May weather forecastOrtonville, MI
May
Weather in May
May, the last month of the spring in Ortonville, is an enjoyable month, with an average temperature ranging between max 66.4°F (19.1°C) and min 47.8°F (8.8°C).Temperature
May's arrival coincides with a rise in the average high-temperature, moving from April's fresh 53.6°F (12°C) to an enjoyable 66.4°F (19.1°C). In May, Ortonville reports a consistent average low-temperature of 47.8°F (8.8°C) during the nights.Humidity
In Ortonville, the average relative humidity in May is 79%.Rainfall
May is the month with the most rainfall in Ortonville. Rain falls for 17.3 days and accumulates 2.24" (57mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Ortonville. During 0.2 snowfall days, in May, Ortonville aggregates 0.04" (1mm) of snow. Throughout the year, there are 52.4 snowfall days, and 9.69" (246mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 40min.On the first day of May, sunrise is at 6:26 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 9:05 pm EDT.
Sunshine
The average sunshine in May is 8.4h.UV index
The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In May, the average maximum UV index of 5 translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Ortonville, MI
- Average high temperature in May: 66.4°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 (27.3°F).
- Average low temperature in May: 47.8°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in May
Ortonville, MI
- Average pressure in May: 29.98"Hg
The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Ortonville, MI
- Average wind speed in May: 8.2mph
The windiest months (with the highest average wind speed) are January and February (10.2mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in May
Ortonville, MI
- Average humidity in May: 79%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (77%).
Average rainfall in May
Ortonville, MI
- Average rainfall in May: 2.24"
The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is December (0.75").
Average rainfall days in May
Ortonville, MI
- Average rainfall days in May: 17.3 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (4.5 days).
Average snowfall in May
Ortonville, MI
- Average snowfall in May: 0.04"
The month with the highest snowfall is February (2.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Ortonville, MI
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Ortonville, MI
- Average daylight in May: 14h and 42min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 8h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in May
Ortonville, MI
- Average sunshine days in May: 11.1 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is May (11.1 days).
Average UV index in May
Ortonville, MI
- Average UV index in May: 5
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Ortonville, MI
- Average cloud cover in May: 43
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in May
Ortonville, MI
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).





