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May Weather in Weiser, United States

Last updated: June 24, 2025

In May, the average temperature in Weiser, United States hovers around 16°C (61°F). However, temperatures can fluctuate, with a minimum as low as 1°C (34°F) and a maximum reaching 36°C (97°F). Expect about 30 mm (1.2 in) of precipitation spread over 5 days, while the average humidity remains relatively high at 77%.

May Temperature in Weiser

In May in Weiser, the average temperature is 16°C (61°F). Max temperatures can soar to 36°C (97°F), while the minimum can dip to as low as 1°C (34°F). Be prepared for a wide range of weather conditions when traveling during this time.

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

The chart illustrates May temperature patterns in Weiser, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Weiser, May typically has an average temperature of 16°C (61°F), with highs reaching up to 36°C (97°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec303344516170827968524132
Data source: Temperature data for Weiser 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 Weiser

In Weiser in May, the precipitation amount is 30 mm (1.2 in) over the course of 5 days.

May Precipitation Trends in Weiser

The chart displays monthly precipitation patterns in Weiser, 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 Weiser, May typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec4455342530191611212935
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Weiser

In Weiser in May humidity is 77%. With an average temperature of 16°C (61°F), this humidity feels like a slight heaviness in the air, making every step feel a touch more effortful while traveling. The dampness clings to your skin, adding a layer of discomfort, yet the mild temperature invites you to explore the surroundings, blending the challenge of the humidity with an opportunity for a refreshing adventure.

May Average Humidity in Weiser

This chart illustrates the average monthly humidity levels in Weiser, 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 Weiser is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%91%88%84%77%78%78%63%60%77%86%90%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Weiser

In Weiser 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 Weiser.

Maximum UV Index Levels in Weiser for May

The chart shows the monthly maximum UV Index (UVI) for Weiser 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 Weiser typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356891110108542
Data source: Weiser 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 Weiser Compares to Other Months

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

This table compares monthly weather conditions in Weiser, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)44 mm (1.7 inches)90%moderate
February Weather1°C (33°F)55 mm (2.1 inches)91%moderate
March Weather7°C (44°F)34 mm (1.3 inches)88%high
April Weather11°C (52°F)25 mm (1.0 inches)84%very high
May Weather16°C (61°F)30 mm (1.2 inches)77%very high
June Weather21°C (71°F)19 mm (0.8 inches)78%extreme
July Weather28°C (82°F)1 mm (0.0 inches)77%very high
August Weather26°C (80°F)6 mm (0.2 inches)63%very high
September Weather20°C (68°F)11 mm (0.4 inches)60%very high
October Weather11°C (52°F)21 mm (0.8 inches)77%moderate
November Weather5°C (41°F)29 mm (1.1 inches)86%moderate
December Weather0°C (33°F)35 mm (1.4 inches)89%low

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