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April Weather in Grants Pass, United States

Last updated: June 24, 2025

In April, the average temperature in Grants Pass, United States hovers around 10°C (50°F). However, be prepared for a range of conditions, with minimums dipping to -2°C (28°F) and maximums soaring up to 27°C (81°F). During this month, expect 88 mm (3.5 in) of precipitation spread across 11 days, contributing to a surprisingly high average humidity of 83%.

April Temperature in Grants Pass

In April in Grants Pass, the average temperature is 10°C (50°F). Maximums can reach 27°C (81°F), and minimums can be as low as -2°C (28°F). This diverse range of temperatures makes it essential to pack layers for your travels.

April Weather in Grants Pass: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Grants Pass, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grants Pass, April typically has an average temperature of 10°C (50°F), with highs reaching up to 27°C (81°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec394044505764717164534438
Data source: Temperature data for Grants Pass 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 Grants Pass

In Grants Pass in April, the total precipitation amount is 88 mm (3.5 in) spread over 11 days.

April Precipitation Trends in Grants Pass

The chart displays monthly precipitation patterns in Grants Pass, 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 Grants Pass, April typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec13815110388481915364186116
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Grants Pass

In Grants Pass in April, humidity is 83%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration less comfortable and prompting visitors to seek cozy indoor activities.

April Average Humidity in Grants Pass

This chart illustrates the average monthly humidity levels in Grants Pass, 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 Grants Pass is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%86%83%83%83%78%67%66%77%87%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Grants Pass

In Grants Pass in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Grants Pass.

Maximum UV Index Levels in Grants Pass for April

The chart shows the monthly maximum UV Index (UVI) for Grants Pass 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 Grants Pass typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468101110108642
Data source: Grants Pass 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 Grants Pass Compares to Other Months

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

This table compares monthly weather conditions in Grants Pass, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)138 mm (5.4 inches)84%moderate
February Weather4°C (40°F)151 mm (5.9 inches)85%moderate
March Weather7°C (44°F)103 mm (4.0 inches)86%high
April Weather10°C (50°F)88 mm (3.5 inches)83%very high
May Weather14°C (57°F)48 mm (1.9 inches)83%very high
June Weather18°C (65°F)19 mm (0.7 inches)83%extreme
July Weather22°C (71°F)1 mm (0.0 inches)78%very high
August Weather22°C (71°F)5 mm (0.2 inches)67%very high
September Weather18°C (64°F)36 mm (1.4 inches)66%very high
October Weather12°C (53°F)41 mm (1.6 inches)77%high
November Weather7°C (44°F)86 mm (3.4 inches)87%moderate
December Weather3°C (38°F)116 mm (4.6 inches)87%low

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