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
Rockville's transition into May is marked by a rise in the average high-temperature, advancing from a refreshing 63.5°F (17.5°C) in April to an agreeable 72.5°F (22.5°C). Throughout the month of May, the nighttime temperature dips to an average of 51.8°F (11°C).Humidity
The average relative humidity in May is 29%.Rainfall
In Rockville, during May, the rain falls for 6 days and regularly aggregates up to 0.63" (16mm) of precipitation. Throughout the year, there are 73.7 rainfall days, and 9.88" (251mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in May is 14h and 11min.On the first day of May, sunrise is at 6:36 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:46 pm MDT.
Sunshine
In Rockville, the average sunshine in May is 11.6h.UV index
In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.Note: In May, the maximum UV index of 6 suggests these recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May in Rockville?
How many days does it rain in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Rockville have in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Rockville, UT
- Average high temperature in May: 72.5°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is December (43.9°F).
- Average low temperature in May: 51.8°F
The month with the highest average low temperature is July (69.4°F).
The coldest months (with the lowest average low temperature) are January and December (28.9°F).
Average pressure in May
Rockville, UT
- Average pressure in May: 29.85"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in May
Rockville, UT
- Average wind speed in May: 7.5mph
The windiest months (with the highest average wind speed) are April and May (7.5mph).
The calmest month (with the lowest average wind speed) is December (5.3mph).
Average humidity in May
Rockville, UT
- Average humidity in May: 29%
The month with the highest relative humidity is January (64%).
The month with the lowest relative humidity is June (20%).
Average rainfall in May
Rockville, UT
- Average rainfall in May: 0.63"
The wettest month (with the highest rainfall) is March (1.14").
The driest month (with the least rainfall) is June (0.16").
Average rainfall days in May
Rockville, UT
- Average rainfall days in May: 6 days
The month with the highest number of rainy days is July (10.9 days).
The month with the least rainy days is June (2.3 days).
Average snowfall in May
Rockville, UT
- Average snowfall in May: 0"
The month with the highest snowfall is February (6.06").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Rockville, UT
- Average snowfall days in May: 0.1 days
The months with the highest number of snowfall days are February and December (5.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Rockville, UT
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 11h and 4min
The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 7h and 0min).
Average sunshine days in May
Rockville, UT
- Average sunshine days in May: 20.8 days
The month with the most sunshine days is June (25.3 days).
The month with the least sunshine days is July (13.8 days).
Average UV index in May
Rockville, UT
- Average UV index in May: 6
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 May
Rockville, UT
- Average cloud cover in May: 13
The month with the most cloud cover is December (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 6).
Average visibility in May
Rockville, UT
- Average visibility in May: 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).
Rockville, Utah, USA
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