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Monthly climate in Usulutan, El Salvador

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Usulutan features a tropical savanna climate (Aw).Temperatures typically range between 27 °C (81 °F) and 29 °C (84 °F) through the year, but rarely can drop to 21 °C (69 °F) or can rise to as high as 36 °C (98 °F).The average annual precipitation amounts to about 1808 mm (71.2 inches) and receives 160 rainy days on the 1 mm (0.04 inches) threshold annually.Usulutan enjoys an average of 3699 hours of sunshine throughout the year, and daylight varies from 11 hours 20 minutes to 12 hours 53 minutes per day.

Monthly average temperatures in Usulutan, El Salvador §

The warmest months in Usulutan are March, April and July, with daily mean temperatures ranging from 29 to 29 °C (84 - 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 (81 - 81 °F) throughout the day. On average each year, Usulutan 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 Usulutan, El Salvador.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)		 36°C
(98°F)		 36°C
(98°F)		 36°C
(97°F)		 35°C
(95°F)		 35°C
(95°F)		 35°C
(95°F)		 34°C
(94°F)		 33°C
(91°F)		 33°C
(91°F)		 33°C
(92°F)		 34°C
(93°F)
Mean maximum 34°C
(94°F)		 35°C
(96°F)		 36°C
(96°F)		 35°C
(96°F)		 34°C
(93°F)		 33°C
(91°F)		 34°C
(93°F)		 33°C
(92°F)		 32°C
(90°F)		 32°C
(90°F)		 32°C
(90°F)		 33°C
(92°F)
Average high 32°C
(90°F)		 33°C
(91°F)		 33°C
(92°F)		 33°C
(91°F)		 32°C
(89°F)		 31°C
(88°F)		 32°C
(90°F)		 31°C
(89°F)		 31°C
(87°F)		 30°C
(86°F)		 31°C
(88°F)		 32°C
(89°F)
Daily mean 27°C
(82°F)		 28°C
(83°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(83°F)		 28°C
(82°F)		 29°C
(84°F)		 28°C
(82°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)
Average low 24°C
(75°F)		 24°C
(75°F)		 25°C
(77°F)		 26°C
(78°F)		 25°C
(78°F)		 25°C
(78°F)		 26°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(76°F)		 24°C
(75°F)
Mean minimum 22°C
(72°F)		 22°C
(72°F)		 23°C
(74°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 23°C
(74°F)		 22°C
(72°F)
Minimum 21°C
(69°F)		 21°C
(70°F)		 22°C
(72°F)		 24°C
(75°F)		 24°C
(76°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 23°C
(74°F)		 22°C
(72°F)		 22°C
(71°F)

Compare climate in Usulutan with other places

Compare temperature, precipitation, sunshine, UV index in Usulutan, El Salvador with other places around the world.

Monthly average precipitation in Usulutan, El Salvador §

Usulutan usually has the most precipitation in June, September and October, with an average of 26 rainy days and 347 mm (13.7 inches) of precipitation per month.The driest months in Usulutan are January, February and December. On average, 3 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Usulutan, El Salvador.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) 1 (0.1) 3 (0.1) 7 (0.3) 25 (1.0) 230 (9.1) 353 (13.9) 141 (5.5) 275 (10.8) 280 (11.0) 409 (16.1) 80 (3.2) 4 (0.2)
Average precipitation days (≥ 1 mm) 0 0 1 7 23 25 17 23 27 27 9 1

Monthly sunshine hours in Usulutan, El Salvador §

The sunniest months in Usulutan are March, July and December, when the sun shines an average of 10 hours 35 minutes a day.Least sunny months in Usulutan: January, June and October receive an average of 9 hours 14 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Usulutan, El Salvador.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 263 294 328 320 315 293 329 318 305 293 309 326
Mean daily daylight hours 11h 25m 11h 41m 12h 3m 12h 25m 12h 44m 12h 53m 12h 48m 12h 31m 12h 10m 11h 48m 11h 29m 11h 20m

Solar UV radiation in Usulutan, El Salvador §

Usulutan experiences the highest level of ultraviolet (UV) radiation in March, April and May, 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 Usulutan UV Index data.

Average daily maximum UV levels by month for Usulutan, El Salvador.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) 11 12 14 14 14 14 13 13 13 13 10 9