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May Weather in Stanford, United States

Last updated: June 24, 2025

In May, the average temperature in Stanford, United States is a mild 11°C (51°F), making it an ideal time to explore. However, be prepared for a range of temperatures, as the minimum can drop to a chilly -7°C (20°F) and the maximum can reach a warm 29°C (84°F). With an average precipitation of 79 mm (3.1 in) over about 14 days, you may encounter some wet moments, but the humidity levels hover around 76%, adding to the atmosphere of the season. Embrace the diversity of this month in Stanford!

May Temperature in Stanford

In May in Stanford, the average temperature is 11°C (51°F). Maximum temperatures can reach 29°C (84°F), while the minimum can drop as low as -7°C (20°F). Be prepared for a wide range of temperatures when traveling to Stanford this month.

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

The chart illustrates May temperature patterns in Stanford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stanford, May typically has an average temperature of 11°C (51°F), with highs reaching up to 29°C (84°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec271933405161706858433629
Data source: Temperature data for Stanford 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 Stanford

In Stanford in May, the total precipitation amount is 79 mm (3.1 in) over a span of 14 days.

May Precipitation Trends in Stanford

The chart displays monthly precipitation patterns in Stanford, 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 Stanford, May typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec224731797984273048493833
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Stanford

In Stanford in May, humidity is 76%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill that settles into your bones, making outdoor activities uncomfortable and potentially discouraging for traveling.

May Average Humidity in Stanford

This chart illustrates the average monthly humidity levels in Stanford, 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 Stanford is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%88%83%78%76%78%77%71%68%72%84%91%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Stanford

In Stanford in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Stanford.

Maximum UV Index Levels in Stanford for May

The chart shows the monthly maximum UV Index (UVI) for Stanford 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 Stanford typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101098532
Data source: Stanford 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 Stanford Compares to Other Months

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

This table compares monthly weather conditions in Stanford, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)22 mm (0.9 inches)87%low
February Weather-7°C (19°F)47 mm (1.9 inches)88%moderate
March Weather1°C (33°F)31 mm (1.2 inches)83%moderate
April Weather4°C (40°F)79 mm (3.1 inches)78%very high
May Weather11°C (51°F)79 mm (3.1 inches)76%very high
June Weather16°C (62°F)84 mm (3.3 inches)78%very high
July Weather21°C (70°F)27 mm (1.1 inches)77%very high
August Weather20°C (68°F)30 mm (1.2 inches)71%very high
September Weather14°C (58°F)48 mm (1.9 inches)68%very high
October Weather6°C (43°F)49 mm (1.9 inches)72%moderate
November Weather2°C (36°F)38 mm (1.5 inches)84%moderate
December Weather-2°C (29°F)33 mm (1.3 inches)90%low

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