nomadseason

May Weather in Willamina, United States

Last updated: June 24, 2025

In May, the average temperature in Willamina, United States is a pleasant 13°C (55°F), making it ideal for outdoor activities. Expect a range between a chilly 1°C (35°F) and a warm 31°C (87°F). However, be prepared for some rain, as the region typically sees around 63 mm (2.5 in) of precipitation over 9 days. With an average humidity of 83%, the atmosphere is comfortably refreshing!

May Temperature in Willamina

In May in Willamina, the average temperature is 13°C (55°F). Maximums can reach 31°C (87°F), while minimums can drop to as low as 1°C (35°F). This dynamic weather makes Willamina an exciting destination for travelers prepared for both warm and chilly conditions.

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

The chart illustrates May temperature patterns in Willamina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Willamina, May typically has an average temperature of 13°C (55°F), with highs reaching up to 31°C (87°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec414044495560656661524541
Data source: Temperature data for Willamina generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Willamina

In Willamina in May, the total precipitation amount is 63 mm (2.5 in) spread over a duration of 9 days.

May Precipitation Trends in Willamina

The chart displays monthly precipitation patterns in Willamina, 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 Willamina, May typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec19418015012663495668105178210
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Willamina

In Willamina in May humidity is 83%. With an average temperature of 13°C (55°F), this humidity feels like a damp embrace, often leaving travelers feeling slightly sticky and in need of frequent breaks in the shade.

May Average Humidity in Willamina

This chart illustrates the average monthly humidity levels in Willamina, 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 Willamina is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%85%83%83%84%82%74%71%81%87%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Willamina

In Willamina 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 Willamina.

Maximum UV Index Levels in Willamina for May

The chart shows the monthly maximum UV Index (UVI) for Willamina 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 Willamina typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23579101097532
Data source: Willamina 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 Willamina Compares to Other Months

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

This table compares monthly weather conditions in Willamina, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)194 mm (7.6 inches)85%low
February Weather5°C (41°F)180 mm (7.1 inches)84%moderate
March Weather7°C (45°F)150 mm (5.9 inches)85%moderate
April Weather9°C (49°F)126 mm (4.9 inches)83%high
May Weather13°C (55°F)63 mm (2.5 inches)83%very high
June Weather16°C (61°F)49 mm (1.9 inches)83%very high
July Weather18°C (65°F)5 mm (0.2 inches)82%very high
August Weather19°C (66°F)6 mm (0.2 inches)74%very high
September Weather16°C (61°F)68 mm (2.7 inches)71%high
October Weather11°C (52°F)105 mm (4.1 inches)81%moderate
November Weather7°C (46°F)178 mm (7.0 inches)87%moderate
December Weather5°C (41°F)210 mm (8.3 inches)87%low

Compare Willamina's Climate with Cities Worldwide