Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May's arrival signals an increase in average high-temperatures, moving from April's fresh 53.8°F (12.1°C) to a refreshing 64.4°F (18°C). May nights in Riverside show a substantial disparity from the daytime peak with an average low-temperature of 40.8°F (4.9°C).Humidity
The average relative humidity in May in Riverside is 53%.Rainfall
In May, the rain falls for 14.8 days. Throughout May, 1.5" (38mm) of precipitation is accumulated. In Riverside, during the entire year, the rain falls for 120 days and collects up to 15.43" (392mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. May is the last month it regularly snows in Riverside. During 0.4 snowfall days, in May, Riverside aggregates 0.31" (8mm) of snow. Throughout the year, in Riverside, there are 61.2 snowfall days, and 42.91" (1090mm) of snow is accumulated.Daylight
In Riverside, the average length of the day in May is 14h and 34min.On the first day of the month, sunrise is at 6:23 am and sunset at 8:27 pm. On the last day of May, in Riverside, sunrise is at 5:56 am and sunset at 8:56 pm MDT.
Sunshine
The average sunshine in May is 11h.UV index
In May, the average daily maximum UV index in Riverside is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index, 5 in May, converts into the following recommendations:
Be vigilant - Preventing sunburn is recommended. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Riverside?
What is the average humidity in May in Riverside?
How many days does it rain in May in Riverside?
What is the last month it snows in Riverside?
How many hours of daylight does Riverside have in May?
When are sunrise and sunset in May in Riverside?
How many hours of sunshine does Riverside have in May?
How high is the UV index in May in Riverside?
Average temperature in May
Riverside, UT
- Average high temperature in May: 64.4°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in May: 40.8°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in May
Riverside, UT
- Average pressure in May: 29.9"Hg
The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in May
Riverside, UT
- Average wind speed in May: 5.8mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).
Average humidity in May
Riverside, UT
- Average humidity in May: 53%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (34%).
Average rainfall in May
Riverside, UT
- Average rainfall in May: 1.5"
The wettest month (with the highest rainfall) is February (2.05").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in May
Riverside, UT
- Average rainfall days in May: 14.8 days
The month with the highest number of rainy days is April (15.1 days).
The month with the least rainy days is July (5.5 days).
Average snowfall in May
Riverside, UT
- Average snowfall in May: 0.31"
The month with the highest snowfall is January (13.03").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Riverside, UT
- Average snowfall days in May: 0.4 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Riverside, UT
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 11h and 0min
The months with the most sunshine are June, July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in May
Riverside, UT
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is July (21.6 days).
The month with the least sunshine days is February (10.1 days).
Average UV index in May
Riverside, UT
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in May
Riverside, UT
- Average cloud cover in May: 24
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in May
Riverside, UT
- Average visibility in May: 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).
Riverside, Utah, USA
Weather forecast for your location
2. Allow the app to use your location