April weather forecastChewelah, WA

April
Weather in April
April in Chewelah, Washington, is a fresh spring month, with temperature in the range of an average high of 53.4°F (11.9°C) and an average low of 31.8°F (-0.1°C).Temperature
The onset of April brings a temperature shift, with the average high-temperature moving from a cold 42.6°F (5.9°C) in March to a cool 53.4°F (11.9°C). Nightly readings in April display a noticeable downturn from daily highs, with the average low-temperature registering a freezing cold 31.8°F (-0.1°C).Humidity
In April, the average relative humidity is 72%.Rainfall
In Chewelah, during April, the rain falls for 16.6 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Chewelah, during the entire year, the rain falls for 141.6 days and collects up to 17.56" (446mm) of precipitation.Snowfall
January through April, September through December are months with snowfall. April is the last month it regularly snows. During 1.8 snowfall days, in April, Chewelah aggregates 0.35" (9mm) of snow. In Chewelah, during the entire year, snow falls for 57.8 days and aggregates up to 34.09" (866mm) of snow.Daylight
In Chewelah, the average length of the day in April is 13h and 43min.On the first day of April, sunrise is at 6:26 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 8:04 pm PDT.
Sunshine
In April, the average sunshine is 9.3h.UV index
The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 3 in April interprets into the following recommendations:
Take precautions - Protection against sunburn is recommended. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Chewelah, WA
- Average high temperature in April: 53.4°F
The warmest month (with the highest average high temperature) is August (83.1°F).
The month with the lowest average high temperature is December (29.8°F).
- Average low temperature in April: 31.8°F
The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is December (18.7°F).
Average pressure in April
Chewelah, WA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).
Average wind speed in April
Chewelah, WA
- Average wind speed in April: 4.7mph
The windiest month (with the highest average wind speed) is April (4.7mph).
The calmest months (with the lowest average wind speed) are January and December (3.5mph).
Average humidity in April
Chewelah, WA
- Average humidity in April: 72%
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (47%).
Average rainfall in April
Chewelah, WA
- Average rainfall in April: 1.42"
The wettest month (with the highest rainfall) is January (2.2").
The driest month (with the least rainfall) is August (0.35").
Average rainfall days in April
Chewelah, WA
- Average rainfall days in April: 16.6 days
The month with the highest number of rainy days is March (17.1 days).
The month with the least rainy days is August (5.6 days).
Average snowfall in April
Chewelah, WA
- Average snowfall in April: 0.35"
The month with the highest snowfall is January (10.47").
The months with the least snowfall are May, June, July and August (0").
Average snowfall days in April
Chewelah, WA
- Average snowfall days in April: 1.8 days
The month with the highest number of snowfall days is December (15.4 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Chewelah, WA
- Average daylight in April: 13h and 42min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in April: 9h and 18min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in April
Chewelah, WA
- Average sunshine days in April: 11.3 days
The month with the most sunshine days is August (22.9 days).
The month with the least sunshine days is March (9.3 days).
Average UV index in April
Chewelah, WA
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in April
Chewelah, WA
- Average cloud cover in April: 41
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in April
Chewelah, WA
- Average visibility in April: 6mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).





