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Monthly climate in Welisara, Western, Sri Lanka

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Welisara features a tropical rainforest climate (Af).Temperatures typically range between 27 °C (80 °F) and 29 °C (84 °F) through the year, but rarely can drop to 19 °C (66 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 2554 mm (100.6 inches) and receives 272 rainy days on the 1 mm (0.04 inches) threshold annually.Welisara enjoys an average of 3692 hours of sunshine throughout the year, and daylight varies from 11 hours 42 minutes to 12 hours 30 minutes per day.

Monthly average temperatures in Welisara, Western, Sri Lanka §

The warmest months in Welisara are February, March and April, with daily mean temperatures ranging from 28 to 29 °C (83 - 84 °F) throughout the day. The coldest temperatures usually occur in October, November and December, when daily mean temperatures range from 27 to 27 °C (80 - 80 °F) throughout the day. On average each year, Welisara 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 Welisara, 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 36°C
(96°F)		 37°C
(99°F)		 37°C
(99°F)		 37°C
(98°F)		 34°C
(93°F)		 32°C
(90°F)		 32°C
(89°F)		 31°C
(88°F)		 32°C
(90°F)		 32°C
(89°F)		 32°C
(90°F)		 34°C
(94°F)
Mean maximum 35°C
(95°F)		 36°C
(97°F)		 36°C
(96°F)		 35°C
(95°F)		 33°C
(92°F)		 30°C
(87°F)		 31°C
(88°F)		 31°C
(87°F)		 31°C
(89°F)		 31°C
(89°F)		 32°C
(90°F)		 33°C
(91°F)
Average high 32°C
(91°F)		 33°C
(92°F)		 33°C
(92°F)		 33°C
(91°F)		 31°C
(88°F)		 30°C
(86°F)		 30°C
(86°F)		 29°C
(85°F)		 30°C
(86°F)		 30°C
(86°F)		 30°C
(87°F)		 31°C
(88°F)
Daily mean 27°C
(81°F)		 28°C
(83°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)		 27°C
(80°F)		 27°C
(80°F)
Average low 23°C
(74°F)		 24°C
(75°F)		 25°C
(77°F)		 25°C
(78°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 24°C
(76°F)		 24°C
(75°F)		 23°C
(75°F)
Mean minimum 20°C
(69°F)		 22°C
(71°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(75°F)		 24°C
(76°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(73°F)		 21°C
(70°F)
Minimum 19°C
(66°F)		 20°C
(68°F)		 22°C
(73°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(76°F)		 23°C
(74°F)		 24°C
(75°F)		 23°C
(73°F)		 23°C
(73°F)		 22°C
(72°F)		 20°C
(69°F)

Compare climate in Welisara with other places

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

Monthly average precipitation in Welisara, Western, Sri Lanka §

Welisara usually has the most precipitation in May, October and November, with an average of 28 rainy days and 340 mm (13.4 inches) of precipitation per month.The driest months in Welisara are January, February and March. On average, 84 mm (3.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Welisara, 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) 68 (2.7) 61 (2.4) 122 (4.8) 144 (5.7) 284 (11.2) 270 (10.6) 205 (8.1) 250 (9.8) 245 (9.6) 377 (14.9) 358 (14.1) 170 (6.7)
Average precipitation days (≥ 1 mm) 6 8 17 25 29 29 30 29 27 30 26 16

Monthly sunshine hours in Welisara, Western, Sri Lanka §

The sunniest months in Welisara are March, April and July, when the sun shines an average of 10 hours 46 minutes a day.Least sunny months in Welisara: January, October and November receive an average of 9 hours 0 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Welisara, 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 267 310 330 331 309 321 329 324 299 291 269 306
Mean daily daylight hours 11h 45m 11h 53m 12h 4m 12h 15m 12h 25m 12h 30m 12h 28m 12h 19m 12h 8m 11h 56m 11h 47m 11h 42m

Solar UV radiation in Welisara, Western, Sri Lanka §

Welisara experiences the highest level of ultraviolet (UV) radiation in March, April and September, when the maximum UV index can reach values of 14 - 15, 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 Welisara UV Index data.

Average daily maximum UV levels by month for Welisara, 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 15 14 14 13 12 13 14 13 11 10