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
As March gives way to April, the average high-temperature displays a slight ascent, adjusting from a fresh 50.7°F (10.4°C) to a moderate 56.3°F (13.5°C). In McKenna, April is marked by an average low-temperature of 37.8°F (3.2°C).Humidity
In McKenna, the average relative humidity in April is 81%.Rainfall
In McKenna, in April, it is raining for 18.8 days, with typically 2.8" (71mm) of accumulated precipitation. Throughout the year, there are 178.1 rainfall days, and 33.82" (859mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.3 snowfall days, in April, McKenna aggregates 0.04" (1mm) of snow. Throughout the year, in McKenna, there are 9 snowfall days, and 6.38" (162mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 38min.On the first day of April in McKenna, sunrise is at 6:47 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:19 pm PDT.
Sunshine
The average sunshine in April in McKenna is 7.4h.UV index
The average daily maximum UV index in April in McKenna is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 3 in April translates into these instructions:
Undertake precautions - Guarding against sun damage is counselled. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Attention! Nearly twice the Sun's UV radiation 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 in McKenna?
What is the average humidity in April in McKenna?
How much does it rain in McKenna in April?
What is the last month it snows in McKenna?
How many hours of daylight does McKenna have in April?
When are sunrise and sunset in April in McKenna?
How many hours of sunshine does McKenna have in April?
How high is the UV index in April in McKenna?
Average temperature in April
McKenna, WA
- Average high temperature in April: 56.3°F
The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is December (43°F).
- Average low temperature in April: 37.8°F
The month with the highest average low temperature is August (50.5°F).
The coldest month (with the lowest average low temperature) is December (32.9°F).
Average pressure in April
McKenna, WA
- Average pressure in April: 30.06"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in April
McKenna, WA
- Average wind speed in April: 4.5mph
The windiest month (with the highest average wind speed) is January (4.9mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in April
McKenna, WA
- Average humidity in April: 81%
The months with the highest relative humidity are January, February, November and December (87%).
The month with the lowest relative humidity is July (70%).
Average rainfall in April
McKenna, WA
- Average rainfall in April: 2.8"
The wettest month (with the highest rainfall) is December (5.28").
The driest month (with the least rainfall) is July (0.39").
Average rainfall days in April
McKenna, WA
- Average rainfall days in April: 18.8 days
The month with the highest number of rainy days is March (20.2 days).
The month with the least rainy days is August (5.3 days).
Average snowfall in April
McKenna, WA
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
McKenna, WA
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is February (3.2 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
McKenna, 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: 7h and 2min
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 0min).
Average sunshine days in April
McKenna, WA
- Average sunshine days in April: 9.3 days
The month with the most sunshine days is August (23.4 days).
The months with the least sunshine days are February and March (8.8 days).
Average UV index in April
McKenna, 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
McKenna, WA
- Average cloud cover in April: 55
The months with the most cloud cover are January, February, March and December (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in April
McKenna, WA
- Average visibility in April: 5mi
The months with the highest visibility are April, May, June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, November and December (4mi).
McKenna, Washington, USA
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