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Monthly climate in Puttalam, North Western, Sri Lanka

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Puttalam features a tropical savanna climate (As).Temperatures typically range between 26 °C (80 °F) and 29 °C (84 °F) through the year, but rarely can drop to 22 °C (71 °F) or can rise to as high as 34 °C (93 °F).The average annual precipitation amounts to about 1458 mm (57.4 inches) and receives 203 rainy days on the 1 mm (0.04 inches) threshold annually.Puttalam enjoys an average of 3815 hours of sunshine throughout the year, and daylight varies from 11 hours 39 minutes to 12 hours 34 minutes per day.

Monthly average temperatures in Puttalam, North Western, Sri Lanka §

The warmest months in Puttalam are April, May and June, with daily mean temperatures ranging from 28 to 29 °C (83 - 84 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 26 to 27 °C (80 - 81 °F) throughout the day. On average each year, Puttalam 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 Puttalam, North Western, Sri Lanka.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
(89°F)		 33°C
(91°F)		 34°C
(93°F)		 34°C
(93°F)		 32°C
(90°F)		 31°C
(88°F)		 31°C
(89°F)		 30°C
(87°F)		 31°C
(88°F)		 31°C
(88°F)		 31°C
(89°F)		 31°C
(89°F)
Mean maximum 31°C
(88°F)		 32°C
(90°F)		 33°C
(91°F)		 32°C
(91°F)		 32°C
(89°F)		 30°C
(86°F)		 30°C
(87°F)		 30°C
(86°F)		 30°C
(87°F)		 30°C
(87°F)		 31°C
(87°F)		 31°C
(88°F)
Average high 29°C
(85°F)		 30°C
(87°F)		 31°C
(89°F)		 31°C
(88°F)		 30°C
(87°F)		 30°C
(85°F)		 29°C
(85°F)		 29°C
(84°F)		 29°C
(85°F)		 29°C
(84°F)		 29°C
(85°F)		 29°C
(85°F)
Daily mean 26°C
(80°F)		 27°C
(81°F)		 28°C
(83°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(82°F)		 27°C
(82°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(80°F)
Average low 24°C
(76°F)		 24°C
(76°F)		 26°C
(79°F)		 27°C
(80°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 26°C
(80°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(78°F)		 25°C
(77°F)
Mean minimum 22°C
(72°F)		 23°C
(73°F)		 24°C
(76°F)		 26°C
(78°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(78°F)		 26°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 24°C
(76°F)		 23°C
(74°F)
Minimum 22°C
(71°F)		 22°C
(71°F)		 24°C
(75°F)		 25°C
(78°F)		 25°C
(78°F)		 26°C
(79°F)		 26°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 24°C
(76°F)		 23°C
(74°F)		 23°C
(74°F)

Compare climate in Puttalam with other places

Compare temperature, precipitation, sunshine, UV index in Puttalam, North Western, Sri Lanka with other places around the world.

Monthly average precipitation in Puttalam, North Western, Sri Lanka §

Puttalam usually has the most precipitation in May, October and November, with an average of 24 rainy days and 248 mm (9.8 inches) of precipitation per month.The driest months in Puttalam are January, February and July. On average, 38 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Puttalam, North Western, Sri Lanka.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) 46 (1.8) 16 (0.6) 52 (2.0) 99 (3.9) 182 (7.2) 102 (4.0) 51 (2.0) 78 (3.1) 136 (5.3) 269 (10.6) 292 (11.5) 134 (5.3)
Average precipitation days (≥ 1 mm) 5 4 12 21 25 21 14 16 22 25 24 14

Monthly sunshine hours in Puttalam, North Western, Sri Lanka §

The sunniest months in Puttalam are March, April and July, when the sun shines an average of 11 hours 4 minutes a day.Least sunny months in Puttalam: January, October and November receive an average of 9 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Puttalam, North Western, Sri Lanka.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 268 312 341 336 326 332 341 333 319 309 282 310
Mean daily daylight hours 11h 41m 11h 51m 12h 4m 12h 17m 12h 28m 12h 34m 12h 31m 12h 21m 12h 8m 11h 55m 11h 44m 11h 39m

Solar UV radiation in Puttalam, North Western, Sri Lanka §

Puttalam 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.July, November and December are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 12. For more detailed information, check out our hourly Puttalam UV Index data.

Average daily maximum UV levels by month for Puttalam, North Western, Sri Lanka.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) 12 13 14 14 13 13 12 13 14 13 11 10