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
A soft shift in the average high-temperature is noticeable in May, transitioning from a cool 53.8°F (12.1°C) in April to a comfortable 62.4°F (16.9°C). Throughout May, Hillsdale witnesses a nighttime temperature average of 42.3°F (5.7°C).Humidity
In Hillsdale, the average relative humidity in May is 57%.Rainfall
The month with the most rainfall is May, when the rain falls for 17.5 days and typically aggregates up to 2.95" (75mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Hillsdale. May is the last month it regularly snows. During 3.2 snowfall days, in May, Hillsdale aggregates 3.43" (87mm) of snow. In Hillsdale, during the entire year, snow falls for 62 days and aggregates up to 30.51" (775mm) of snow.Daylight
In May, the average length of the day is 14h and 31min.On the first day of May, sunrise is at 5:54 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:24 pm MDT.
Sunshine
In Hillsdale, the average sunshine in May is 10.4h.UV index
In Hillsdale, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index, 5 during May, leads to the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What is the average May temperature in Hillsdale?
What is the average humidity in May in Hillsdale?
What is the rainiest month in Hillsdale?
How much does it rain in Hillsdale in May?
What is the last month it snows in Hillsdale?
What is the average length of the day in May in Hillsdale?
When are sunrise and sunset in May in Hillsdale?
How long on average sun shines in May in Hillsdale?
What is the UV index intensity in May in Hillsdale?
Average temperature in May
Hillsdale, WY
- Average high temperature in May: 62.4°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is December (34.7°F).
- Average low temperature in May: 42.3°F
The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).
Average pressure in May
Hillsdale, WY
- Average pressure in May: 29.9"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in May
Hillsdale, WY
- Average wind speed in May: 10.4mph
The windiest month (with the highest average wind speed) is January (14.2mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity in May
Hillsdale, WY
- Average humidity in May: 57%
The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is August (43%).
Average rainfall in May
Hillsdale, WY
- Average rainfall in May: 2.95"
The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in May
Hillsdale, WY
- Average rainfall days in May: 17.5 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (4.7 days).
Average snowfall in May
Hillsdale, WY
- Average snowfall in May: 3.43"
The month with the highest snowfall is March (6.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Hillsdale, WY
- Average snowfall days in May: 3.2 days
The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Hillsdale, WY
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 10h and 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).
Average sunshine days in May
Hillsdale, WY
- Average sunshine days in May: 9.9 days
The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is April (9.3 days).
Average UV index in May
Hillsdale, WY
- Average UV index in May: 5
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Hillsdale, WY
- Average cloud cover in May: 32
The months with the most cloud cover are April and May (Cloud cover 32).
The month with the least cloud cover is September (Cloud cover 18).
Average visibility in May
Hillsdale, WY
- 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).
Hillsdale, Wyoming, USA
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