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Monthly climate in Diamond Harbour, West Bengal, India

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Diamond Harbour features a tropical savanna climate (Aw).Temperatures typically range between 19 °C (67 °F) and 30 °C (87 °F) through the year, but rarely can drop to 10 °C (50 °F) or can rise to as high as 40 °C (104 °F).The average annual precipitation amounts to about 1794 mm (70.6 inches) and receives 161 rainy days on the 1 mm (0.04 inches) threshold annually.Diamond Harbour enjoys an average of 3497 hours of sunshine throughout the year, and daylight varies from 10 hours 47 minutes to 13 hours 26 minutes per day.

Monthly average temperatures in Diamond Harbour, West Bengal, India §

The warmest months in Diamond Harbour are April, May and June, with daily mean temperatures ranging from 30 to 30 °C (86 - 87 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 19 to 23 °C (67 - 73 °F) throughout the day. On average each year, Diamond Harbour experiences 307 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 Diamond Harbour, West Bengal, India.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 31°C
(89°F)		 35°C
(96°F)		 38°C
(101°F)		 39°C
(103°F)		 39°C
(103°F)		 40°C
(104°F)		 36°C
(98°F)		 36°C
(97°F)		 35°C
(95°F)		 36°C
(97°F)		 33°C
(92°F)		 30°C
(87°F)
Mean maximum 29°C
(85°F)		 33°C
(92°F)		 36°C
(98°F)		 38°C
(101°F)		 38°C
(100°F)		 37°C
(99°F)		 35°C
(95°F)		 35°C
(95°F)		 35°C
(95°F)		 35°C
(94°F)		 32°C
(90°F)		 30°C
(85°F)
Average high 26°C
(79°F)		 29°C
(85°F)		 33°C
(92°F)		 35°C
(95°F)		 35°C
(94°F)		 33°C
(92°F)		 32°C
(90°F)		 32°C
(90°F)		 32°C
(90°F)		 32°C
(89°F)		 30°C
(86°F)		 26°C
(79°F)
Daily mean 19°C
(67°F)		 23°C
(73°F)		 27°C
(81°F)		 30°C
(86°F)		 30°C
(87°F)		 30°C
(87°F)		 30°C
(85°F)		 29°C
(85°F)		 29°C
(85°F)		 28°C
(83°F)		 24°C
(76°F)		 20°C
(68°F)
Average low 14°C
(58°F)		 17°C
(63°F)		 23°C
(73°F)		 26°C
(79°F)		 27°C
(81°F)		 28°C
(82°F)		 28°C
(82°F)		 27°C
(82°F)		 27°C
(81°F)		 26°C
(78°F)		 20°C
(69°F)		 16°C
(61°F)
Mean minimum 11°C
(52°F)		 13°C
(55°F)		 18°C
(65°F)		 22°C
(73°F)		 23°C
(74°F)		 26°C
(80°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(78°F)		 22°C
(72°F)		 16°C
(61°F)		 11°C
(53°F)
Minimum 10°C
(50°F)		 11°C
(51°F)		 16°C
(61°F)		 20°C
(69°F)		 22°C
(72°F)		 25°C
(78°F)		 26°C
(79°F)		 25°C
(77°F)		 25°C
(77°F)		 20°C
(69°F)		 14°C
(57°F)		 11°C
(51°F)

Compare climate in Diamond Harbour with other places

Compare temperature, precipitation, sunshine, UV index in Diamond Harbour, West Bengal, India with other places around the world.

Monthly average precipitation in Diamond Harbour, West Bengal, India §

Diamond Harbour usually has the most precipitation in July, August and September, with an average of 28 rainy days and 328 mm (12.9 inches) of precipitation per month.The driest months in Diamond Harbour are January, February and December. On average, 21 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Diamond Harbour, West Bengal, India.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 7 (0.3) 16 (0.6) 46 (1.8) 76 (3.0) 116 (4.6) 262 (10.3) 335 (13.2) 356 (14.0) 293 (11.5) 183 (7.2) 64 (2.5) 40 (1.6)
Average precipitation days (≥ 1 mm) 0 1 6 10 12 24 29 30 27 17 3 2

Monthly sunshine hours in Diamond Harbour, West Bengal, India §

The sunniest months in Diamond Harbour are March, April and May, when the sun shines an average of 10 hours 54 minutes a day.Least sunny months in Diamond Harbour: January, September and December receive an average of 8 hours 32 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Diamond Harbour, West Bengal, India.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 242 284 328 329 345 281 277 293 272 288 281 272
Mean daily daylight hours 10h 56m 11h 24m 12h 1m 12h 39m 13h 11m 13h 26m 13h 19m 12h 51m 12h 14m 11h 36m 11h 4m 10h 47m

Solar UV radiation in Diamond Harbour, West Bengal, India §

Diamond Harbour experiences the highest level of ultraviolet (UV) radiation in July, August and September, when the maximum UV index can reach values of 13 - 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 Diamond Harbour UV Index data.

Average daily maximum UV levels by month for Diamond Harbour, West Bengal, India.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 5 7 9 10 12 12 13 13 13 11 7 5