May weather forecastMechanicsburg, OH
May
Weather in May
The last month of the spring, May, is a pleasant month in Mechanicsburg, Ohio, with temperature in the range of an average low of 54.1°F (12.3°C) and an average high of 71.1°F (21.7°C).Temperature
The start of May brings a shift in the average high-temperature, increasing from April's mild 60.1°F (15.6°C) to a pleasant 71.1°F (21.7°C). May's nights observe an average temperature of 54.1°F (12.3°C).Humidity
In Mechanicsburg, the average relative humidity in May is 79%.Rainfall
May is the month with the most rainfall. Rain falls for 18.9 days and accumulates 2.99" (76mm) of precipitation.Snowfall
In Mechanicsburg, snow does not fall in May through October.Daylight
In May, the average length of the day is 14h and 25min.On the first day of the month, sunrise is at 6:32 am and sunset at 8:29 pm. On the last day of May, sunrise is at 6:07 am and sunset at 8:56 pm EDT.
Sunshine
In May, the average sunshine in Mechanicsburg is 8.8h.UV index
In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In May, the maximum UV index of 5 suggests this advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Mechanicsburg, OH
- Average high temperature in May: 71.1°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in May: 54.1°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in May
Mechanicsburg, OH
- Average pressure in May: 29.98"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Mechanicsburg, OH
- Average wind speed in May: 8.1mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in May
Mechanicsburg, OH
- Average humidity in May: 79%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in May
Mechanicsburg, OH
- Average rainfall in May: 2.99"
The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is November (1.22").
Average rainfall days in May
Mechanicsburg, OH
- Average rainfall days in May: 18.9 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (6.5 days).
Average snowfall in May
Mechanicsburg, OH
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Mechanicsburg, OH
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Mechanicsburg, OH
- Average daylight in May: 14h and 24min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 8h and 48min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in May
Mechanicsburg, OH
- Average sunshine days in May: 10.3 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (10.3 days).
Average UV index in May
Mechanicsburg, OH
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Mechanicsburg, OH
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in May
Mechanicsburg, OH
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (6mi).
The month with the lowest visibility is September (5mi).





