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Monthly climate in Nannilam, Tamil Nadu, India

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Nannilam features a tropical savanna climate (Aw).Temperatures typically range between 26 °C (78 °F) and 32 °C (90 °F) through the year, but rarely can drop to 19 °C (67 °F) or can rise to as high as 41 °C (106 °F).The average annual precipitation amounts to about 1092 mm (43.0 inches) and receives 143 rainy days on the 1 mm (0.04 inches) threshold annually.Nannilam enjoys an average of 3746 hours of sunshine throughout the year, and daylight varies from 11 hours 29 minutes to 12 hours 44 minutes per day.

Monthly average temperatures in Nannilam, Tamil Nadu, India §

The warmest months in Nannilam are May, June and July, with daily mean temperatures ranging from 31 to 32 °C (89 - 90 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 26 to 26 °C (78 - 80 °F) throughout the day. On average each year, Nannilam 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 Nannilam, Tamil Nadu, 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 32°C
(91°F)		 34°C
(94°F)		 38°C
(101°F)		 41°C
(105°F)		 41°C
(106°F)		 41°C
(105°F)		 41°C
(106°F)		 39°C
(102°F)		 38°C
(100°F)		 37°C
(98°F)		 34°C
(93°F)		 33°C
(91°F)
Mean maximum 32°C
(89°F)		 33°C
(92°F)		 37°C
(98°F)		 38°C
(101°F)		 40°C
(105°F)		 40°C
(103°F)		 39°C
(102°F)		 38°C
(101°F)		 37°C
(99°F)		 36°C
(97°F)		 33°C
(92°F)		 31°C
(89°F)
Average high 29°C
(85°F)		 31°C
(88°F)		 34°C
(93°F)		 36°C
(97°F)		 37°C
(100°F)		 38°C
(100°F)		 36°C
(98°F)		 35°C
(96°F)		 34°C
(94°F)		 33°C
(91°F)		 30°C
(86°F)		 29°C
(85°F)
Daily mean 26°C
(78°F)		 26°C
(80°F)		 29°C
(84°F)		 31°C
(88°F)		 32°C
(90°F)		 32°C
(90°F)		 31°C
(89°F)		 31°C
(87°F)		 30°C
(86°F)		 29°C
(84°F)		 27°C
(81°F)		 26°C
(79°F)
Average low 23°C
(73°F)		 23°C
(73°F)		 25°C
(77°F)		 27°C
(81°F)		 28°C
(83°F)		 29°C
(84°F)		 28°C
(82°F)		 27°C
(81°F)		 27°C
(80°F)		 26°C
(79°F)		 25°C
(77°F)		 24°C
(75°F)
Mean minimum 21°C
(70°F)		 21°C
(69°F)		 22°C
(72°F)		 25°C
(77°F)		 26°C
(80°F)		 27°C
(81°F)		 25°C
(78°F)		 25°C
(77°F)		 25°C
(77°F)		 24°C
(76°F)		 23°C
(74°F)		 22°C
(72°F)
Minimum 20°C
(68°F)		 19°C
(67°F)		 21°C
(70°F)		 24°C
(76°F)		 26°C
(79°F)		 26°C
(78°F)		 25°C
(77°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(75°F)		 23°C
(73°F)		 21°C
(69°F)

Compare climate in Nannilam with other places

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

Monthly average precipitation in Nannilam, Tamil Nadu, India §

Nannilam usually has the most precipitation in October, November and December, with an average of 19 rainy days and 197 mm (7.7 inches) of precipitation per month.The driest months in Nannilam are February, March and April. On average, 14 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Nannilam, Tamil Nadu, 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) 63 (2.5) 7 (0.3) 18 (0.7) 15 (0.6) 27 (1.1) 55 (2.2) 83 (3.3) 98 (3.9) 134 (5.3) 171 (6.7) 269 (10.6) 149 (5.9)
Average precipitation days (≥ 1 mm) 6 2 4 4 9 11 16 15 18 20 24 14

Monthly sunshine hours in Nannilam, Tamil Nadu, India §

The sunniest months in Nannilam are March, April and May, when the sun shines an average of 11 hours 17 minutes a day.Least sunny months in Nannilam: January, November and December receive an average of 8 hours 53 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nannilam, Tamil Nadu, 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 264 309 345 342 349 329 326 309 303 310 259 295
Mean daily daylight hours 11h 33m 11h 46m 12h 3m 12h 21m 12h 36m 12h 44m 12h 40m 12h 27m 12h 9m 11h 51m 11h 36m 11h 29m

Solar UV radiation in Nannilam, Tamil Nadu, India §

Nannilam experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 13 - 15, which corresponds to the Extreme category of sun exposure.January, November and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Nannilam UV Index data.

Average daily maximum UV levels by month for Nannilam, Tamil Nadu, 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) 10 12 13 15 12 12 13 13 13 11 10 9