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Monthly climate in Koch Bihar, India

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Koch Bihar features a humid subtropical climate (Cwa). Temperatures typically range between 17 °C (63 °F) and 29 °C (85 °F) through the year, but rarely can drop to 6 °C (44 °F) or can rise to as high as 38 °C (101 °F). The average annual precipitation amounts to about 3484 mm (137.2 inches) and receives 193 rainy days on the 1 mm (0.04 inches) threshold annually. Koch Bihar enjoys an average of 3363 hours of sunshine throughout the year, and daylight varies from 10 hours 31 minutes to 13 hours 44 minutes per day.

Monthly average temperatures in Koch Bihar, India

The warmest months in Koch Bihar are June, July and August, with daily mean temperatures ranging from 29 to 29 °C (84 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 17 to 19 °C (63 - 67 °F) throughout the day. On average each year, Koch Bihar experiences 292 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 Koch Bihar. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum29°C
(84°F)		31°C
(87°F)		36°C
(98°F)		37°C
(98°F)		36°C
(97°F)		37°C
(99°F)		38°C
(101°F)		38°C
(100°F)		37°C
(98°F)		36°C
(97°F)		33°C
(92°F)		30°C
(86°F)
Mean maximum28°C
(82°F)		30°C
(85°F)		34°C
(93°F)		35°C
(95°F)		35°C
(95°F)		36°C
(96°F)		36°C
(97°F)		36°C
(97°F)		36°C
(97°F)		34°C
(94°F)		32°C
(90°F)		29°C
(85°F)
Average high24°C
(76°F)		26°C
(80°F)		30°C
(87°F)		31°C
(87°F)		31°C
(87°F)		32°C
(90°F)		32°C
(90°F)		33°C
(91°F)		32°C
(90°F)		31°C
(88°F)		29°C
(85°F)		26°C
(79°F)
Daily mean17°C
(63°F)		19°C
(67°F)		24°C
(75°F)		26°C
(79°F)		27°C
(80°F)		29°C
(84°F)		29°C
(84°F)		29°C
(85°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)		19°C
(66°F)		22°C
(71°F)		24°C
(75°F)		26°C
(79°F)		27°C
(80°F)		27°C
(81°F)		26°C
(79°F)		24°C
(75°F)		17°C
(63°F)		13°C
(56°F)
Mean minimum8°C
(47°F)		10°C
(51°F)		14°C
(58°F)		18°C
(65°F)		21°C
(70°F)		24°C
(76°F)		25°C
(78°F)		26°C
(79°F)		24°C
(76°F)		19°C
(67°F)		14°C
(58°F)		10°C
(50°F)
Minimum6°C
(44°F)		9°C
(49°F)		12°C
(54°F)		16°C
(61°F)		20°C
(68°F)		23°C
(74°F)		24°C
(76°F)		25°C
(78°F)		23°C
(73°F)		18°C
(65°F)		13°C
(55°F)		9°C
(48°F)

Compare climate in Koch Bihar with other places

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

Monthly average precipitation in Koch Bihar, India

Koch Bihar usually has the most precipitation in June, July and August, with an average of 29 rainy days and 621 mm (24.4 inches) of precipitation per month. The driest months in Koch Bihar are January, November and December. On average, 6 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Koch Bihar. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)6 (0.2)25 (1.0)71 (2.8)190 (7.5)470 (18.5)540 (21.3)704 (27.7)618 (24.3)527 (20.8)321 (12.6)7 (0.3)5 (0.2)
Average precipitation days (≥ 1 mm)2391828293030271610

Monthly sunshine hours in Koch Bihar, India

The sunniest months in Koch Bihar are March, April and May, when the sun shines an average of 10 hours 28 minutes a day. Least sunny months in Koch Bihar: January, July and September receive an average of 7 hours 40 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Koch Bihar. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours237276328318316278213258254297293289
Mean daily daylight hours10h 41m11h 15m12h 0m12h 46m13h 25m13h 44m13h 34m13h 0m12h 16m11h 30m10h 51m10h 31m

Solar UV radiation in Koch Bihar, India

Koch Bihar experiences the highest level of ultraviolet (UV) radiation in June, July and August, 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 Koch Bihar UV Index data.

Average daily maximum UV levels by month for Koch Bihar. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)57891012131211976