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
With the onset of May, Kelly's average high-temperature experiences a rise, moving from April's wintry 37°F (2.8°C) to a chilly 49.3°F (9.6°C). Throughout May nights, Kelly registers an average low-temperature of 28.8°F (-1.8°C).Humidity
In May, the average relative humidity is 76%.Rainfall
In Kelly, in May, during 16.2 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. In Kelly, during the entire year, the rain falls for 116.8 days and collects up to 27.95" (710mm) of precipitation.Snowfall
January through June, September through December are months with snowfall. In Kelly, Wyoming, during May, snow falls for 4.6 days and regularly aggregates up to 3.82" (97mm) of snow. In Kelly, during the entire year, snow falls for 130.7 days and aggregates up to 137.48" (3492mm) of snow.Daylight
The average length of the day in May is 14h and 44min.On the first day of the month, sunrise is at 6:13 am and sunset at 8:25 pm. On the last day of May, sunrise is at 5:43 am and sunset at 8:56 pm MDT.
Sunshine
In May, the average sunshine is 9.7h.UV index
In Kelly, the average daily maximum UV index in May is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 3 in May interprets into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How many days does it rain in May?
How much does it snow in Kelly in May?
How many hours of daylight does Kelly have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Kelly have in May?
What is the UV index intensity in May?
Average temperature in May
Kelly, WY
- Average high temperature in May: 49.3°F
The warmest month (with the highest average high temperature) is July (72°F).
The month with the lowest average high temperature is December (21°F).
- Average low temperature in May: 28.8°F
The month with the highest average low temperature is July (43.9°F).
The coldest month (with the lowest average low temperature) is December (4.1°F).
Average pressure in May
Kelly, WY
- Average pressure in May: 29.93"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Kelly, WY
- Average wind speed in May: 5mph
The windiest month (with the highest average wind speed) is June (5.8mph).
The calmest months (with the lowest average wind speed) are January and December (4.5mph).
Average humidity in May
Kelly, WY
- Average humidity in May: 76%
The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is August (50%).
Average rainfall in May
Kelly, WY
- Average rainfall in May: 2.4"
The wettest month (with the highest rainfall) is February (3.23").
The driest month (with the least rainfall) is August (1.42").
Average rainfall days in May
Kelly, WY
- Average rainfall days in May: 16.2 days
The month with the highest number of rainy days is May (16.2 days).
The months with the least rainy days are January and February (3.9 days).
Average snowfall in May
Kelly, WY
- Average snowfall in May: 3.82"
The month with the highest snowfall is February (25.94").
The months with the least snowfall are July and August (0").
Average snowfall days in May
Kelly, WY
- Average snowfall days in May: 4.6 days
The month with the highest number of snowfall days is December (21.7 days).
The month with the least snowfall days is July (0 days).
Average daylight in May /
Average sunshine in May
Kelly, WY
- 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: 9h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in May
Kelly, WY
- Average sunshine days in May: 11.3 days
The month with the most sunshine days is July (15.6 days).
The month with the least sunshine days is April (7 days).
Average UV index in May
Kelly, WY
- Average UV index in May: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in May
Kelly, WY
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in May
Kelly, WY
- Average visibility in May: 5mi
The months with the highest visibility are June, July, August and September (6mi).
The months with the lowest visibility are January and February (2mi).
Kelly, Wyoming, USA
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