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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 pleasant 20°C (67°F). However, temperatures can vary significantly, with a minimum of 0°C (32°F) and a maximum reaching up to 34°C (93°F). Expect some rain, as the region receives about 138 mm (5.4 in) of precipitation over approximately 14 days. Humidity levels tend to be quite high, averaging around 84%, adding to the lush atmosphere of this vibrant locale.

May Temperature in Stanford

In May in Stanford, the average temperature is 20°C (67°F). Maximums can reach as high as 34°C (93°F), while minimums can drop to a chilly 0°C (32°F). Be prepared for a wide range of temperatures when traveling to Stanford during this time.

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 20°C (67°F), with highs reaching up to 34°C (93°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec374249566773777671614642
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 138 mm (5.4 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 138 mm (5.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec10016914314413816411211812812087144
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 84%. With an average temperature of 20°C (67°F), this humidity feels like walking through a warm, thick blanket that wraps around you, making travel feel heavy and sticky while also creating a sensation of warmth that can lead to exhaustion if you're not careful.

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 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%84%84%83%79%66%67%76%89%88%
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 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 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 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3679101111109753
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 Weather3°C (37°F)100 mm (3.9 inches)88%moderate
February Weather5°C (42°F)169 mm (6.6 inches)88%high
March Weather9°C (49°F)143 mm (5.6 inches)87%high
April Weather13°C (56°F)144 mm (5.7 inches)84%very high
May Weather20°C (67°F)138 mm (5.4 inches)84%very high
June Weather23°C (74°F)164 mm (6.4 inches)83%extreme
July Weather25°C (78°F)112 mm (4.4 inches)79%extreme
August Weather24°C (76°F)118 mm (4.6 inches)66%very high
September Weather22°C (71°F)128 mm (5.0 inches)67%very high
October Weather16°C (61°F)120 mm (4.7 inches)76%high
November Weather8°C (46°F)87 mm (3.4 inches)89%moderate
December Weather5°C (42°F)144 mm (5.7 inches)88%moderate

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