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May Weather in Spreckels, United States

Last updated: June 24, 2025

In Spreckels, United States, the average temperature for May is a pleasant 13°C (55°F), with a minimum of 5°C (40°F) and a maximum of 25°C (78°F). Expect about 23 mm (0.9 in) of precipitation spread over 3 days, contributing to an average humidity of 71%. Enjoy the mild climate and remember to stay prepared for the occasional rain!

May Temperature in Spreckels

In May in Spreckels, the average temperature is 13°C (55°F). Maximum temperatures can reach 25°C (78°F), while minimums can drop to as low as 5°C (40°F). This makes it a comfortable time for traveling, whether you're exploring the outdoors or enjoying the local culture.

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

The chart illustrates May temperature patterns in Spreckels, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Spreckels, May typically has an average temperature of 13°C (55°F), with highs reaching up to 25°C (78°F) and lows dropping to around 5°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec505051535559616362595450
Data source: Temperature data for Spreckels 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 Spreckels

In Spreckels in May, the precipitation amount is 23 mm (0.9 in) over the course of 3 days.

May Precipitation Trends in Spreckels

The chart displays monthly precipitation patterns in Spreckels, 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 Spreckels, May typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec1139499332332261941100
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Spreckels

In Spreckels in May humidity is 71%. With an average temperature of 13°C (55°F), this humidity feels like a damp embrace, making travel a bit challenging as the moisture clings to your skin and the air feels thick, creating a sense of heaviness that can sap your energy while exploring.

May Average Humidity in Spreckels

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

In Spreckels 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 Spreckels.

Maximum UV Index Levels in Spreckels for May

The chart shows the monthly maximum UV Index (UVI) for Spreckels 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 Spreckels typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4589111211119753
Data source: Spreckels 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 Spreckels Compares to Other Months

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

This table compares monthly weather conditions in Spreckels, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (51°F)113 mm (4.5 inches)82%moderate
February Weather10°C (50°F)94 mm (3.7 inches)84%moderate
March Weather10°C (51°F)99 mm (3.9 inches)82%very high
April Weather12°C (53°F)33 mm (1.3 inches)78%very high
May Weather13°C (55°F)23 mm (0.9 inches)71%extreme
June Weather15°C (59°F)3 mm (0.1 inches)64%extreme
July Weather16°C (61°F)2 mm (0.1 inches)58%extreme
August Weather17°C (63°F)2 mm (0.1 inches)54%extreme
September Weather17°C (62°F)6 mm (0.3 inches)55%very high
October Weather15°C (59°F)19 mm (0.7 inches)62%high
November Weather12°C (55°F)40 mm (1.6 inches)78%moderate
December Weather10°C (51°F)100 mm (3.9 inches)80%moderate

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