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May Weather in California City, United States

Last updated: June 24, 2025

In California City, United States, the average temperature in May reaches a pleasant 20°C (68°F). However, be prepared for variability, as temperatures can drop to a cool 5°C (41°F) or soar to a sizzling 38°C (102°F). Expect some light rain with an average precipitation of just 8 mm (0.3 in) over a single day, and enjoy the moderate average humidity of 57% that adds a touch of comfort to your experience.

May Temperature in California City

In May in California City, the average temperature is 20°C (68°F). Maximum can reach 38°C (102°F), and minimum can be as low as 5°C (41°F). Be prepared for a wide range of temperatures, making it essential to pack accordingly for your travels.

May Weather in California City: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in California City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In California City, May typically has an average temperature of 20°C (68°F), with highs reaching up to 38°C (102°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec474953616779858376645446
Data source: Temperature data for California City generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in California City

In California City in May, the precipitation amount is 8 mm (0.3 in) over the course of 1 day.

May Precipitation Trends in California City

The chart displays monthly precipitation patterns in California City, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In California City, May typically receives around 8 mm (0.3 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec382531158110131136
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in California City

In California City in May humidity is 57%. With an average temperature of 20°C (68°F), this humidity feels like a pleasantly mild and comfortable climate for traveling, making outdoor exploration enjoyable without the discomfort of excessive heat or stickiness.

May Average Humidity in California City

This chart illustrates the average monthly humidity levels in California City, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in California City is approximately 57%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%82%76%68%58%52%46%39%48%59%72%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in California City

In California City in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in California City.

Maximum UV Index Levels in California City for May

The chart shows the monthly maximum UV Index (UVI) for California City in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in California City typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469101112121110854
Data source: California City May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How May Weather in California City Compares to Other Months

Weather in California City varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in California City, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in California City, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)38 mm (1.5 inches)78%moderate
February Weather9°C (49°F)25 mm (1.0 inches)82%high
March Weather12°C (53°F)31 mm (1.2 inches)75%very high
April Weather16°C (61°F)15 mm (0.6 inches)68%very high
May Weather20°C (68°F)8 mm (0.3 inches)57%extreme
June Weather26°C (79°F)1 mm (0.0 inches)52%extreme
July Weather29°C (85°F)1 mm (0.0 inches)46%extreme
August Weather28°C (84°F)0 mm (0.0 inches)39%extreme
September Weather24°C (76°F)1 mm (0.0 inches)48%very high
October Weather18°C (64°F)2 mm (0.1 inches)59%very high
November Weather12°C (55°F)11 mm (0.4 inches)72%moderate
December Weather8°C (46°F)36 mm (1.4 inches)76%moderate

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