April weather forecast
Spokane, WA

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Rocks and cliffs around the scenic Spokane Falls in Washington, leading to the vast Spokane River and a view of the high bridge out front
Rocks and cliffs around the scenic Spokane Falls in Washington, leading to the vast Spokane River and a view of the high bridge out front

Weather in April

April welcomes the spring proper to Spokane, with a bloom of transformation in weather conditions. Embodying the blossoming spirit of spring, the temperature takes a steady climb reaching a comparatively pleasant high of 54.9°F (12.7°C) on average. As rainfall becomes a less frequent guest, reduced to 1.5" (38mm), Spokane welcomes more daylight time. Vibrant spring vibes are further boosted with richer sunshine. Cloudiness eases, revealing clearer skies and lifting the city's outlook towards the sunny days ahead.

Temperature

As Spokane, Washington, transitions into April, a marginal rise in the average high-temperature is observed, moving from a frosty 45.9°F (7.7°C) in March to a cool 54.9°F (12.7°C). During April, Spokane experiences a consistent low-temperature average of 36.1°F (2.3°C).

Humidity

The average relative humidity in April in Spokane, Washington, is 67%.

Rainfall

In Spokane, in April, it is raining for 16.3 days, with typically 1.5" (38mm) of accumulated precipitation. Throughout the year, in Spokane, there are 127.8 rainfall days, and 16.93" (430mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Spokane are January through May, September through December. In Spokane, in April, during 3.4 snowfall days, 1.42" (36mm) of snow is typically accumulated. Throughout the year, in Spokane, Washington, there are 62.3 snowfall days, and 37.83" (961mm) of snow is accumulated.

Daylight

In Spokane, the average length of the day in April is 13h and 41min.
On the first day of the month, sunrise is at 6:26 am and sunset at 7:20 pm. On the last day of April, sunrise is at 5:32 am and sunset at 8:01 pm PDT.

Sunshine

In April, the average sunshine in Spokane is 9.2h.

UV index

The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In April, a daily maximum UV index of 3 leads to the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the average April temperature in Spokane?

The high-temperature, in April, in Spokane, records 54.9°F (12.7°C), while the low-temperature is 36.1°F (2.3°C).

What is the average humidity in April in Spokane?

The average relative humidity in April is 67%.

How much does it rain in Spokane in April?

In Spokane, in April, it is raining for 16.3 days, with typically 1.5" (38mm) of accumulated precipitation.

How much does it snow in Spokane in April?

In Spokane, Washington, in April, during 3.4 snowfall days, 1.42" (36mm) of snow is typically accumulated.

How many hours of daylight does Spokane have in April?

In April, the average day length in Spokane, Washington, is 13h and 41min.

When are sunrise and sunset in April in Spokane?

On the first day of April in Spokane, Washington, sunrise is at 6:26 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:01 pm PDT.

How long on average sun shines in April in Spokane?

The average sunshine duration in April is 9.2h.

What is the UV index intensity in April in Spokane?

In Spokane, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Spokane, WA

Average temperature in April - Spokane, WA
  • Average high temperature in April: 54.9°F

The warmest months (with the highest average high temperature) are July and August (83.7°F).
The month with the lowest average high temperature is December (32.2°F).

  • Average low temperature in April: 36.1°F

The month with the highest average low temperature is August (59°F).
The coldest month (with the lowest average low temperature) is December (22.1°F).

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Average pressure in April
Spokane, WA

Average pressure in April - Spokane, WA
  • Average pressure in April: 29.99"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.9"Hg).

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Average wind speed in April
Spokane, WA

Average wind speed in April - Spokane, WA
  • Average wind speed in April: 7.3mph

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in April
Spokane, WA

Average humidity in April - Spokane, WA
  • Average humidity in April: 67%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (38%).

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Average rainfall in April
Spokane, WA

Average rainfall in April - Spokane, WA
  • Average rainfall in April: 1.5"

The wettest month (with the highest rainfall) is March (2.13").
The driest month (with the least rainfall) is August (0.35").

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Average rainfall days in April
Spokane, WA

Average rainfall days in April - Spokane, WA
  • Average rainfall days in April: 16.3 days

The month with the highest number of rainy days is April (16.3 days).
The month with the least rainy days is July (4.9 days).

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Average snowfall in April
Spokane, WA

Average snowfall in April - Spokane, WA
  • Average snowfall in April: 1.42"

The month with the highest snowfall is January (10.39").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in April
Spokane, WA

Average snowfall days in April - Spokane, WA
  • Average snowfall days in April: 3.4 days

The month with the highest number of snowfall days is December (15.6 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in April /
Average sunshine in April
Spokane, WA

Average daylight in April / Average sunshine in April - Spokane, WA
  • Average daylight in April: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in April: 9h and 1min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).

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Average sunshine days in April
Spokane, WA

Average sunshine days in April - Spokane, WA
  • Average sunshine days in April: 11.2 days

The month with the most sunshine days is July (24.1 days).
The month with the least sunshine days is March (9.8 days).

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Average UV index in April
Spokane, WA

Average UV index in April - Spokane, WA
  • Average UV index in April: 3

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in April
Spokane, WA

Average cloud cover in April - Spokane, WA
  • Average cloud cover in April: 41

The months with the most cloud cover are January and December (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 13).

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Average visibility in April
Spokane, WA

Average visibility in April - Spokane, WA
  • Average visibility in April: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (4mi).

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Spokane, Washington, USA

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