May weather forecastClayton, MI
May
Weather in May
The last month of the spring, May, is an agreeable month in Clayton, Michigan, with an average temperature ranging between min 50.7°F (10.4°C) and max 68.4°F (20.2°C).Temperature
The beginning of May signals a rise in the average high-temperature, moving from a refreshing 55.6°F (13.1°C) in April to a pleasant 68.4°F (20.2°C). May nights are marked by an average temperature drop to a fresh 50.7°F (10.4°C).Humidity
In Clayton, the average relative humidity in May is 78%.Rainfall
In May, the rain falls for 15.6 days. Throughout May, 1.54" (39mm) of precipitation is accumulated. Throughout the year, there are 129.9 rainfall days, and 12.76" (324mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall in Clayton.Daylight
The average length of the day in May is 14h and 34min.On the first day of May, sunrise is at 6:31 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 9:05 pm EDT.
Sunshine
In Clayton, the average sunshine in May is 8.5h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. 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 of 5 during May translates into these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Clayton, MI
- Average high temperature in May: 68.4°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in May: 50.7°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in May
Clayton, MI
- Average pressure in May: 29.98"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Clayton, MI
- Average wind speed in May: 8.3mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in May
Clayton, MI
- Average humidity in May: 78%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are March, April and October (77%).
Average rainfall in May
Clayton, MI
- Average rainfall in May: 1.54"
The wettest month (with the highest rainfall) is June (1.65").
The driest months (with the least rainfall) are January and December (0.63").
Average rainfall days in May
Clayton, MI
- Average rainfall days in May: 15.6 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in May
Clayton, MI
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Clayton, MI
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Clayton, MI
- Average daylight in May: 14h and 36min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 8h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in May
Clayton, MI
- Average sunshine days in May: 12.9 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in May
Clayton, MI
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Clayton, MI
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in May
Clayton, MI
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, August and September (5mi).





