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
April's arrival coincides with a rise in the average high-temperature, moving from March's wintry 39.7°F (4.3°C) to a frosty 48.7°F (9.3°C). In Green River, April nights cool down to an average of 31.5°F (-0.3°C).Humidity
In Green River, the average relative humidity in April is 59%.Rainfall
In Green River, during April, the rain falls for 11.4 days and regularly aggregates up to 1.42" (36mm) of precipitation. Throughout the year, there are 93.5 rainfall days, and 10.31" (262mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. In Green River, Wyoming, in April, during 7.8 snowfall days, 4.49" (114mm) of snow is typically accumulated. Throughout the year, there are 75.5 snowfall days, and 30.16" (766mm) of snow is accumulated.Daylight
In Green River, Wyoming, the average length of the day in April is 13h and 22min.On the first day of April, sunrise is at 6:59 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:15 pm MDT.
Sunshine
The average sunshine in April in Green River is 10.1h.UV index
The months with the lowest UV index in Green River are January through April, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In April, an average UV index of 2 transforms into the following instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Boost your sun resistance with garments that are densely woven yet spacious. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
What is the temperature in April in Green River?
What is the average humidity in April in Green River?
How many days does it rain in April in Green River?
How many days does it snow in April in Green River?
How many hours of daylight does Green River have in April?
What time are sunrise and sunset in April in Green River?
How long on average sun shines in April in Green River?
When is the lowest UV index in Green River?
How high is the UV index in April in Green River?
Average temperature in April
Green River, WY
- Average high temperature in April: 48.7°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is December (25.7°F).
- Average low temperature in April: 31.5°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in April
Green River, WY
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in April
Green River, WY
- Average wind speed in April: 12.2mph
The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity in April
Green River, WY
- Average humidity in April: 59%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are July and August (31%).
Average rainfall in April
Green River, WY
- Average rainfall in April: 1.42"
The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is July (0.47").
Average rainfall days in April
Green River, WY
- Average rainfall days in April: 11.4 days
The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is December (4.7 days).
Average snowfall in April
Green River, WY
- Average snowfall in April: 4.49"
The month with the highest snowfall is March (6.14").
The months with the least snowfall are July and August (0").
Average snowfall days in April
Green River, WY
- Average snowfall days in April: 7.8 days
The month with the highest number of snowfall days is December (13.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Green River, WY
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 10h and 1min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 54min).
Average sunshine days in April
Green River, WY
- Average sunshine days in April: 11.5 days
The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is April (11.5 days).
Average UV index in April
Green River, WY
- Average UV index in April: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in April
Green River, WY
- Average cloud cover in April: 32
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in April
Green River, WY
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Green River, Wyoming, USA
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