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
River Heights's transition into May brings a rise in the average high-temperature, moving from a frosty 48.6°F (9.2°C) in April to a refreshing 59.4°F (15.2°C). Despite the significant gap from daytime peaks, River Heights experiences an average low-temperature of 37.6°F (3.1°C) in May.Humidity
The average relative humidity in May in River Heights is 59%.Rainfall
In River Heights, in May, during 15 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. Throughout the year, in River Heights, there are 122.8 rainfall days, and 16.89" (429mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall in River Heights. May is the last month it regularly snows. During 0.7 snowfall days, in May, River Heights aggregates 0.35" (9mm) of snow. In River Heights, during the entire year, snow falls for 77.8 days and aggregates up to 58.86" (1495mm) of snow.Daylight
In River Heights, the average length of the day in May is 14h and 34min.On the first day of May, sunrise is at 6:22 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 8:55 pm MDT.
Sunshine
In River Heights, the average sunshine in May is 10.8h.UV index
In River Heights, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 4 during May leads to these instructions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. 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. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in River Heights in May?
What is the average humidity in May in River Heights?
How many days does it rain in May in River Heights?
What is the last month it snows in River Heights?
How many hours of daylight does River Heights have in May?
What time are sunrise and sunset in May in River Heights?
How long on average sun shines in May in River Heights?
What is the UV index reading in May in River Heights?
Average temperature in May
River Heights, UT
- Average high temperature in May: 59.4°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The months with the lowest average high temperature are January and December (28.8°F).
- Average low temperature in May: 37.6°F
The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is January (14°F).
Average pressure in May
River Heights, 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
River Heights, UT
- Average wind speed in May: 5.4mph
The windiest months (with the highest average wind speed) are April and June (5.8mph).
The calmest month (with the lowest average wind speed) is January (4mph).
Average humidity in May
River Heights, UT
- Average humidity in May: 59%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (38%).
Average rainfall in May
River Heights, UT
- Average rainfall in May: 1.61"
The wettest month (with the highest rainfall) is January (2.36").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in May
River Heights, UT
- Average rainfall days in May: 15 days
The month with the highest number of rainy days is April (16.1 days).
The month with the least rainy days is August (6 days).
Average snowfall in May
River Heights, UT
- Average snowfall in May: 0.35"
The month with the highest snowfall is January (16.18").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
River Heights, UT
- Average snowfall days in May: 0.7 days
The month with the highest number of snowfall days is January (17.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
River Heights, 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: 10h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in May
River Heights, UT
- Average sunshine days in May: 13.3 days
The month with the most sunshine days is June (21.6 days).
The month with the least sunshine days is February (7.8 days).
Average UV index in May
River Heights, UT
- Average UV index in May: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in May
River Heights, UT
- Average cloud cover in May: 25
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in May
River Heights, UT
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
River Heights, Utah, USA
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