June weather forecastRiverton, UT
June
Weather in June
June brings the heat in Riverton, marking some of the highest temperatures of the year. As summer gets into full swing, it’s common for residents to seek shade or participate in water activities to cool off. Relative humidity plunges to a comfortable 40%, signalling optimal conditions for outdoor exploration. With clear skies dominating the landscape, June wrap up with a promise of an even hotter and lively July.Temperature
In Riverton, the onset of June comes with an increased average high-temperature, moving from May's refreshing 63.7°F (17.6°C) to a moderately hot 76.6°F (24.8°C). A steep decline to a fresh 50.4°F (10.2°C) characterizes the June nights in Riverton.Humidity
In June, the average relative humidity in Riverton is 40%.Rainfall
The month with the least rainfall in Riverton, Utah, is June, when the rain falls for 4.1 days and typically collects 0.31" (8mm) of precipitation.Snowfall
May through September are months without snowfall in Riverton.Daylight
June has the longest days of the year, with an average of 15h and 0min of daylight.On the first day of the month, sunrise is at 5:58 am and sunset at 8:52 pm. On the last day of June, in Riverton, Utah, sunrise is at 6:00 am and sunset at 9:02 pm MDT.
Sunshine
The average sunshine in June is 11.8h.UV index
In June, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In June, the maximum UV index of 5 suggests these recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Riverton, UT
- Average high temperature in June: 76.6°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in June: 50.4°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in June
Riverton, UT
- Average pressure in June: 29.87"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in June
Riverton, UT
- Average wind speed in June: 6.1mph
The windiest months (with the highest average wind speed) are March and April (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.9mph).
Average humidity in June
Riverton, UT
- Average humidity in June: 40%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (37%).
Average rainfall in June
Riverton, UT
- Average rainfall in June: 0.31"
The wettest month (with the highest rainfall) is February (1.38").
The driest month (with the least rainfall) is June (0.31").
Average rainfall days in June
Riverton, UT
- Average rainfall days in June: 4.1 days
The month with the highest number of rainy days is April (8.3 days).
The month with the least rainy days is June (4.1 days).
Average snowfall in June
Riverton, UT
- Average snowfall in June: 0"
The month with the highest snowfall is January (8.27").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in June
Riverton, UT
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in June /
Average sunshine in June
Riverton, UT
- Average daylight in June: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in June: 11h and 48min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in June
Riverton, UT
- Average sunshine days in June: 24 days
The month with the most sunshine days is October (24.9 days).
The month with the least sunshine days is February (17.3 days).
Average UV index in June
Riverton, UT
- Average UV index in June: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in June
Riverton, UT
- Average cloud cover in June: 13
The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in June
Riverton, UT
- Average visibility in June: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).





