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 marginal rise in the average high-temperature, moving from March's subzero cold 30.6°F (-0.8°C) to a wintry 37.8°F (3.2°C). In April, Jackson experiences an average nighttime temperature of 20.3°F (-6.5°C).Humidity
In April, the average relative humidity is 87%.Rainfall
In Jackson, during April, the rain falls for 9.1 days and regularly aggregates up to 2.95" (75mm) of precipitation. In Jackson, during the entire year, the rain falls for 103 days and collects up to 29.84" (758mm) of precipitation.Snowfall
Months with snowfall are January through December. In Jackson, in April, during 23.5 snowfall days, 21.22" (539mm) of snow is typically accumulated. In Jackson, during the entire year, snow falls for 173.6 days and aggregates up to 181.26" (4604mm) of snow.Daylight
In April, the average length of the day is 13h and 28min.On the first day of the month, sunrise is at 7:03 am and sunset at 7:50 pm. On the last day of April, sunrise is at 6:15 am and sunset at 8:24 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 threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 1 during April translates into the following directions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold during April?
What is the average humidity in April?
How many days does it rain in April?
How much does it snow in April?
How many hours of daylight does Jackson have in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
What is the month with the lowest UV index?
How high is the UV index in April?
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 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 7h and 1min
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).
Jackson, Wyoming, USA
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