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Monthly climate in San Jose de Mayo, Uruguay

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification San Jose de Mayo features a humid subtropical climate (Cfa).Temperatures typically range between 11 °C (52 °F) and 24 °C (75 °F) through the year, but rarely can drop to -1 °C (31 °F) or can rise to as high as 41 °C (106 °F).The average annual precipitation amounts to about 1012 mm (39.8 inches) and receives 91 rainy days on the 1 mm (0.04 inches) threshold annually.San Jose de Mayo enjoys an average of 3368 hours of sunshine throughout the year, and daylight varies from 9 hours 52 minutes to 14 hours 23 minutes per day.

Monthly average temperatures in San Jose de Mayo, Uruguay §

The warmest months in San Jose de Mayo are January, February and December, with daily mean temperatures ranging from 22 to 24 °C (72 - 75 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 11 to 12 °C (52 - 54 °F) throughout the day. On average each year, San Jose de Mayo experiences 116 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 San Jose de Mayo, Uruguay.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)		 36°C
(97°F)		 34°C
(93°F)		 34°C
(93°F)		 27°C
(81°F)		 26°C
(80°F)		 27°C
(80°F)		 26°C
(80°F)		 30°C
(86°F)		 34°C
(94°F)		 35°C
(96°F)		 36°C
(98°F)
Mean maximum 35°C
(96°F)		 34°C
(93°F)		 32°C
(90°F)		 29°C
(85°F)		 26°C
(79°F)		 22°C
(71°F)		 25°C
(77°F)		 25°C
(78°F)		 28°C
(82°F)		 30°C
(86°F)		 34°C
(94°F)		 35°C
(94°F)
Average high 29°C
(85°F)		 28°C
(82°F)		 26°C
(79°F)		 23°C
(74°F)		 19°C
(66°F)		 16°C
(62°F)		 15°C
(60°F)		 17°C
(63°F)		 19°C
(66°F)		 21°C
(71°F)		 25°C
(78°F)		 28°C
(82°F)
Daily mean 24°C
(75°F)		 23°C
(73°F)		 21°C
(70°F)		 18°C
(65°F)		 14°C
(58°F)		 12°C
(54°F)		 11°C
(52°F)		 12°C
(54°F)		 14°C
(58°F)		 16°C
(62°F)		 20°C
(68°F)		 22°C
(72°F)
Average low 19°C
(66°F)		 18°C
(64°F)		 16°C
(61°F)		 14°C
(57°F)		 10°C
(50°F)		 8°C
(47°F)		 7°C
(45°F)		 8°C
(46°F)		 10°C
(50°F)		 11°C
(52°F)		 14°C
(58°F)		 16°C
(61°F)
Mean minimum 12°C
(54°F)		 11°C
(52°F)		 10°C
(50°F)		 8°C
(46°F)		 4°C
(40°F)		 1°C
(34°F)		 1°C
(33°F)		 1°C
(33°F)		 4°C
(39°F)		 5°C
(41°F)		 8°C
(46°F)		 10°C
(49°F)
Minimum 11°C
(52°F)		 10°C
(50°F)		 7°C
(45°F)		 5°C
(42°F)		 3°C
(37°F)		 0°C
(33°F)		 -1°C
(31°F)		 -0°C
(31°F)		 2°C
(37°F)		 4°C
(39°F)		 5°C
(42°F)		 8°C
(47°F)

Compare climate in San Jose de Mayo with other places

Compare temperature, precipitation, sunshine, UV index in San Jose de Mayo, Uruguay with other places around the world.

Monthly average precipitation in San Jose de Mayo, Uruguay §

San Jose de Mayo usually has the most precipitation in February, May and June, with an average of 7 rainy days and 101 mm (4.0 inches) of precipitation per month.The driest months in San Jose de Mayo are April, November and December. On average, 66 mm (2.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Jose de Mayo, Uruguay.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) 78 (3.1) 100 (3.9) 89 (3.5) 72 (2.8) 109 (4.3) 94 (3.7) 89 (3.5) 81 (3.2) 83 (3.3) 91 (3.6) 66 (2.6) 60 (2.3)
Average precipitation days (≥ 1 mm) 7 9 8 7 6 8 9 7 7 9 6 8

Monthly sunshine hours in San Jose de Mayo, Uruguay §

The sunniest months in San Jose de Mayo are March, November and December, when the sun shines an average of 11 hours 15 minutes a day.Least sunny months in San Jose de Mayo: May, June and July receive an average of 7 hours 4 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Jose de Mayo, Uruguay.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 301 313 315 261 229 210 210 248 253 302 338 382
Mean daily daylight hours 14h 7m 13h 17m 12h 14m 11h 10m 10h 18m 9h 52m 10h 6m 10h 52m 11h 53m 12h 57m 13h 54m 14h 23m

Solar UV radiation in San Jose de Mayo, Uruguay §

San Jose de Mayo experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure.May, June and July are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly San Jose de Mayo UV Index data.

Average daily maximum UV levels by month for San Jose de Mayo, Uruguay.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) 14 13 11 7 5 4 4 6 8 11 13 14