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April Weather in Spokane, United States

Last updated: June 24, 2025

In Spokane, United States, the average temperature in April hovers around 8°C (47°F). While temperatures can dip as low as -4°C (24°F), they can also soar to a balmy 27°C (82°F). Expect 52 mm (2.1 in) of precipitation over a span of 10 days, accompanied by an average humidity level of 82%. Prepare accordingly for a month filled with varied weather!

April Temperature in Spokane

In April in Spokane, the average temperature is 8°C (47°F). Maximums can reach 27°C (82°F), while minimums can drop as low as -4°C (24°F). This range makes it essential for travelers to pack layers to accommodate both warm days and chilly nights.

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

The chart illustrates April temperature patterns in Spokane, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Spokane, April typically has an average temperature of 8°C (47°F), with highs reaching up to 27°C (82°F) and lows dropping to around -4°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec303039475866747362473831
Data source: Temperature data for Spokane 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 Spokane

In Spokane in April, the total precipitation amount is 52 mm (2.1 in) distributed over a span of 10 days.

April Precipitation Trends in Spokane

The chart displays monthly precipitation patterns in Spokane, 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 Spokane, April typically receives around 52 mm (2.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec76656052502141231557974
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Spokane

In Spokane in April humidity is 82%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less enjoyable and requiring extra layers to stay warm and comfortable.

April Average Humidity in Spokane

This chart illustrates the average monthly humidity levels in Spokane, 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 Spokane is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%82%77%79%77%62%60%80%87%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Spokane

In Spokane in April, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Spokane, you can refer to this Hourly UV Index in Spokane.

Maximum UV Index Levels in Spokane for April

The chart shows the monthly maximum UV Index (UVI) for Spokane 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 Spokane typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2456891097532
Data source: Spokane 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 Spokane Compares to Other Months

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

This table compares monthly weather conditions in Spokane, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)76 mm (3.0 inches)85%low
February Weather-1°C (30°F)65 mm (2.6 inches)86%moderate
March Weather4°C (40°F)60 mm (2.4 inches)86%moderate
April Weather8°C (47°F)52 mm (2.1 inches)82%high
May Weather14°C (58°F)50 mm (2.0 inches)77%very high
June Weather19°C (66°F)21 mm (0.8 inches)79%very high
July Weather23°C (75°F)4 mm (0.1 inches)77%very high
August Weather23°C (73°F)11 mm (0.5 inches)62%very high
September Weather17°C (62°F)30 mm (1.2 inches)60%high
October Weather8°C (47°F)55 mm (2.2 inches)80%moderate
November Weather3°C (38°F)79 mm (3.1 inches)87%moderate
December Weather0°C (32°F)74 mm (2.9 inches)86%low

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