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April Weather in Willamina, United States

Last updated: June 24, 2025

In April, the average temperature in Willamina, United States hovers around 9°C (49°F), with a minimum dipping to -2°C (28°F) and a maximum soaring to 27°C (81°F). Expect about 126 mm (4.9 in) of precipitation spread over 14 days, contributing to an average humidity level of 83% that adds a distinct atmosphere to the season.

April Temperature in Willamina

In April in Willamina, the average temperature is 9°C (49°F). Maximum temperatures can reach 27°C (81°F), while minimum temperatures can drop to as low as -2°C (28°F). Be prepared for a range of weather conditions when traveling during this time.

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

The chart illustrates April 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, April typically has an average temperature of 9°C (49°F), with highs reaching up to 27°C (81°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec414044495560656661524541
Data source: Temperature data for Willamina 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.

April Precipitation in Willamina

In Willamina in April, the precipitation amount is 126 mm (4.9 in) distributed over 14 days.

April Precipitation Trends in Willamina

The chart displays monthly precipitation patterns in Willamina, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Willamina, April typically receives around 126 mm (4.9 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec19418015012663495668105178210
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Willamina

In Willamina in April, humidity is 83%. With an average temperature of 9°C (49°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities uncomfortable for traveling and requiring extra layers to stay warm and dry.

April Average Humidity in Willamina

This chart illustrates the average monthly humidity levels in Willamina, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in Willamina

In Willamina in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Willamina.

Maximum UV Index Levels in Willamina for April

The chart shows the monthly maximum UV Index (UVI) for Willamina in April, 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 April, the maximum UV index in Willamina typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23579101097532
Data source: Willamina April 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 April 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 April’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 April’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

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