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May Weather in Martinez, United States

Last updated: June 24, 2025

In May, the average temperature in Martinez, United States is a pleasant 17°C (63°F). Expect a minimum of 6°C (42°F) and a maximum that can soar to 36°C (97°F). During this time, you're likely to encounter 18 mm (0.7 in) of precipitation over 2 days, while the humidity hovers around a comfortable 71%.

May Temperature in Martinez

In May in Martinez, the average temperature is 17°C (63°F). The maximum can reach 36°C (97°F), and the minimum can be as low as 6°C (42°F). Travelers should be prepared for a wide range of temperatures, so it's advisable to bring both lightweight clothing and warmer layers.

May Weather in Martinez: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Martinez, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Martinez, May typically has an average temperature of 17°C (63°F), with highs reaching up to 36°C (97°F) and lows dropping to around 6°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec505254596267676868645550
Data source: Temperature data for Martinez 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 Martinez

In Martinez in May, the precipitation amount is 18 mm (0.7 in) over the course of 2 days.

May Precipitation Trends in Martinez

The chart displays monthly precipitation patterns in Martinez, 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 Martinez, May typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec1011017732182001254188
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Martinez

In Martinez 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 Martinez

This chart illustrates the average monthly humidity levels in Martinez, 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 Martinez 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 Martinez

In Martinez 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 Martinez.

Maximum UV Index Levels in Martinez for May

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

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

This table compares monthly weather conditions in Martinez, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)101 mm (4.0 inches)82%moderate
February Weather11°C (53°F)101 mm (4.0 inches)84%moderate
March Weather12°C (54°F)77 mm (3.0 inches)82%very high
April Weather15°C (59°F)32 mm (1.3 inches)78%very high
May Weather17°C (63°F)18 mm (0.7 inches)71%very high
June Weather19°C (67°F)1 mm (0.1 inches)64%extreme
July Weather19°C (67°F)0 mm (0.0 inches)58%extreme
August Weather20°C (68°F)0 mm (0.0 inches)54%very high
September Weather20°C (68°F)1 mm (0.0 inches)55%very high
October Weather18°C (64°F)25 mm (1.0 inches)62%high
November Weather13°C (56°F)41 mm (1.6 inches)78%moderate
December Weather10°C (50°F)88 mm (3.5 inches)80%moderate

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