Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
West Lake Stevens's weather in April presents a minor rise in the average high-temperature, moving from a chilly 48.9°F (9.4°C) in March to a fresh 54.3°F (12.4°C). West Lake Stevens encounters a steady low-temperature average of 40.3°F (4.6°C) throughout the month of April.Humidity
In April, the average relative humidity in West Lake Stevens is 80%.Rainfall
In West Lake Stevens, during April, the rain falls for 18.3 days and regularly aggregates up to 2.64" (67mm) of precipitation. Throughout the year, in West Lake Stevens, there are 179.1 rainfall days, and 29.57" (751mm) of precipitation is accumulated.Snowfall
Months with snowfall in West Lake Stevens are January through April, November and December. April is the last month it regularly snows. During 0.2 snowfall days, in April, West Lake Stevens aggregates 0.04" (1mm) of snow. In West Lake Stevens, during the entire year, snow falls for 8.9 days and aggregates up to 6.1" (155mm) of snow.Daylight
The average length of the day in April in West Lake Stevens is 13h and 42min.On the first day of April, sunrise is at 6:44 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:20 pm PDT.
Sunshine
In April, the average sunshine is 7.8h.UV index
In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In April, the maximum UV index of 3 translates into these guidelines:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
West Lake Stevens, WA
- Average high temperature in April: 54.3°F
The warmest month (with the highest average high temperature) is August (73°F).
The month with the lowest average high temperature is December (42.3°F).
- Average low temperature in April: 40.3°F
The month with the highest average low temperature is August (52.5°F).
The coldest month (with the lowest average low temperature) is December (34.7°F).
Average pressure in April
West Lake Stevens, WA
- Average pressure in April: 30.04"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in April
West Lake Stevens, WA
- Average wind speed in April: 5mph
The windiest months (with the highest average wind speed) are March and November (5.8mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in April
West Lake Stevens, WA
- Average humidity in April: 80%
The months with the highest relative humidity are January and December (85%).
The month with the lowest relative humidity is July (73%).
Average rainfall in April
West Lake Stevens, WA
- Average rainfall in April: 2.64"
The wettest month (with the highest rainfall) is November (4.06").
The driest month (with the least rainfall) is July (0.47").
Average rainfall days in April
West Lake Stevens, WA
- Average rainfall days in April: 18.3 days
The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (6.1 days).
Average snowfall in April
West Lake Stevens, WA
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (2.68").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
West Lake Stevens, WA
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (3.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
West Lake Stevens, WA
- Average daylight in April: 13h and 4min
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 30min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 4h and 12min).
Average sunshine days in April
West Lake Stevens, WA
- Average sunshine days in April: 9.2 days
The month with the most sunshine days is August (23.1 days).
The months with the least sunshine days are February and November (8.6 days).
Average UV index in April
West Lake Stevens, WA
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
West Lake Stevens, WA
- Average cloud cover in April: 51
The month with the most cloud cover is December (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in April
West Lake Stevens, WA
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, November and December (5mi).
West Lake Stevens, Washington, USA
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