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Monthly climate in Lake Isabella, California, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Lake Isabella features a cold semi-arid climate (BSk). Temperatures typically range between 6 °C (43 °F) and 26 °C (79 °F) through the year, but rarely can drop to -9 °C (16 °F) or can rise to as high as 38 °C (101 °F). The average annual precipitation amounts to about 365 mm (14.4 inches) and receives 44 rainy days on the 1 mm (0.04 inches) threshold annually. Lake Isabella enjoys an average of 3647 hours of sunshine throughout the year, and daylight varies from 9 hours 46 minutes to 14 hours 30 minutes per day.

Monthly average temperatures in Lake Isabella, California, United States §

The warmest months in Lake Isabella are June, July and August, with daily mean temperatures ranging from 22 to 26 °C (72 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 6 °C (43 - 44 °F) throughout the day. On average each year, Lake Isabella experiences 111 days above 25 °C (77.0 °F) and 35 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Lake Isabella, 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 22°C
(71°F)		 22°C
(73°F)		 25°C
(78°F)		 28°C
(82°F)		 34°C
(94°F)		 37°C
(99°F)		 38°C
(101°F)		 38°C
(101°F)		 37°C
(99°F)		 32°C
(90°F)		 25°C
(77°F)		 23°C
(74°F)
Mean maximum 18°C
(65°F)		 19°C
(67°F)		 23°C
(73°F)		 27°C
(80°F)		 30°C
(86°F)		 33°C
(92°F)		 36°C
(97°F)		 36°C
(97°F)		 35°C
(96°F)		 29°C
(84°F)		 24°C
(75°F)		 19°C
(66°F)
Average high 11°C
(53°F)		 12°C
(54°F)		 14°C
(58°F)		 19°C
(66°F)		 22°C
(72°F)		 29°C
(84°F)		 32°C
(91°F)		 32°C
(90°F)		 28°C
(83°F)		 22°C
(73°F)		 17°C
(63°F)		 12°C
(53°F)
Daily mean 6°C
(43°F)		 6°C
(44°F)		 8°C
(47°F)		 13°C
(55°F)		 16°C
(61°F)		 22°C
(72°F)		 26°C
(79°F)		 25°C
(78°F)		 21°C
(71°F)		 15°C
(60°F)		 10°C
(51°F)		 6°C
(43°F)
Average low 1°C
(35°F)		 1°C
(34°F)		 3°C
(38°F)		 7°C
(44°F)		 10°C
(50°F)		 15°C
(60°F)		 19°C
(67°F)		 18°C
(65°F)		 14°C
(57°F)		 8°C
(46°F)		 4°C
(40°F)		 1°C
(34°F)
Mean minimum -4°C
(24°F)		 -5°C
(23°F)		 -3°C
(27°F)		 1°C
(33°F)		 3°C
(37°F)		 7°C
(45°F)		 15°C
(59°F)		 13°C
(56°F)		 6°C
(43°F)		 2°C
(35°F)		 -2°C
(29°F)		 -5°C
(23°F)
Minimum -8°C
(17°F)		 -9°C
(16°F)		 -4°C
(25°F)		 -1°C
(30°F)		 0°C
(33°F)		 5°C
(40°F)		 13°C
(56°F)		 12°C
(53°F)		 3°C
(38°F)		 -2°C
(29°F)		 -7°C
(20°F)		 -8°C
(18°F)

Compare climate in Lake Isabella with other places

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

Monthly average precipitation in Lake Isabella, California, United States §

Lake Isabella usually has the most precipitation in January, February and March, with an average of 8 rainy days and 69 mm (2.7 inches) of precipitation per month. The driest months in Lake Isabella are June, July and August. On average, 2 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Lake Isabella, 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) 79 (3.1) 62 (2.4) 65 (2.6) 33 (1.3) 23 (0.9) 3 (0.1) 2 (0.1) 2 (0.1) 3 (0.1) 9 (0.4) 26 (1.0) 59 (2.3)
Average precipitation days (≥ 1 mm) 7 7 10 4 4 1 0 0 1 1 2 7

Monthly sunshine hours in Lake Isabella, California, United States §

The sunniest months in Lake Isabella are May, June and July, when the sun shines an average of 12 hours 21 minutes a day. Least sunny months in Lake Isabella: January, February and December receive an average of 7 hours 11 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Lake Isabella, 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 183 240 295 329 370 381 385 361 318 296 254 230
Mean daily daylight hours 10h 2m 10h 54m 11h 59m 13h 7m 14h 3m 14h 30m 14h 15m 13h 25m 12h 20m 11h 14m 10h 15m 9h 46m

Solar UV radiation in Lake Isabella, California, United States §

Lake Isabella 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 Lake Isabella UV Index data.

Average daily maximum UV levels by month for Lake Isabella, 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

Detailed Monthly Weather Insights for Lake Isabella, California, United States

Discover in-depth weather details for every month in Lake Isabella. 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 Lake Isabella'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.