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
An increase in the average high-temperature marks April, moving from March's chilly 49.5°F (9.7°C) to a moderate 59.2°F (15.1°C). Throughout the April nights, Summitview encounters a low-temperature of 40.1°F (4.5°C).Humidity
In April, the average relative humidity is 57%.Rainfall
In Summitview, Washington, during April, the rain falls for 7.8 days and regularly aggregates up to 0.31" (8mm) of precipitation. Throughout the year, in Summitview, there are 82.2 rainfall days, and 5.43" (138mm) of precipitation is accumulated.Snowfall
In Summitview, snow does not fall in April through August and October.Daylight
The average length of the day in April is 13h and 37min.On the first day of April in Summitview, sunrise is at 6:40 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:11 pm PDT.
Sunshine
In Summitview, the average sunshine in April is 11h.UV index
In April, the average daily maximum UV index in Summitview is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 4 in April translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Summitview?
What is the average humidity in April in Summitview?
How much does it rain in Summitview in April?
When it does not snow in Summitview?
Does it snow in Summitview in April?
How many hours of daylight does Summitview have in April?
When is the sunrise / sunset in April in Summitview?
How many hours of sunshine does Summitview have in April?
How high is the UV index in April in Summitview?
Average temperature in April
Summitview, WA
- Average high temperature in April: 59.2°F
The warmest month (with the highest average high temperature) is August (86.5°F).
The month with the lowest average high temperature is December (36.9°F).
- Average low temperature in April: 40.1°F
The month with the highest average low temperature is August (60.3°F).
The coldest month (with the lowest average low temperature) is December (25.5°F).
Average pressure in April
Summitview, WA
- Average pressure in April: 30.01"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).
Average wind speed in April
Summitview, WA
- Average wind speed in April: 6.8mph
The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is December (4.4mph).
Average humidity in April
Summitview, WA
- Average humidity in April: 57%
The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are July and August (39%).
Average rainfall in April
Summitview, WA
- Average rainfall in April: 0.31"
The wettest month (with the highest rainfall) is January (0.87").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days in April
Summitview, WA
- Average rainfall days in April: 7.8 days
The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is August (2 days).
Average snowfall in April
Summitview, WA
- Average snowfall in April: 0"
The month with the highest snowfall is December (2.76").
The months with the least snowfall are April, May, June, July, August and October (0").
Average snowfall days in April
Summitview, WA
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is December (5.4 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in April /
Average sunshine in April
Summitview, WA
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in April: 11h and 0min
The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).
Average sunshine days in April
Summitview, WA
- Average sunshine days in April: 18.8 days
The month with the most sunshine days is July (27.5 days).
The month with the least sunshine days is February (15.8 days).
Average UV index in April
Summitview, WA
- Average UV index in April: 4
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Summitview, WA
- Average cloud cover in April: 27
The month with the most cloud cover is January (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 9).
Average visibility in April
Summitview, WA
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Summitview, Washington, USA
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