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
The arrival of April sees a shift in the average high-temperature, moving from an icy 39.7°F (4.3°C) in March to a fresh 50.5°F (10.3°C). Usk records a steady low-temperature average of 30.7°F (-0.7°C) during April.Humidity
The average relative humidity in April is 77%.Rainfall
In Usk, during April, the rain falls for 17.2 days and regularly aggregates up to 2.28" (58mm) of precipitation. Throughout the year, there are 130.2 rainfall days, and 24.17" (614mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. In Usk, during April, snow falls for 11.4 days and regularly aggregates up to 6.89" (175mm) of snow. In Usk, during the entire year, snow falls for 122.5 days and aggregates up to 103.78" (2636mm) of snow.Daylight
In April, the average length of the day in Usk is 13h and 43min.On the first day of the month, sunrise is at 6:25 am and sunset at 7:20 pm. On the last day of April, sunrise is at 5:30 am and sunset at 8:02 pm PDT.
Sunshine
In April, the average sunshine is 8.5h.UV index
In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 3 during April translates into the following directions:
Be vigilant - Suggestions to stave off sun damage are provided. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April?
How much does it rain in April?
How many days does it snow in April?
How many hours of daylight does Usk have in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Usk, WA
- Average high temperature in April: 50.5°F
The warmest month (with the highest average high temperature) is August (80.2°F).
The month with the lowest average high temperature is December (28.8°F).
- Average low temperature in April: 30.7°F
The month with the highest average low temperature is August (50.2°F).
The coldest months (with the lowest average low temperature) are February and December (18°F).
Average pressure in April
Usk, 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 June (29.91"Hg).
Average wind speed in April
Usk, WA
- Average wind speed in April: 4.4mph
The windiest month (with the highest average wind speed) is April (4.4mph).
The calmest month (with the lowest average wind speed) is December (3.3mph).
Average humidity in April
Usk, WA
- Average humidity in April: 77%
The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is August (51%).
Average rainfall in April
Usk, WA
- Average rainfall in April: 2.28"
The wettest month (with the highest rainfall) is January (2.99").
The driest month (with the least rainfall) is August (0.51").
Average rainfall days in April
Usk, WA
- Average rainfall days in April: 17.2 days
The month with the highest number of rainy days is April (17.2 days).
The months with the least rainy days are February and August (6.8 days).
Average snowfall in April
Usk, WA
- Average snowfall in April: 6.89"
The month with the highest snowfall is January (23.39").
The months with the least snowfall are July and August (0").
Average snowfall days in April
Usk, WA
- Average snowfall days in April: 11.4 days
The month with the highest number of snowfall days is December (21.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Usk, 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 24min).
- Average sunshine in April: 8h and 3min
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 12min).
Average sunshine days in April
Usk, WA
- Average sunshine days in April: 7.8 days
The month with the most sunshine days is August (21.9 days).
The months with the least sunshine days are February, March and April (7.8 days).
Average UV index in April
Usk, 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 February, November and December (UV index 1).
Average cloud cover in April
Usk, WA
- Average cloud cover in April: 47
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in April
Usk, WA
- Average visibility in April: 5mi
The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).
Usk, Washington, USA
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