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Monthly climate in Keelakarai, India

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Keelakarai features a tropical savanna climate (Aw). Temperatures typically range between 26 °C (79 °F) and 30 °C (87 °F) through the year, but rarely can drop to 22 °C (71 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 1083 mm (42.6 inches) and receives 135 rainy days on the 1 mm (0.04 inches) threshold annually. Keelakarai enjoys an average of 3808 hours of sunshine throughout the year, and daylight varies from 11 hours 35 minutes to 12 hours 38 minutes per day.

Monthly average temperatures in Keelakarai, India

The warmest months in Keelakarai are May, June and July, 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 26 to 27 °C (79 - 80 °F) throughout the day. On average each year, Keelakarai experiences 329 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 Keelakarai. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum30°C
(86°F)		31°C
(88°F)		33°C
(92°F)		34°C
(94°F)		35°C
(96°F)		35°C
(95°F)		35°C
(95°F)		34°C
(93°F)		34°C
(93°F)		33°C
(92°F)		31°C
(89°F)		30°C
(86°F)
Mean maximum29°C
(85°F)		30°C
(86°F)		32°C
(90°F)		33°C
(92°F)		35°C
(95°F)		34°C
(94°F)		34°C
(94°F)		34°C
(93°F)		33°C
(92°F)		32°C
(90°F)		31°C
(88°F)		30°C
(85°F)
Average high28°C
(83°F)		29°C
(84°F)		30°C
(87°F)		32°C
(90°F)		33°C
(91°F)		33°C
(92°F)		32°C
(91°F)		32°C
(90°F)		31°C
(89°F)		30°C
(87°F)		29°C
(85°F)		28°C
(83°F)
Daily mean26°C
(79°F)		27°C
(80°F)		28°C
(83°F)		30°C
(86°F)		30°C
(87°F)		30°C
(87°F)		30°C
(86°F)		29°C
(85°F)		29°C
(85°F)		28°C
(83°F)		27°C
(81°F)		26°C
(80°F)
Average low24°C
(76°F)		25°C
(76°F)		26°C
(80°F)		28°C
(82°F)		28°C
(83°F)		28°C
(83°F)		28°C
(82°F)		27°C
(82°F)		27°C
(81°F)		26°C
(80°F)		25°C
(78°F)		25°C
(77°F)
Mean minimum22°C
(73°F)		23°C
(74°F)		24°C
(76°F)		26°C
(79°F)		27°C
(81°F)		27°C
(81°F)		27°C
(80°F)		26°C
(79°F)		26°C
(79°F)		25°C
(76°F)		24°C
(76°F)		24°C
(75°F)
Minimum22°C
(71°F)		22°C
(72°F)		23°C
(74°F)		25°C
(78°F)		26°C
(79°F)		26°C
(79°F)		26°C
(78°F)		26°C
(78°F)		25°C
(78°F)		24°C
(75°F)		23°C
(74°F)		23°C
(74°F)

Compare climate in Keelakarai with other places

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

Monthly average precipitation in Keelakarai, India

Keelakarai usually has the most precipitation in October, November and December, with an average of 20 rainy days and 238 mm (9.4 inches) of precipitation per month. The driest months in Keelakarai are February, June and July. On average, 23 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Keelakarai. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)85 (3.3)13 (0.5)29 (1.2)41 (1.6)44 (1.7)28 (1.1)29 (1.1)45 (1.8)55 (2.2)192 (7.5)324 (12.8)199 (7.8)
Average precipitation days (≥ 1 mm)84699681113212317

Monthly sunshine hours in Keelakarai, India

The sunniest months in Keelakarai are March, April and May, when the sun shines an average of 11 hours 13 minutes a day. Least sunny months in Keelakarai: January, November and December receive an average of 9 hours 4 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Keelakarai. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours265310345340346333338325321311267301
Mean daily daylight hours11h 38m11h 49m12h 3m12h 19m12h 32m12h 38m12h 35m12h 23m12h 9m11h 54m11h 41m11h 35m

Solar UV radiation in Keelakarai, India

Keelakarai experiences the highest level of ultraviolet (UV) radiation in March, April and September, when the maximum UV index can reach values of 14 - 14, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly Keelakarai UV Index data.

Average daily maximum UV levels by month for Keelakarai. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)111314141312121314121110