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
With the onset of April, Thermopolis's average high-temperature experiences a slight rise, moving from March's chilly 44.1°F (6.7°C) to a cool 52.9°F (11.6°C). During the nights in April, an average low-temperature of 33.8°F (1°C) is observed in Thermopolis.Humidity
In Thermopolis, the average relative humidity in April is 56%.Rainfall
In Thermopolis, during April, the rain falls for 13.4 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, in Thermopolis, there are 117.2 rainfall days, and 11.14" (283mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In Thermopolis, in April, during 5.1 snowfall days, 2.76" (70mm) of snow is typically accumulated. Throughout the year, there are 51.2 snowfall days, and 21.3" (541mm) of snow is accumulated.Daylight
The average length of the day in April in Thermopolis is 13h and 28min.On the first day of the month, sunrise is at 6:52 am and sunset at 7:40 pm. On the last day of April, in Thermopolis, sunrise is at 6:05 am and sunset at 8:14 pm MDT.
Sunshine
The average sunshine in April is 10.3h.UV index
January through April, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Thermopolis. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index, 2 in April, converts into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Guard yourself! Snow reflection 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 are the temperatures in Thermopolis in April?
What is the average humidity in April in Thermopolis?
How much does it rain in Thermopolis in April?
How much does it snow in Thermopolis in April?
How many hours of daylight does Thermopolis have in April?
What time are sunrise and sunset in April in Thermopolis?
How many hours of sunshine does Thermopolis have in April?
When is the lowest UV index in Thermopolis?
What is the UV index intensity in April in Thermopolis?
Average temperature in April
Thermopolis, WY
- Average high temperature in April: 52.9°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is December (28.2°F).
- Average low temperature in April: 33.8°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).
Average pressure in April
Thermopolis, WY
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in April
Thermopolis, WY
- Average wind speed in April: 7.1mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is January (5mph).
Average humidity in April
Thermopolis, WY
- Average humidity in April: 56%
The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are July and August (35%).
Average rainfall in April
Thermopolis, WY
- Average rainfall in April: 1.34"
The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in April
Thermopolis, WY
- Average rainfall days in April: 13.4 days
The month with the highest number of rainy days is May (17 days).
The months with the least rainy days are January and December (4.3 days).
Average snowfall in April
Thermopolis, WY
- Average snowfall in April: 2.76"
The month with the highest snowfall is February (4.57").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
Thermopolis, WY
- Average snowfall days in April: 5.1 days
The month with the highest number of snowfall days is February (11.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Thermopolis, 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: 10h and 2min
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 12min).
Average sunshine days in April
Thermopolis, WY
- Average sunshine days in April: 10.8 days
The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in April
Thermopolis, 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, November and December (UV index 2).
Average cloud cover in April
Thermopolis, WY
- Average cloud cover in April: 32
The month with the most cloud cover is February (Cloud cover 35).
The months with the least cloud cover are July and August (Cloud cover 14).
Average visibility in April
Thermopolis, WY
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Thermopolis, Wyoming, USA
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