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
May sees a rise in the average high-temperature, climbing from a chilly 49.6°F (9.8°C) in April to a comfortable 63.7°F (17.6°C). The average low-temperature of 45.1°F (7.3°C) is witnessed during May.Humidity
April and May, with an average relative humidity of 75%, are the least humid months.Rainfall
In Boon, in May, it is raining for 17 days, with typically 2.8" (71mm) of accumulated precipitation. Throughout the year, there are 146.4 rainfall days, and 27.05" (687mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.8 snowfall days, in May, Boon aggregates 0.43" (11mm) of snow. Throughout the year, there are 100.4 snowfall days, and 41.69" (1059mm) of snow is accumulated.Daylight
In Boon, the average length of the day in May is 14h and 48min.On the first day of the month, sunrise is at 6:32 am and sunset at 8:46 pm. On the last day of May, sunrise is at 6:01 am and sunset at 9:18 pm EDT.
Sunshine
The average sunshine in May is 8.5h.UV index
In Boon, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: In May, a daily UV index of 4 turns into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What are the least humid months?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Boon, MI
- Average high temperature in May: 63.7°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (23.9°F).
- Average low temperature in May: 45.1°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).
Average pressure in May
Boon, MI
- Average pressure in May: 29.97"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Boon, MI
- Average wind speed in May: 8.5mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in May
Boon, MI
- Average humidity in May: 75%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and May (75%).
Average rainfall in May
Boon, MI
- Average rainfall in May: 2.8"
The wettest month (with the highest rainfall) is October (3.46").
The driest month (with the least rainfall) is February (1.65").
Average rainfall days in May
Boon, MI
- Average rainfall days in May: 17 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.1 days).
Average snowfall in May
Boon, MI
- Average snowfall in May: 0.43"
The month with the highest snowfall is January (10.79").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Boon, MI
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is January (23.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Boon, MI
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in May: 8h and 3min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 1h and 42min).
Average sunshine days in May
Boon, MI
- Average sunshine days in May: 11.3 days
The month with the most sunshine days is September (13.3 days).
The month with the least sunshine days is January (6 days).
Average UV index in May
Boon, MI
- 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
Boon, MI
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in May
Boon, MI
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Boon, Michigan, USA
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