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
Greenville's May weather shows an increase in high-temperatures, moving from April's moderate 60.1°F (15.6°C) to a pleasant 70.3°F (21.3°C). In Greenville, the average nighttime temperature during May is a cool 54.3°F (12.4°C).Humidity
In Greenville, the average relative humidity in May is 79%.Rainfall
The month with the most rainfall is May, when the rain falls for 18 days and typically aggregates up to 2.72" (69mm) of precipitation.Snowfall
In Greenville, snow does not fall in May through September.Daylight
The average length of the day in May in Greenville is 14h and 25min.On the first day of the month, sunrise is at 6:37 am and sunset at 8:33 pm. On the last day of May, in Greenville, sunrise is at 6:11 am and sunset at 9:01 pm EDT.
Sunshine
The average sunshine in May in Greenville, Ohio, is 8.7h.UV index
The average daily maximum UV index in May in Greenville is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index, 5 in May, converts into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
What are May temperatures in Greenville?
What is the average humidity in May in Greenville?
What is the rainiest month in Greenville?
How much does it rain in Greenville in May?
When it does not snow in Greenville?
Does it snow in Greenville in May?
What is the average length of the day in May in Greenville?
When is the sunrise / sunset in May in Greenville?
How long on average sun shines in May in Greenville?
What is the UV index reading in May in Greenville?
Average temperature in May
Greenville, OH
- Average high temperature in May: 70.3°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in May: 54.3°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in May
Greenville, OH
- Average pressure in May: 29.97"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
Greenville, OH
- Average wind speed in May: 8.2mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in May
Greenville, 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
Greenville, OH
- Average rainfall in May: 2.72"
The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in May
Greenville, OH
- Average rainfall days in May: 18 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (7.1 days).
Average snowfall in May
Greenville, OH
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.54").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Greenville, OH
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Greenville, OH
- Average daylight in May: 14h and 2min
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 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in May
Greenville, OH
- Average sunshine days in May: 10.4 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in May
Greenville, OH
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Greenville, OH
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in May
Greenville, 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).
Greenville, Ohio, USA
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