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Monthly climate in Beaumont, California, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Beaumont features a hot-summer Mediterranean climate (Csa).Temperatures typically range between 9 °C (49 °F) and 25 °C (78 °F) through the year, but rarely can drop to -7 °C (20 °F) or can rise to as high as 42 °C (107 °F).The average annual precipitation amounts to about 358 mm (14.1 inches) and receives 43 rainy days on the 1 mm (0.04 inches) threshold annually.Beaumont enjoys an average of 3646 hours of sunshine throughout the year, and daylight varies from 9 hours 55 minutes to 14 hours 21 minutes per day.

Monthly average temperatures in Beaumont, California, United States §

The warmest months in Beaumont are July, August and September, with daily mean temperatures ranging from 23 to 25 °C (73 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 9 °C (49 - 49 °F) throughout the day. On average each year, Beaumont experiences 132 days above 25 °C (77.0 °F) and 8 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Beaumont, 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 26°C
(79°F)		 25°C
(78°F)		 28°C
(83°F)		 32°C
(89°F)		 33°C
(92°F)		 38°C
(101°F)		 40°C
(105°F)		 38°C
(102°F)		 42°C
(107°F)		 36°C
(97°F)		 29°C
(84°F)		 25°C
(77°F)
Mean maximum 22°C
(72°F)		 22°C
(72°F)		 25°C
(78°F)		 30°C
(86°F)		 31°C
(87°F)		 34°C
(94°F)		 37°C
(99°F)		 37°C
(99°F)		 37°C
(99°F)		 32°C
(89°F)		 28°C
(83°F)		 23°C
(74°F)
Average high 15°C
(60°F)		 15°C
(60°F)		 17°C
(62°F)		 21°C
(70°F)		 23°C
(74°F)		 29°C
(84°F)		 32°C
(90°F)		 32°C
(91°F)		 30°C
(86°F)		 25°C
(77°F)		 21°C
(69°F)		 15°C
(60°F)
Daily mean 9°C
(49°F)		 9°C
(49°F)		 11°C
(52°F)		 15°C
(59°F)		 17°C
(62°F)		 22°C
(72°F)		 25°C
(78°F)		 25°C
(78°F)		 23°C
(73°F)		 18°C
(64°F)		 14°C
(57°F)		 9°C
(49°F)
Average low 5°C
(41°F)		 4°C
(40°F)		 5°C
(42°F)		 9°C
(48°F)		 11°C
(51°F)		 16°C
(60°F)		 19°C
(67°F)		 20°C
(68°F)		 17°C
(62°F)		 11°C
(53°F)		 8°C
(47°F)		 5°C
(41°F)
Mean minimum -1°C
(30°F)		 -2°C
(28°F)		 -0°C
(32°F)		 4°C
(39°F)		 4°C
(40°F)		 10°C
(50°F)		 14°C
(58°F)		 14°C
(58°F)		 11°C
(53°F)		 5°C
(42°F)		 3°C
(37°F)		 -1°C
(30°F)
Minimum -6°C
(22°F)		 -7°C
(20°F)		 -2°C
(29°F)		 2°C
(37°F)		 2°C
(37°F)		 8°C
(47°F)		 11°C
(53°F)		 13°C
(56°F)		 8°C
(46°F)		 3°C
(38°F)		 -1°C
(31°F)		 -5°C
(24°F)

Compare climate in Beaumont with other places

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

Monthly average precipitation in Beaumont, California, United States §

Beaumont usually has the most precipitation in January, February and December, with an average of 6 rainy days and 62 mm (2.5 inches) of precipitation per month.The driest months in Beaumont are June, August and September. On average, 8 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Beaumont, 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) 62 (2.4) 66 (2.6) 57 (2.3) 26 (1.0) 15 (0.6) 3 (0.1) 13 (0.5) 10 (0.4) 10 (0.4) 11 (0.4) 23 (0.9) 59 (2.3)
Average precipitation days (≥ 1 mm) 6 7 10 2 4 1 2 2 1 1 2 5

Monthly sunshine hours in Beaumont, California, United States §

The sunniest months in Beaumont are May, June and July, when the sun shines an average of 12 hours 14 minutes a day.Least sunny months in Beaumont: January, February and December receive an average of 7 hours 15 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Beaumont, 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 189 243 294 326 367 377 381 362 321 298 256 226
Mean daily daylight hours 10h 10m 10h 58m 11h 59m 13h 2m 13h 56m 14h 21m 14h 7m 13h 20m 12h 19m 11h 17m 10h 22m 9h 55m

Solar UV radiation in Beaumont, California, United States §

Beaumont 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, November 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 Beaumont UV Index data.

Average daily maximum UV levels by month for Beaumont, 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 6 9 10 11 12 12 11 10 8 5 4