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Monthly climate in Trelew, Chubut, Argentina

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Trelew features a cold semi-arid climate (BSk).Temperatures typically range between 7 °C (45 °F) and 22 °C (71 °F) through the year, but rarely can drop to -6 °C (22 °F) or can rise to as high as 41 °C (106 °F).The average annual precipitation amounts to about 240 mm (9.5 inches) and receives 38 rainy days on the 1 mm (0.04 inches) threshold annually.Trelew enjoys an average of 3638 hours of sunshine throughout the year, and daylight varies from 9 hours 0 minutes to 15 hours 18 minutes per day.

Monthly average temperatures in Trelew, Chubut, Argentina §

The warmest months in Trelew are January, February and December, with daily mean temperatures ranging from 20 to 22 °C (69 - 71 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 7 to 9 °C (45 - 49 °F) throughout the day. On average each year, Trelew experiences 93 days above 25 °C (77.0 °F) and 12 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Trelew, Chubut, Argentina.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 41°C
(106°F)		 40°C
(104°F)		 36°C
(96°F)		 33°C
(92°F)		 28°C
(82°F)		 21°C
(69°F)		 20°C
(69°F)		 25°C
(77°F)		 31°C
(88°F)		 32°C
(89°F)		 37°C
(98°F)		 38°C
(100°F)
Mean maximum 38°C
(100°F)		 37°C
(99°F)		 34°C
(94°F)		 31°C
(87°F)		 25°C
(78°F)		 19°C
(66°F)		 18°C
(65°F)		 22°C
(73°F)		 28°C
(82°F)		 30°C
(87°F)		 34°C
(93°F)		 37°C
(98°F)
Average high 28°C
(82°F)		 27°C
(81°F)		 25°C
(77°F)		 21°C
(71°F)		 16°C
(62°F)		 12°C
(54°F)		 12°C
(54°F)		 15°C
(59°F)		 18°C
(65°F)		 20°C
(69°F)		 24°C
(75°F)		 26°C
(80°F)
Daily mean 22°C
(71°F)		 21°C
(70°F)		 19°C
(66°F)		 15°C
(60°F)		 11°C
(52°F)		 8°C
(46°F)		 7°C
(45°F)		 9°C
(49°F)		 12°C
(54°F)		 15°C
(59°F)		 18°C
(64°F)		 20°C
(69°F)
Average low 16°C
(61°F)		 16°C
(60°F)		 13°C
(56°F)		 11°C
(51°F)		 6°C
(44°F)		 4°C
(39°F)		 3°C
(38°F)		 5°C
(41°F)		 7°C
(44°F)		 9°C
(49°F)		 12°C
(54°F)		 14°C
(58°F)
Mean minimum 10°C
(51°F)		 9°C
(49°F)		 7°C
(44°F)		 4°C
(40°F)		 -1°C
(30°F)		 -2°C
(28°F)		 -3°C
(27°F)		 -1°C
(30°F)		 1°C
(35°F)		 1°C
(35°F)		 6°C
(44°F)		 8°C
(46°F)
Minimum 8°C
(47°F)		 7°C
(45°F)		 5°C
(41°F)		 -1°C
(30°F)		 -4°C
(25°F)		 -4°C
(24°F)		 -6°C
(22°F)		 -4°C
(25°F)		 0°C
(33°F)		 -1°C
(30°F)		 5°C
(40°F)		 6°C
(44°F)

Compare climate in Trelew with other places

Compare temperature, precipitation, sunshine, UV index in Trelew, Chubut, Argentina with other places around the world.

Monthly average precipitation in Trelew, Chubut, Argentina §

Trelew usually has the most precipitation in March, June and November, with an average of 4 rainy days and 36 mm (1.4 inches) of precipitation per month.The driest months in Trelew are January, February and September. On average, 11 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Trelew, Chubut, Argentina.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) 7 (0.3) 11 (0.4) 38 (1.5) 20 (0.8) 16 (0.6) 45 (1.8) 17 (0.7) 17 (0.7) 14 (0.5) 14 (0.6) 25 (1.0) 16 (0.6)
Average precipitation days (≥ 1 mm) 1 2 5 3 4 4 4 4 3 3 3 2

Monthly sunshine hours in Trelew, Chubut, Argentina §

The sunniest months in Trelew are October, November and December, when the sun shines an average of 12 hours 15 minutes a day.Least sunny months in Trelew: May, June and July receive an average of 7 hours 12 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Trelew, Chubut, Argentina.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 330 345 329 277 241 205 216 259 304 351 366 409
Mean daily daylight hours 14h 56m 13h 45m 12h 18m 10h 50m 9h 36m 9h 0m 9h 20m 10h 25m 11h 49m 13h 18m 14h 37m 15h 18m

Solar UV radiation in Trelew, Chubut, Argentina §

Trelew experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 12 - 13, which corresponds to the Extreme category of sun exposure.May, June and July are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Trelew UV Index data.

Average daily maximum UV levels by month for Trelew, Chubut, Argentina.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) 13 11 8 5 3 2 2 4 6 8 12 13