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 slightly increases from a freezing cold 30.6°F (-0.8°C) in March to a wintry 37.8°F (3.2°C). The average low-temperature, in April, is 20.3°F (-6.5°C).Humidity
In Jackson, the average relative humidity in April is 87%.Rainfall
In Jackson, it is raining for 9.1 days, with typically 2.95" (75mm) of accumulated precipitation. Throughout the year, there are 103 rainfall days, and 29.84" (758mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through December. In Jackson, Wyoming, during April, snow falls for 23.5 days and regularly aggregates up to 21.22" (539mm) of snow. In Jackson, during the entire year, snow falls for 173.6 days and aggregates up to 181.26" (4604mm) of snow.Daylight
In Jackson, the average length of the day in April is 13h and 28min.On the first day of the month, sunrise is at 7:04 am and sunset at 7:49 pm. On the last day of April, in Jackson, sunrise is at 6:16 am and sunset at 8:23 pm MDT.
Sunshine
The average sunshine in April is 7.1h.UV index
The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: The average daily UV index of 1 in April transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
FAQ
What is the temperature in April in Jackson?
What is the average humidity in April in Jackson?
How much does it rain in Jackson in April?
How many days does it snow in April in Jackson?
How many hours of daylight does Jackson have in April?
When is the sunrise / sunset in April in Jackson?
How many hours of sunshine does Jackson have in April?
What are the months with the lowest UV index in Jackson?
What is the UV index reading in April in Jackson?
Average temperature in April
Jackson, WY
- Average high temperature in April: 37.8°F
The warmest month (with the highest average high temperature) is July (73.4°F).
The month with the lowest average high temperature is December (21.9°F).
- Average low temperature in April: 20.3°F
The month with the highest average low temperature is July (43.5°F).
The coldest month (with the lowest average low temperature) is January (4.8°F).
Average pressure in April
Jackson, WY
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Jackson, WY
- Average wind speed in April: 4.9mph
The windiest month (with the highest average wind speed) is June (5.7mph).
The calmest month (with the lowest average wind speed) is December (4.3mph).
Average humidity in April
Jackson, WY
- Average humidity in April: 87%
The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is August (50%).
Average rainfall in April
Jackson, WY
- Average rainfall in April: 2.95"
The wettest month (with the highest rainfall) is February (3.54").
The driest month (with the least rainfall) is August (1.34").
Average rainfall days in April
Jackson, WY
- Average rainfall days in April: 9.1 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (2.9 days).
Average snowfall in April
Jackson, WY
- Average snowfall in April: 21.22"
The month with the highest snowfall is February (29.33").
The month with the least snowfall is August (0.12").
Average snowfall days in April
Jackson, WY
- Average snowfall days in April: 23.5 days
The month with the highest number of snowfall days is March (24.8 days).
The month with the least snowfall days is July (0.4 days).
Average daylight in April /
Average sunshine in April
Jackson, WY
- Average daylight in April: 13h and 28min
The month with the longest days is June (Average daylight: 15h and 22min).
The month with the shortest days is December (Average daylight: 9h and 1min).
- Average sunshine in April: 7h and 6min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).
Average sunshine days in April
Jackson, WY
- Average sunshine days in April: 3.8 days
The month with the most sunshine days is July (15.6 days).
The month with the least sunshine days is April (3.8 days).
Average UV index in April
Jackson, WY
- Average UV index in April: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).
Average cloud cover in April
Jackson, WY
- Average cloud cover in April: 54
The month with the most cloud cover is February (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 16).
Average visibility in April
Jackson, WY
- Average visibility in April: 4mi
The months with the highest visibility are June, July, August and September (6mi).
The months with the lowest visibility are January, February, March and December (3mi).
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