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May Weather in Redmond, United States

Last updated: June 24, 2025

In May, the average temperature in Redmond, United States hovers around 13°C (56°F), making it quite comfortable. However, be prepared for a wide range, as temperatures can dip to a chilly -4°C (26°F) or soar up to a sweltering 33°C (92°F). During this month, expect 28 mm (1.1 in) of precipitation over 7 days, contributing to an average humidity of 80% that enhances the overall atmosphere.

May Temperature in Redmond

In May in Redmond, the average temperature is 13°C (56°F). The maximum can reach 33°C (92°F) and the minimum can be as low as -4°C (26°F). Be prepared for a wide range of temperatures when traveling to Redmond during this month.

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

The chart illustrates May temperature patterns in Redmond, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Redmond, May typically has an average temperature of 13°C (56°F), with highs reaching up to 33°C (92°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec353641485664737262494135
Data source: Temperature data for Redmond 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 Redmond

In Redmond in May, the precipitation amount is 28 mm (1.1 in) over a period of 7 days.

May Precipitation Trends in Redmond

The chart displays monthly precipitation patterns in Redmond, 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 Redmond, May typically receives around 28 mm (1.1 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec6478485028154625355466
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Redmond

In Redmond in May humidity is 80%. With average temperature 13°C (56°F) this humidity feels like a damp chill that seeps into your bones, making outdoor exploration more challenging and necessitating layered clothing for comfort.

May Average Humidity in Redmond

This chart illustrates the average monthly humidity levels in Redmond, 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 Redmond is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%87%86%85%80%82%79%63%59%78%88%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Redmond

In Redmond 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 Redmond.

Maximum UV Index Levels in Redmond for May

The chart shows the monthly maximum UV Index (UVI) for Redmond 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 Redmond typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346810101098632
Data source: Redmond 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 Redmond Compares to Other Months

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

This table compares monthly weather conditions in Redmond, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)64 mm (2.5 inches)86%moderate
February Weather2°C (36°F)78 mm (3.1 inches)87%moderate
March Weather5°C (41°F)48 mm (1.9 inches)86%high
April Weather9°C (48°F)50 mm (2.0 inches)85%very high
May Weather13°C (56°F)28 mm (1.1 inches)80%very high
June Weather18°C (65°F)15 mm (0.6 inches)82%very high
July Weather23°C (73°F)4 mm (0.1 inches)78%very high
August Weather22°C (72°F)6 mm (0.2 inches)62%very high
September Weather17°C (62°F)25 mm (1.0 inches)59%very high
October Weather10°C (49°F)34 mm (1.4 inches)78%high
November Weather5°C (41°F)54 mm (2.1 inches)88%moderate
December Weather2°C (35°F)66 mm (2.6 inches)88%low

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