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Monthly climate in San Manuel, Arizona, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification San Manuel features a cold semi-arid climate (BSk).Temperatures typically range between 9 °C (48 °F) and 28 °C (83 °F) through the year, but rarely can drop to -9 °C (16 °F) or can rise to as high as 42 °C (107 °F).The average annual precipitation amounts to about 491 mm (19.3 inches) and receives 62 rainy days on the 1 mm (0.04 inches) threshold annually.San Manuel enjoys an average of 3638 hours of sunshine throughout the year, and daylight varies from 10 hours 2 minutes to 14 hours 14 minutes per day.

Monthly average temperatures in San Manuel, Arizona, United States §

The warmest months in San Manuel are June, July and August, with daily mean temperatures ranging from 27 to 28 °C (81 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 10 °C (48 - 50 °F) throughout the day. On average each year, San Manuel experiences 171 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 San Manuel, Arizona, 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 22°C
(72°F)		 26°C
(79°F)		 30°C
(86°F)		 35°C
(94°F)		 37°C
(99°F)		 42°C
(107°F)		 40°C
(105°F)		 39°C
(103°F)		 37°C
(99°F)		 35°C
(95°F)		 29°C
(85°F)		 24°C
(75°F)
Mean maximum 21°C
(70°F)		 23°C
(73°F)		 27°C
(80°F)		 32°C
(90°F)		 34°C
(94°F)		 38°C
(101°F)		 39°C
(102°F)		 36°C
(98°F)		 36°C
(96°F)		 32°C
(89°F)		 27°C
(81°F)		 22°C
(72°F)
Average high 15°C
(59°F)		 16°C
(61°F)		 20°C
(68°F)		 26°C
(78°F)		 29°C
(85°F)		 35°C
(95°F)		 33°C
(92°F)		 33°C
(91°F)		 31°C
(88°F)		 26°C
(80°F)		 22°C
(71°F)		 15°C
(60°F)
Daily mean 9°C
(48°F)		 10°C
(50°F)		 13°C
(56°F)		 19°C
(66°F)		 22°C
(73°F)		 28°C
(83°F)		 28°C
(82°F)		 27°C
(81°F)		 25°C
(77°F)		 20°C
(68°F)		 15°C
(59°F)		 9°C
(49°F)
Average low 3°C
(38°F)		 4°C
(40°F)		 7°C
(45°F)		 11°C
(53°F)		 15°C
(59°F)		 20°C
(69°F)		 22°C
(72°F)		 21°C
(71°F)		 19°C
(66°F)		 13°C
(56°F)		 9°C
(48°F)		 4°C
(40°F)
Mean minimum -3°C
(27°F)		 -3°C
(27°F)		 0°C
(33°F)		 5°C
(41°F)		 9°C
(48°F)		 16°C
(60°F)		 18°C
(65°F)		 18°C
(65°F)		 14°C
(58°F)		 5°C
(42°F)		 4°C
(39°F)		 -3°C
(28°F)
Minimum -8°C
(17°F)		 -9°C
(16°F)		 -2°C
(28°F)		 3°C
(38°F)		 6°C
(44°F)		 14°C
(57°F)		 17°C
(63°F)		 17°C
(63°F)		 12°C
(53°F)		 1°C
(34°F)		 1°C
(33°F)		 -6°C
(21°F)

Compare climate in San Manuel with other places

Compare temperature, precipitation, sunshine, UV index in San Manuel, Arizona, United States with other places around the world.

Monthly average precipitation in San Manuel, Arizona, United States §

San Manuel usually has the most precipitation in February, July and August, with an average of 10 rainy days and 86 mm (3.4 inches) of precipitation per month.The driest months in San Manuel are April, May and June. On average, 9 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Manuel, Arizona, 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) 43 (1.7) 55 (2.2) 31 (1.2) 5 (0.2) 8 (0.3) 14 (0.6) 112 (4.4) 92 (3.6) 43 (1.7) 21 (0.8) 24 (0.9) 43 (1.7)
Average precipitation days (≥ 1 mm) 5 5 4 1 2 1 13 14 6 3 2 6

Monthly sunshine hours in San Manuel, Arizona, United States §

The sunniest months in San Manuel are May, June and July, when the sun shines an average of 11 hours 55 minutes a day.Least sunny months in San Manuel: January, February and December receive an average of 7 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Manuel, Arizona, 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 203 241 304 333 371 370 355 338 313 300 261 243
Mean daily daylight hours 10h 16m 11h 1m 12h 0m 13h 0m 13h 50m 14h 14m 14h 0m 13h 16m 12h 19m 11h 19m 10h 28m 10h 2m

Solar UV radiation in San Manuel, Arizona, United States §

San Manuel experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 12 - 13, 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 San Manuel UV Index data.

Average daily maximum UV levels by month for San Manuel, Arizona, 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 10 11 12 13 12 11 11 8 6 5