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May Weather in Contra Costa Centre, United States

Last updated: June 24, 2025

In May, the average temperature in Contra Costa Centre, United States is a pleasant 17°C (63°F). However, temperatures can swing between a chilly 6°C (43°F) and a scorching 36°C (98°F). Expect a modest precipitation amount of 16 mm (0.6 in) over just 2 days, with an average humidity level of 71% ensuring a balanced environment.

May Temperature in Contra Costa Centre

In May in Contra Costa Centre, the average temperature is 17°C (63°F). Maximum temperatures can reach 36°C (98°F), while the minimum can drop to as low as 6°C (43°F). This makes it a great time for travelers to experience a variety of outdoor activities, from warm sunny days to cooler evenings.

May Weather in Contra Costa Centre: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Contra Costa Centre, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Contra Costa Centre, May typically has an average temperature of 17°C (63°F), with highs reaching up to 36°C (98°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec505255596368686968645650
Data source: Temperature data for Contra Costa Centre 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 Contra Costa Centre

In Contra Costa Centre in May, the precipitation amount is 16 mm (0.6 in) over a period of 2 days.

May Precipitation Trends in Contra Costa Centre

The chart displays monthly precipitation patterns in Contra Costa Centre, 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 Contra Costa Centre, May typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec99897231161001233775
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Contra Costa Centre

In Contra Costa Centre in May, humidity is 71%. With an average temperature of 17°C (63°F), this humidity feels like a warm embrace, making outdoor activities enjoyable yet a bit sticky, so travelers should stay hydrated and take breaks in the shade.

May Average Humidity in Contra Costa Centre

This chart illustrates the average monthly humidity levels in Contra Costa Centre, 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 Contra Costa Centre is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%84%82%78%71%64%59%54%55%62%78%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Contra Costa Centre

In Contra Costa Centre 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 Contra Costa Centre.

Maximum UV Index Levels in Contra Costa Centre for May

The chart shows the monthly maximum UV Index (UVI) for Contra Costa Centre 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 Contra Costa Centre typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589101111109643
Data source: Contra Costa Centre 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 Contra Costa Centre Compares to Other Months

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

This table compares monthly weather conditions in Contra Costa Centre, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)99 mm (3.9 inches)82%moderate
February Weather11°C (53°F)89 mm (3.5 inches)84%moderate
March Weather13°C (55°F)72 mm (2.8 inches)82%very high
April Weather15°C (59°F)31 mm (1.2 inches)78%very high
May Weather17°C (63°F)16 mm (0.6 inches)71%very high
June Weather20°C (68°F)1 mm (0.1 inches)64%extreme
July Weather20°C (68°F)0 mm (0.0 inches)58%extreme
August Weather20°C (69°F)0 mm (0.0 inches)54%very high
September Weather20°C (69°F)1 mm (0.0 inches)55%very high
October Weather18°C (64°F)23 mm (0.9 inches)62%high
November Weather13°C (56°F)37 mm (1.5 inches)78%moderate
December Weather10°C (50°F)75 mm (2.9 inches)80%moderate

Compare Contra Costa Centre's Climate with Cities Worldwide