May weather forecastPortage, OH
May
Weather in May
The last month of the spring, May, is a pleasant month in Portage, Ohio, with an average temperature varying between 69.8°F (21°C) and 52.7°F (11.5°C).Temperature
The transition from April to May brings a temperature rise, with average high-temperatures increasing from a mild 57.4°F (14.1°C) to an agreeable 69.8°F (21°C). Nighttime temperatures hover around an average low of 52.7°F (11.5°C) in May.Humidity
In May, the average relative humidity in Portage is 76%.Rainfall
In Portage, during May, the rain falls for 18.8 days and regularly aggregates up to 2.91" (74mm) of precipitation. In Portage, during the entire year, the rain falls for 168.9 days and collects up to 27.95" (710mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Portage aggregates 0.04" (1mm) of snow. Throughout the year, in Portage, there are 52.5 snowfall days, and 15.39" (391mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 31min.On the first day of the month, sunrise is at 6:30 am and sunset at 8:32 pm. On the last day of May, sunrise is at 6:03 am and sunset at 9:01 pm EDT.
Sunshine
The average sunshine in May is 8.7h.UV index
The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Portage, OH
- Average high temperature in May: 69.8°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in May: 52.7°F
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in May
Portage, OH
- Average pressure in May: 29.98"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Portage, OH
- Average wind speed in May: 8.1mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in May
Portage, OH
- Average humidity in May: 76%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is October (74%).
Average rainfall in May
Portage, OH
- Average rainfall in May: 2.91"
The wettest month (with the highest rainfall) is April (3.27").
The driest month (with the least rainfall) is December (1.65").
Average rainfall days in May
Portage, OH
- Average rainfall days in May: 18.8 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in May
Portage, OH
- Average snowfall in May: 0.04"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Portage, OH
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Portage, OH
- Average daylight in May: 14h and 30min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 42min
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 18min).
Average sunshine days in May
Portage, OH
- Average sunshine days in May: 9.8 days
The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is February (8.8 days).
Average UV index in May
Portage, OH
- Average UV index in May: 5
The months with the highest UV index are June and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Portage, OH
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in May
Portage, OH
- 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).





