13°C
(55°F)		8°C
(48°F)

Compare climate in Dumka with other places

Compare temperature, precipitation, sunshine, UV index in Dumka, India with other places around the world.

Monthly average precipitation in Dumka, India

Dumka usually has the most precipitation in July, August and September, with an average of 27 rainy days and 275 mm (10.8 inches) of precipitation per month. The driest months in Dumka are January, November and December. On average, 9 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Dumka. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)10 (0.4)20 (0.8)25 (1.0)53 (2.1)147 (5.8)209 (8.2)328 (12.9)271 (10.7)225 (8.9)130 (5.1)3 (0.1)13 (0.5)
Average precipitation days (≥ 1 mm)124816232929251301

Monthly sunshine hours in Dumka, India

The sunniest months in Dumka are March, April and May, when the sun shines an average of 10 hours 46 minutes a day. Least sunny months in Dumka: January, July and December receive an average of 8 hours 19 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Dumka. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours241284333329328305257283275289285274
Mean daily daylight hours10h 48m11h 19m12h 0m12h 43m13h 18m13h 35m13h 27m12h 56m12h 15m11h 33m10h 57m10h 39m

Solar UV radiation in Dumka, India

Dumka experiences the highest level of ultraviolet (UV) radiation in July, August and September, when the maximum UV index can reach values of 12 - 13, which corresponds to the Extreme category of sun exposure. January, February and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly Dumka UV Index data.

Average daily maximum UV levels by month for Dumka. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)5791010111213121075