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April Weather in Fillmore, United States

Last updated: June 24, 2025

In April, the average temperature in Fillmore, United States hovers around 8°C (47°F). While you might experience a brisk minimum of -12°C (11°F), the mercury can soar to a maximum of 27°C (81°F) on warmer days. Expect 48 mm (1.9 in) of precipitation over about 10 days, contributing to an average humidity of 69%. Stay prepared for a mix of chilly and warm weather during your visit!

April Temperature in Fillmore

In April in Fillmore, the weather varies considerably, so it's essential to pack layers to stay comfortable during your travels.

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

The chart illustrates April temperature patterns in Fillmore, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fillmore, April typically has an average temperature of 8°C (47°F), with highs reaching up to 27°C (81°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec262937475771787666483927
Data source: Temperature data for Fillmore 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 Fillmore

In Fillmore in April, the precipitation amount is 48 mm (1.9 in) spread over a period of 10 days.

April Precipitation Trends in Fillmore

The chart displays monthly precipitation patterns in Fillmore, 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 Fillmore, April typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec44536348457131617413143
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Fillmore

In Fillmore in April, humidity is 69%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill that permeates your clothes, making outdoor exploration a bit uncomfortable and potentially draining, especially if you're not dressed warmly enough for the conditions.

April Average Humidity in Fillmore

This chart illustrates the average monthly humidity levels in Fillmore, 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 Fillmore is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%77%70%54%45%37%34%47%67%82%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Fillmore

In Fillmore in April, 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 Fillmore.

Maximum UV Index Levels in Fillmore for April

The chart shows the monthly maximum UV Index (UVI) for Fillmore 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 Fillmore typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112121110753
Data source: Fillmore 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 Fillmore Compares to Other Months

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

This table compares monthly weather conditions in Fillmore, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)44 mm (1.7 inches)87%moderate
February Weather-2°C (29°F)53 mm (2.1 inches)88%high
March Weather3°C (38°F)63 mm (2.5 inches)77%very high
April Weather8°C (47°F)48 mm (1.9 inches)69%very high
May Weather14°C (57°F)45 mm (1.8 inches)54%extreme
June Weather22°C (71°F)7 mm (0.3 inches)45%extreme
July Weather26°C (78°F)13 mm (0.5 inches)37%extreme
August Weather24°C (76°F)16 mm (0.6 inches)34%extreme
September Weather19°C (66°F)17 mm (0.7 inches)47%very high
October Weather9°C (48°F)41 mm (1.6 inches)67%high
November Weather4°C (40°F)31 mm (1.2 inches)82%moderate
December Weather-3°C (27°F)43 mm (1.7 inches)87%moderate

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