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Monthly climate in Potrero, California, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Potrero features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 10 °C (51 °F) and 25 °C (77 °F) through the year, but rarely can drop to -4 °C (25 °F) or can rise to as high as 43 °C (110 °F). The average annual precipitation amounts to about 343 mm (13.5 inches) and receives 46 rainy days on the 1 mm (0.04 inches) threshold annually. Potrero enjoys an average of 3688 hours of sunshine throughout the year, and daylight varies from 10 hours 1 minutes to 14 hours 14 minutes per day.

Monthly average temperatures in Potrero, California, United States §

The warmest months in Potrero are July, August and September, with daily mean temperatures ranging from 23 to 25 °C (73 - 77 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 11 °C (51 - 52 °F) throughout the day. On average each year, Potrero experiences 139 days above 25 °C (77.0 °F) and 3 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Potrero, California, United States. 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 27°C
(81°F)		 27°C
(81°F)		 29°C
(85°F)		 32°C
(91°F)		 33°C
(92°F)		 38°C
(100°F)		 41°C
(107°F)		 39°C
(102°F)		 43°C
(110°F)		 37°C
(98°F)		 32°C
(91°F)		 27°C
(82°F)
Mean maximum 24°C
(76°F)		 24°C
(76°F)		 26°C
(80°F)		 31°C
(89°F)		 31°C
(88°F)		 33°C
(92°F)		 37°C
(98°F)		 37°C
(99°F)		 38°C
(100°F)		 33°C
(92°F)		 30°C
(87°F)		 25°C
(78°F)
Average high 17°C
(63°F)		 17°C
(62°F)		 18°C
(64°F)		 22°C
(71°F)		 23°C
(74°F)		 28°C
(83°F)		 31°C
(89°F)		 32°C
(90°F)		 30°C
(86°F)		 26°C
(79°F)		 22°C
(72°F)		 17°C
(63°F)
Daily mean 11°C
(52°F)		 10°C
(51°F)		 11°C
(53°F)		 15°C
(59°F)		 16°C
(62°F)		 21°C
(70°F)		 25°C
(76°F)		 25°C
(77°F)		 23°C
(73°F)		 19°C
(66°F)		 15°C
(60°F)		 11°C
(52°F)
Average low 6°C
(44°F)		 5°C
(42°F)		 6°C
(44°F)		 9°C
(48°F)		 11°C
(51°F)		 15°C
(59°F)		 19°C
(66°F)		 19°C
(67°F)		 17°C
(63°F)		 13°C
(55°F)		 10°C
(50°F)		 6°C
(44°F)
Mean minimum 0°C
(33°F)		 -1°C
(31°F)		 1°C
(34°F)		 4°C
(39°F)		 5°C
(40°F)		 10°C
(50°F)		 14°C
(57°F)		 15°C
(59°F)		 12°C
(54°F)		 6°C
(44°F)		 5°C
(41°F)		 1°C
(34°F)
Minimum -1°C
(30°F)		 -4°C
(25°F)		 -1°C
(31°F)		 3°C
(37°F)		 4°C
(39°F)		 8°C
(46°F)		 11°C
(52°F)		 14°C
(57°F)		 8°C
(47°F)		 5°C
(40°F)		 2°C
(35°F)		 -1°C
(31°F)

Compare climate in Potrero with other places

Compare temperature, precipitation, sunshine, UV index in Potrero, California, United States with other places around the world.

Monthly average precipitation in Potrero, California, United States §

Potrero usually has the most precipitation in February, March and December, with an average of 7 rainy days and 59 mm (2.3 inches) of precipitation per month. The driest months in Potrero are June, July and September. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Potrero, California, United States. 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) 52 (2.0) 68 (2.7) 58 (2.3) 21 (0.8) 22 (0.9) 2 (0.1) 11 (0.4) 12 (0.5) 8 (0.3) 13 (0.5) 24 (1.0) 53 (2.1)
Average precipitation days (≥ 1 mm) 6 7 9 3 4 1 2 2 2 2 2 6

Monthly sunshine hours in Potrero, California, United States §

The sunniest months in Potrero are May, June and July, when the sun shines an average of 12 hours 13 minutes a day. Least sunny months in Potrero: January, February and December receive an average of 7 hours 27 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Potrero, California, United States. 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 197 246 301 331 372 374 378 361 323 304 261 236
Mean daily daylight hours 10h 16m 11h 1m 12h 0m 13h 0m 13h 50m 14h 14m 14h 1m 13h 16m 12h 19m 11h 19m 10h 27m 10h 1m

Solar UV radiation in Potrero, California, United States §

Potrero experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Potrero UV Index data.

Average daily maximum UV levels by month for Potrero, California, United States. 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) 5 7 9 11 12 12 12 12 11 8 6 4

Detailed Monthly Weather Insights for Potrero, California, United States

Discover in-depth weather details for every month in Potrero. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Potrero's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.