May Weather in Orrick, United States

Last updated: June 24, 2025

In May, the average temperature in Orrick, United States hovers around 19°C (66°F). Expect a minimum temperature of 3°C (38°F), while the maximum can reach up to 34°C (94°F). This month typically sees 215 mm (8.4 in) of precipitation spread over 15 days, coupled with a relatively high average humidity of 82%. Get ready for a mix of conditions!

May Temperature in Orrick

In May in Orrick, the average temperature is 19°C (66°F), with maximums reaching 34°C (94°F) and minimums dropping as low as 3°C (38°F). This diverse temperature range makes Orrick an ideal destination for travelers seeking both warm days and cooler evenings.

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

The chart illustrates May temperature patterns in Orrick, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Orrick, May typically has an average temperature of 19°C (66°F), with highs reaching up to 34°C (94°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec303246546677797672574437
Data source: Temperature data for Orrick 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 Orrick

In Orrick in May, the precipitation amount is 215 mm (8.4 in) over a span of 15 days.

May Precipitation Trends in Orrick

The chart displays monthly precipitation patterns in Orrick, 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 Orrick, May typically receives around 215 mm (8.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec56441028621510810197741134733
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Orrick

In Orrick in May humidity is 82%. With an average temperature of 19°C (66°F), this humidity feels like a warm blanket wrapping around you, making it slightly uncomfortable for traveling as you might find yourself constantly seeking shade or a cool breeze.

May Average Humidity in Orrick

This chart illustrates the average monthly humidity levels in Orrick, 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 Orrick is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%75%77%82%83%81%78%72%72%84%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Orrick

In Orrick 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 Orrick.

Maximum UV Index Levels in Orrick for May

The chart shows the monthly maximum UV Index (UVI) for Orrick 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 Orrick typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Orrick 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 Orrick Compares to Other Months

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

This table compares monthly weather conditions in Orrick, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)56 mm (2.2 inches)80%moderate
February Weather0°C (33°F)44 mm (1.7 inches)78%moderate
March Weather8°C (46°F)102 mm (4.0 inches)75%high
April Weather12°C (54°F)86 mm (3.4 inches)77%very high
May Weather19°C (66°F)215 mm (8.4 inches)82%very high
June Weather25°C (77°F)108 mm (4.2 inches)83%extreme
July Weather26°C (79°F)101 mm (4.0 inches)81%extreme
August Weather25°C (77°F)97 mm (3.8 inches)78%very high
September Weather22°C (72°F)74 mm (2.9 inches)72%very high
October Weather14°C (57°F)113 mm (4.5 inches)72%high
November Weather7°C (44°F)47 mm (1.9 inches)84%moderate
December Weather3°C (38°F)33 mm (1.3 inches)86%moderate

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