May weather forecastOregon, WI
May
Weather in May
The last month of the spring, May, is an enjoyable month in Oregon, Wisconsin, with temperature in the range of an average high of 66.4°F (19.1°C) and an average low of 48.7°F (9.3°C).Temperature
As May sets, the average high-temperature shows an increase, moving up from a fresh 54°F (12.2°C) in April to a comfortable 66.4°F (19.1°C). Oregon experiences an average nighttime temperature of 48.7°F (9.3°C) in the month of May.Humidity
The average relative humidity in May is 80%.Rainfall
In May, the rain falls for 12.8 days. Throughout May, 0.87" (22mm) of precipitation is accumulated. Throughout the year, there are 92.1 rainfall days, and 7.28" (185mm) of precipitation is accumulated.Snowfall
In Oregon, snow does not fall in May through September.Daylight
The average length of the day in May is 14h and 40min.On the first day of the month, sunrise is at 5:50 am and sunset at 7:58 pm. On the last day of May, sunrise is at 5:21 am and sunset at 8:29 pm CDT.
Sunshine
In May, the average sunshine 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 threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 5 in May translates into this advice:
Make use of precautions - Suggestions to resist sunburn are communicated. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Oregon, WI
- Average high temperature in May: 66.4°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (24.3°F).
- Average low temperature in May: 48.7°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure in May
Oregon, WI
- Average pressure in May: 29.96"Hg
The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Oregon, WI
- Average wind speed in May: 8.7mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in May
Oregon, WI
- Average humidity in May: 80%
The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall in May
Oregon, WI
- Average rainfall in May: 0.87"
The wettest month (with the highest rainfall) is June (0.98").
The driest month (with the least rainfall) is December (0.31").
Average rainfall days in May
Oregon, WI
- Average rainfall days in May: 12.8 days
The month with the highest number of rainy days is May (12.8 days).
The month with the least rainy days is February (2.2 days).
Average snowfall in May
Oregon, WI
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.14").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Oregon, WI
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Oregon, WI
- 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: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in May
Oregon, WI
- Average sunshine days in May: 14.8 days
The month with the most sunshine days is December (22.6 days).
The month with the least sunshine days is June (14.3 days).
Average UV index in May
Oregon, WI
- Average UV index in May: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in May
Oregon, WI
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July, August and September (Cloud cover 35).
Average visibility in May
Oregon, WI
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, July, August and September (5mi).





