July weather forecastVernal, UT

July
Weather in July
July, the peak of summer, experiences the hottest temperatures of the year in Vernal. The highs touch 85.6°F (29.8°C) while the lows sit at a balmy 62.4°F (16.9°C). The expected warm weather escalates the heat. The summer intensity results in residents seeking various means to stay cool, swims and picnics being popular choices. Despite the sweaty conditions, July is cherished for its sunny weather and clear blue skies, making it a quintessential summer month.Temperature
July, recording an average high temperature of 85.6°F (29.8°C) and a low temperature of 62.4°F (16.9°C), is Vernal's warmest month.Humidity
The average relative humidity in July is 31%.Rainfall
In Vernal, Utah, in July, during 6.9 rainfall days, 0.35" (9mm) of precipitation is typically accumulated. In Vernal, Utah, during the entire year, the rain falls for 83.2 days and collects up to 5.75" (146mm) of precipitation.Snowfall
In Vernal, snow does not fall in June through September.Daylight
The average length of the day in July is 14h and 43min.On the first day of the month, sunrise is at 5:51 am and sunset at 8:52 pm. On the last day of July, sunrise is at 6:15 am and sunset at 8:33 pm MDT.
Sunshine
The average sunshine in July is 11.9h.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 6 in July translates into this advice:
Fend off overexposure. Sun protection is vital. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. 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.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Vernal, UT
- Average high temperature in July: 85.6°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 (30°F).
- Average low temperature in July: 62.4°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (12.7°F).
Average pressure in July
Vernal, UT
- Average pressure in July: 29.95"Hg
The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in July
Vernal, UT
- Average wind speed in July: 6.2mph
The windiest month (with the highest average wind speed) is June (7.5mph).
The calmest month (with the lowest average wind speed) is January (3.4mph).
Average humidity in July
Vernal, UT
- Average humidity in July: 31%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is June (30%).
Average rainfall in July
Vernal, UT
- Average rainfall in July: 0.35"
The wettest month (with the highest rainfall) is April (0.71").
The driest month (with the least rainfall) is November (0.31").
Average rainfall days in July
Vernal, UT
- Average rainfall days in July: 6.9 days
The month with the highest number of rainy days is April (10.8 days).
The month with the least rainy days is January (5.4 days).
Average snowfall in July
Vernal, UT
- Average snowfall in July: 0"
The month with the highest snowfall is December (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Vernal, UT
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Vernal, UT
- Average daylight in July: 14h and 42min
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 July: 11h and 54min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 30min).
Average sunshine days in July
Vernal, UT
- Average sunshine days in July: 19 days
The month with the most sunshine days is October (22.4 days).
The month with the least sunshine days is April (15.3 days).
Average UV index in July
Vernal, UT
- Average UV index in July: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in July
Vernal, UT
- Average cloud cover in July: 13
The month with the most cloud cover is February (Cloud cover 30).
The months with the least cloud cover are August and September (Cloud cover 11).
Average visibility in July
Vernal, UT
- Average visibility in July: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).





