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 brings a temperature change, with average high-temperatures moving from April's cold 42.3°F (5.7°C) to a fresh 55°F (12.8°C). An average low-temperature of 41.4°F (5.2°C) is common during the nights of May.Humidity
May is the least humid month, with an average relative humidity of 75%.Rainfall
In Mackinaw City, in May, it is raining for 13.3 days, with typically 1.69" (43mm) of accumulated precipitation. Throughout the year, there are 131 rainfall days, and 21.22" (539mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.8 snowfall days, in May, Mackinaw City aggregates 0.12" (3mm) of snow. In Mackinaw City, during the entire year, snow falls for 93.6 days and aggregates up to 27.91" (709mm) of snow.Daylight
In Mackinaw City, the average length of the day in May is 14h and 57min.On the first day of May, sunrise is at 6:24 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 9:20 pm EDT.
Sunshine
The average sunshine in May is 8.9h.UV index
The average daily maximum UV index in May in Mackinaw City, Michigan, is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: A daily maximum UV index of 4 in May translates into the following instructions:
Put precautions into practice - Guidance to elude sunburn is provided. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the least humid month?
What is the average humidity in May?
How many days does it rain in May in Mackinaw City?
What is the last month it snows?
What is the average length of the day in May?
What time 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
Mackinaw City, MI
- Average high temperature in May: 55°F
The warmest month (with the highest average high temperature) is July (71.4°F).
The month with the lowest average high temperature is January (23.4°F).
- Average low temperature in May: 41.4°F
The month with the highest average low temperature is August (58.6°F).
The coldest month (with the lowest average low temperature) is February (14.4°F).
Average pressure in May
Mackinaw City, MI
- Average pressure in May: 29.98"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
Mackinaw City, MI
- Average wind speed in May: 8.5mph
The windiest months (with the highest average wind speed) are November and December (10.9mph).
The calmest months (with the lowest average wind speed) are June and July (7.6mph).
Average humidity in May
Mackinaw City, MI
- Average humidity in May: 75%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (75%).
Average rainfall in May
Mackinaw City, MI
- Average rainfall in May: 1.69"
The wettest month (with the highest rainfall) is October (2.72").
The driest month (with the least rainfall) is January (1.3").
Average rainfall days in May
Mackinaw City, MI
- Average rainfall days in May: 13.3 days
The month with the highest number of rainy days is October (16.5 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in May
Mackinaw City, MI
- Average snowfall in May: 0.12"
The month with the highest snowfall is January (5.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Mackinaw City, MI
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is January (21.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Mackinaw City, MI
- Average daylight in May: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).
Average sunshine days in May
Mackinaw City, MI
- Average sunshine days in May: 15.7 days
The month with the most sunshine days is September (16.9 days).
The month with the least sunshine days is January (7.1 days).
Average UV index in May
Mackinaw City, 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, March, November and December (UV index 1).
Average cloud cover in May
Mackinaw City, MI
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 80).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in May
Mackinaw City, MI
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Mackinaw City, Michigan, USA
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