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
In April, the average high-temperature marginally rises from a frosty 46.4°F (8°C) in March to a fresh 52°F (11.1°C). Throughout the month of April, Greenwater observes an average nighttime temperature of 35.4°F (1.9°C).Humidity
In Greenwater, the average relative humidity in April is 82%.Rainfall
In Greenwater, in April, it is raining for 18.4 days, with typically 3.15" (80mm) of accumulated precipitation. In Greenwater, during the entire year, the rain falls for 181.2 days and collects up to 38.82" (986mm) of precipitation.Snowfall
Months with snowfall in Greenwater are January through April, November and December. April is the last month it regularly snows. During 1.5 snowfall days, in April, Greenwater aggregates 0.43" (11mm) of snow. Throughout the year, in Greenwater, there are 20.8 snowfall days, and 14.29" (363mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 39min.On the first day of April, sunrise is at 6:43 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:16 pm PDT.
Sunshine
The average sunshine in April is 7.2h.UV index
In Greenwater, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A daily high UV index of 3 in April leads to these guidelines:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Stay sun-safe with clothing that is both closely woven and worn loosely. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Greenwater?
What is the average humidity in April in Greenwater?
How many days does it rain in April in Greenwater?
What is the last month it snows in Greenwater?
How many hours of daylight does Greenwater have in April?
When are sunrise and sunset in April in Greenwater?
How long on average sun shines in April in Greenwater?
How high is the UV index in April in Greenwater?
Average temperature in April
Greenwater, WA
- Average high temperature in April: 52°F
The warmest month (with the highest average high temperature) is August (73.9°F).
The month with the lowest average high temperature is December (39.9°F).
- Average low temperature in April: 35.4°F
The month with the highest average low temperature is August (48.9°F).
The coldest month (with the lowest average low temperature) is December (30.2°F).
Average pressure in April
Greenwater, WA
- Average pressure in April: 30.04"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is August (29.99"Hg).
Average wind speed in April
Greenwater, WA
- Average wind speed in April: 4.2mph
The windiest month (with the highest average wind speed) is January (5.3mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity in April
Greenwater, WA
- Average humidity in April: 82%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is July (70%).
Average rainfall in April
Greenwater, WA
- Average rainfall in April: 3.15"
The wettest month (with the highest rainfall) is January (5.71").
The driest month (with the least rainfall) is July (0.59").
Average rainfall days in April
Greenwater, WA
- Average rainfall days in April: 18.4 days
The month with the highest number of rainy days is March (20.4 days).
The month with the least rainy days is August (6.8 days).
Average snowfall in April
Greenwater, WA
- Average snowfall in April: 0.43"
The month with the highest snowfall is February (4.76").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Greenwater, WA
- Average snowfall days in April: 1.5 days
The month with the highest number of snowfall days is February (5.9 days).
The months with the least snowfall days are June, July, August and October (0 days).
Average daylight in April /
Average sunshine in April
Greenwater, WA
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in April: 7h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days in April
Greenwater, WA
- Average sunshine days in April: 9.3 days
The month with the most sunshine days is August (22.1 days).
The month with the least sunshine days is February (8.8 days).
Average UV index in April
Greenwater, WA
- Average UV index in April: 3
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in April
Greenwater, WA
- Average cloud cover in April: 56
The month with the most cloud cover is March (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in April
Greenwater, WA
- Average visibility in April: 4mi
The months with the highest visibility are May, June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).
Greenwater, Washington, USA
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