April weather forecastWyarno, WY
April
Weather in April
April is a frosty spring month in Wyarno, Wyoming, with an average temperature varying between 47.1°F (8.4°C) and 30.4°F (-0.9°C).Temperature
As March transitions into April, Wyarno notices a gentle rise in the average high-temperature, transitioning from a cold 40.6°F (4.8°C) to a frosty 47.1°F (8.4°C). April generally records an average low-temperature of 30.4°F (-0.9°C).Humidity
In Wyarno, the average relative humidity in April is 69%.Rainfall
In Wyarno, in April, it is raining for 17.6 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, in Wyarno, Wyoming, there are 165.2 rainfall days, and 21.22" (539mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. April is the month with the most snowfall. Snow falls for 8.6 days and accumulates 8.7" (221mm) of snow.Daylight
In April, the average length of the day in Wyarno is 13h and 31min.On the first day of the month, sunrise is at 6:46 am and sunset at 7:35 pm. On the last day of April, in Wyarno, Wyoming, sunrise is at 5:56 am and sunset at 8:11 pm MDT.
Sunshine
In April, the average sunshine in Wyarno is 9.7h.UV index
The months with the lowest UV index 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 exposure to the Sun's UV radiation for the average person.Note: A daily maximum UV index of 2 in April translates into the following instructions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Boost your sun resistance with garments that are densely woven yet spacious. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Wyarno, WY
- Average high temperature in April: 47.1°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is February (29.1°F).
- Average low temperature in April: 30.4°F
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is February (14.4°F).
Average pressure in April
Wyarno, WY
- Average pressure in April: 29.92"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in April
Wyarno, WY
- Average wind speed in April: 7.6mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in April
Wyarno, WY
- Average humidity in April: 69%
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is August (46%).
Average rainfall in April
Wyarno, WY
- Average rainfall in April: 2.72"
The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is December (0.75").
Average rainfall days in April
Wyarno, WY
- Average rainfall days in April: 17.6 days
The month with the highest number of rainy days is May (22.3 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in April
Wyarno, WY
- Average snowfall in April: 8.7"
The month with the highest snowfall is April (8.7").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
Wyarno, WY
- Average snowfall days in April: 8.6 days
The month with the highest number of snowfall days is February (15.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Wyarno, WY
- Average daylight in April: 13h and 30min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in April: 9h and 42min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 6min).
Average sunshine days in April
Wyarno, WY
- Average sunshine days in April: 6.8 days
The month with the most sunshine days is November (15.2 days).
The month with the least sunshine days is May (5.8 days).
Average UV index in April
Wyarno, 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
Wyarno, WY
- Average cloud cover in April: 37
The months with the most cloud cover are February and April (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 15).
Average visibility in April
Wyarno, WY
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





