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
Rock Springs's transition into May brings a rise in the average high-temperature, moving from a cool 52.7°F (11.5°C) in April to a refreshing 65.7°F (18.7°C). Throughout May, Rock Springs witnesses a nighttime temperature average of 47.7°F (8.7°C).Humidity
The average relative humidity in May is 81%.Rainfall
In Rock Springs, during May, the rain falls for 16.1 days and regularly aggregates up to 2.48" (63mm) of precipitation. In Rock Springs, Wisconsin, during the entire year, the rain falls for 117.9 days and collects up to 21.02" (534mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In May, the average length of the day is 14h and 43min.On the first day of May, sunrise is at 5:51 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 8:33 pm CDT.
Sunshine
The average sunshine in May is 8.1h.UV index
In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 4 during May translates into the following guidance:
Take necessary precautions - Protection from skin and eye injury is mandatory. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. To cut down UV radiation exposure by about half, sport a wide-brim hat. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Rock Springs?
What is the average humidity in May?
How much does it rain in May?
When it does not snow?
Does it snow in Rock Springs in May?
How many hours of daylight does Rock Springs have in May?
When is the sunrise / sunset in May?
How long on average sun shines in May in Rock Springs?
How high is the UV index in May?
Average temperature in May
Rock Springs, WI
- Average high temperature in May: 65.7°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (22.3°F).
- Average low temperature in May: 47.7°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in May
Rock Springs, WI
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Rock Springs, WI
- Average wind speed in May: 8.5mph
The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in May
Rock Springs, WI
- Average humidity in May: 81%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (77%).
Average rainfall in May
Rock Springs, WI
- Average rainfall in May: 2.48"
The wettest month (with the highest rainfall) is June (2.83").
The driest month (with the least rainfall) is January (0.79").
Average rainfall days in May
Rock Springs, WI
- Average rainfall days in May: 16.1 days
The months with the highest number of rainy days are May and June (16.1 days).
The month with the least rainy days is February (2.5 days).
Average snowfall in May
Rock Springs, WI
- Average snowfall in May: 0"
The month with the highest snowfall is February (4.37").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Rock Springs, WI
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Rock Springs, WI
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in May: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in May
Rock Springs, WI
- Average sunshine days in May: 12.4 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in May
Rock Springs, WI
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in May
Rock Springs, WI
- Average cloud cover in May: 46
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July, August and September (Cloud cover 36).
Average visibility in May
Rock Springs, WI
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, October and November (6mi).
The months with the lowest visibility are January, February, July, August, September and December (5mi).
Rock Springs, Wisconsin, USA
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