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May Weather in Pleasant Hill, United States

Last updated: June 24, 2025

In Pleasant Hill, United States, the average temperature in May hovers around 18°C (64°F). Expect temperatures to fluctuate between a chilly 0°C (32°F) and a warm 35°C (95°F). During this month, precipitation is expected to be around 155 mm (6.1 in), spread over 15 days, contributing to an average humidity level of 79%.

May Temperature in Pleasant Hill

In May in Pleasant Hill, the average temperature is 18°C (64°F), with maximums reaching 35°C (95°F) and minimums dropping as low as 0°C (32°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

May Weather in Pleasant Hill: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Pleasant Hill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pleasant Hill, May typically has an average temperature of 18°C (64°F), with highs reaching up to 35°C (95°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec273042516474777470564035
Data source: Temperature data for Pleasant Hill 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 Pleasant Hill

In Pleasant Hill in May, the precipitation amount is 155 mm (6.1 in) over a period of 15 days.

May Precipitation Trends in Pleasant Hill

The chart displays monthly precipitation patterns in Pleasant Hill, 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 Pleasant Hill, May typically receives around 155 mm (6.1 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec65701141161551139699631246354
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Pleasant Hill

In Pleasant Hill in May, humidity is 79%. With an average temperature of 18°C (64°F), this humidity feels like a warm, sticky embrace that can make outdoor activities more challenging but also creates a lush, vibrant atmosphere that's perfect for exploring local culture and scenery.

May Average Humidity in Pleasant Hill

This chart illustrates the average monthly humidity levels in Pleasant Hill, 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 Pleasant Hill is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Pleasant Hill

In Pleasant Hill in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Pleasant Hill.

Maximum UV Index Levels in Pleasant Hill for May

The chart shows the monthly maximum UV Index (UVI) for Pleasant Hill 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 Pleasant Hill typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec366910111098642
Data source: Pleasant Hill 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 Pleasant Hill Compares to Other Months

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

This table compares monthly weather conditions in Pleasant Hill, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)65 mm (2.6 inches)82%moderate
February Weather-1°C (30°F)70 mm (2.8 inches)83%high
March Weather5°C (42°F)113 mm (4.5 inches)84%high
April Weather11°C (51°F)116 mm (4.6 inches)85%very high
May Weather18°C (64°F)155 mm (6.1 inches)79%very high
June Weather23°C (74°F)112 mm (4.4 inches)82%extreme
July Weather25°C (77°F)95 mm (3.8 inches)80%very high
August Weather23°C (74°F)99 mm (3.9 inches)81%very high
September Weather21°C (70°F)63 mm (2.5 inches)80%very high
October Weather13°C (57°F)123 mm (4.9 inches)82%high
November Weather5°C (41°F)63 mm (2.5 inches)88%moderate
December Weather1°C (35°F)54 mm (2.1 inches)84%low

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