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, Riverton's average high-temperature sees a modest rise, moving from March's chilly 46°F (7.8°C) to a fresh 54.1°F (12.3°C). During April, Riverton sees a mean low-temperature of 35.2°F (1.8°C).Humidity
In Riverton, the average relative humidity in April is 53%.Rainfall
In Riverton, in April, during 8.8 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. In Riverton, Wyoming, during the entire year, the rain falls for 67.3 days and collects up to 6.93" (176mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. The month with the most snowfall in Riverton is April, when snow falls for 5.7 days and typically aggregates up to 5.39" (137mm) of snow.Daylight
The average length of the day in April is 13h and 26min.On the first day of the month, sunrise is at 6:53 am and sunset at 7:40 pm. On the last day of April, sunrise is at 6:07 am and sunset at 8:13 pm MDT.
Sunshine
The average sunshine in April is 10.7h.UV index
In April, the average daily maximum UV index in Riverton, Wyoming, is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 3 during April translates into the following directions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
What is the average April temperature in Riverton?
What is the average humidity in April in Riverton?
How many days does it rain in April in Riverton?
What is the snowiest month in Riverton?
How much does it snow in Riverton in April?
What is the average length of the day in April in Riverton?
When are sunrise and sunset in April in Riverton?
How many hours of sunshine does Riverton have in April?
What is the UV index reading in April in Riverton?
Average temperature in April
Riverton, WY
- Average high temperature in April: 54.1°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is December (30.9°F).
- Average low temperature in April: 35.2°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).
Average pressure in April
Riverton, WY
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in April
Riverton, WY
- Average wind speed in April: 7.4mph
The windiest month (with the highest average wind speed) is June (7.5mph).
The calmest month (with the lowest average wind speed) is January (5.5mph).
Average humidity in April
Riverton, WY
- Average humidity in April: 53%
The month with the highest relative humidity is January (77%).
The months with the lowest relative humidity are July and August (31%).
Average rainfall in April
Riverton, WY
- Average rainfall in April: 1.14"
The wettest month (with the highest rainfall) is May (1.42").
The driest month (with the least rainfall) is January (0.24").
Average rainfall days in April
Riverton, WY
- Average rainfall days in April: 8.8 days
The month with the highest number of rainy days is May (9.9 days).
The month with the least rainy days is January (2.5 days).
Average snowfall in April
Riverton, WY
- Average snowfall in April: 5.39"
The month with the highest snowfall is April (5.39").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
Riverton, WY
- Average snowfall days in April: 5.7 days
The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Riverton, WY
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 10h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 36min).
Average sunshine days in April
Riverton, WY
- Average sunshine days in April: 15.5 days
The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is April (15.5 days).
Average UV index in April
Riverton, WY
- Average UV index in April: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Riverton, WY
- Average cloud cover in April: 28
The months with the most cloud cover are February and April (Cloud cover 28).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in April
Riverton, 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).
Riverton, Wyoming, USA
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