May weather forecastSummitville, IN
May
Weather in May
May, the last month of the spring in Summitville, is an agreeable month, with an average temperature varying between 71.4°F (21.9°C) and 54.7°F (12.6°C).Temperature
As April transitions into May, a change in temperatures is observed, with average highs moving from a moderate 60.1°F (15.6°C) to an agreeable 71.4°F (21.9°C). Throughout the month of May, Summitville expects an average low of 54.7°F (12.6°C).Humidity
In May, the average relative humidity is 78%.Rainfall
May is the month with the most rainfall. Rain falls for 10.6 days and accumulates 0.75" (19mm) of precipitation.Snowfall
In Summitville, snow does not fall in May through September.Daylight
In Summitville, the average length of the day in May is 14h and 26min.On the first day of May, sunrise is at 6:40 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 9:06 pm EDT.
Sunshine
In May, the average sunshine is 8.6h.UV index
In May, the average daily maximum UV index in Summitville is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 5 during May translates into these guidelines:
Ensure safety - Sun damage prevention is strongly urged. It's recommended to limit sun exposure when its radiation is at its peak during midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Summitville, IN
- Average high temperature in May: 71.4°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in May: 54.7°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in May
Summitville, IN
- Average pressure in May: 29.97"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Summitville, IN
- Average wind speed in May: 8.2mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in May
Summitville, IN
- Average humidity in May: 78%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in May
Summitville, IN
- Average rainfall in May: 0.75"
The wettest month (with the highest rainfall) is May (0.75").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days in May
Summitville, IN
- Average rainfall days in May: 10.6 days
The month with the highest number of rainy days is May (10.6 days).
The month with the least rainy days is January (3.8 days).
Average snowfall in May
Summitville, IN
- Average snowfall in May: 0"
The month with the highest snowfall is December (0.51").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Summitville, IN
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Summitville, IN
- 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 36min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in May
Summitville, IN
- Average sunshine days in May: 15.4 days
The month with the most sunshine days is December (22.8 days).
The month with the least sunshine days is May (15.4 days).
Average UV index in May
Summitville, IN
- 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
Summitville, IN
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are June, July and August (Cloud cover 32).
Average visibility in May
Summitville, IN
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).





