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Monthly climate in Santa Margarita, California, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Santa Margarita features a warm-summer Mediterranean climate (Csb).Temperatures typically range between 10 °C (50 °F) and 22 °C (72 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 40 °C (105 °F).The average annual precipitation amounts to about 326 mm (12.8 inches) and receives 35 rainy days on the 1 mm (0.04 inches) threshold annually.Santa Margarita enjoys an average of 3576 hours of sunshine throughout the year, and daylight varies from 9 hours 47 minutes to 14 hours 29 minutes per day.

Monthly average temperatures in Santa Margarita, California, United States §

The warmest months in Santa Margarita are July, August and September, with daily mean temperatures ranging from 21 to 22 °C (70 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 10 °C (50 - 51 °F) throughout the day. On average each year, Santa Margarita experiences 120 days above 25 °C (77.0 °F) and 4 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Santa Margarita, 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 24°C
(75°F)		 27°C
(80°F)		 27°C
(81°F)		 33°C
(91°F)		 33°C
(91°F)		 37°C
(98°F)		 39°C
(102°F)		 38°C
(101°F)		 40°C
(105°F)		 34°C
(94°F)		 29°C
(84°F)		 26°C
(80°F)
Mean maximum 21°C
(70°F)		 22°C
(72°F)		 25°C
(77°F)		 29°C
(85°F)		 30°C
(87°F)		 34°C
(93°F)		 36°C
(98°F)		 35°C
(95°F)		 36°C
(98°F)		 31°C
(89°F)		 27°C
(80°F)		 22°C
(71°F)
Average high 15°C
(60°F)		 17°C
(62°F)		 18°C
(64°F)		 21°C
(71°F)		 24°C
(75°F)		 27°C
(82°F)		 29°C
(85°F)		 29°C
(85°F)		 28°C
(83°F)		 25°C
(77°F)		 20°C
(68°F)		 16°C
(60°F)
Daily mean 10°C
(50°F)		 10°C
(51°F)		 12°C
(53°F)		 15°C
(59°F)		 17°C
(63°F)		 20°C
(69°F)		 22°C
(72°F)		 22°C
(72°F)		 21°C
(70°F)		 18°C
(64°F)		 13°C
(56°F)		 10°C
(50°F)
Average low 5°C
(42°F)		 5°C
(41°F)		 6°C
(44°F)		 9°C
(48°F)		 11°C
(52°F)		 14°C
(58°F)		 16°C
(61°F)		 16°C
(61°F)		 15°C
(59°F)		 11°C
(52°F)		 7°C
(46°F)		 5°C
(41°F)
Mean minimum -0°C
(32°F)		 -1°C
(30°F)		 1°C
(34°F)		 4°C
(40°F)		 7°C
(44°F)		 10°C
(49°F)		 13°C
(55°F)		 13°C
(55°F)		 9°C
(49°F)		 6°C
(44°F)		 3°C
(37°F)		 -0°C
(32°F)
Minimum -2°C
(29°F)		 -3°C
(27°F)		 -0°C
(32°F)		 2°C
(37°F)		 5°C
(40°F)		 8°C
(47°F)		 12°C
(53°F)		 12°C
(54°F)		 7°C
(46°F)		 5°C
(41°F)		 0°C
(32°F)		 -2°C
(29°F)

Compare climate in Santa Margarita with other places

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

Monthly average precipitation in Santa Margarita, California, United States §

Santa Margarita usually has the most precipitation in January, February and March, with an average of 7 rainy days and 70 mm (2.7 inches) of precipitation per month.The driest months in Santa Margarita are June, July and August. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Santa Margarita, 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) 78 (3.1) 59 (2.3) 72 (2.9) 19 (0.8) 11 (0.4) 0 (0.0) 0 (0.0) 0 (0.0) 1 (0.0) 7 (0.3) 25 (1.0) 53 (2.1)
Average precipitation days (≥ 1 mm) 6 6 9 4 2 0 0 0 0 0 2 6

Monthly sunshine hours in Santa Margarita, California, United States §

The sunniest months in Santa Margarita are May, June and July, when the sun shines an average of 12 hours 20 minutes a day.Least sunny months in Santa Margarita: January, February and December receive an average of 6 hours 50 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Santa Margarita, 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 174 226 281 316 371 377 387 361 319 295 243 221
Mean daily daylight hours 10h 3m 10h 54m 11h 59m 13h 6m 14h 2m 14h 29m 14h 14m 13h 24m 12h 20m 11h 14m 10h 16m 9h 47m

Solar UV radiation in Santa Margarita, California, United States §

Santa Margarita experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure.January, February and December 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 Santa Margarita UV Index data.

Average daily maximum UV levels by month for Santa Margarita, 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) 4 5 8 10 11 12 12 11 10 7 5 3