May weather forecastFish Creek, WI
May
Weather in May
May, the last month of the spring in Fish Creek, is a cool month, with an average temperature fluctuating between 42.6°F (5.9°C) and 50°F (10°C).Temperature
The onset of May introduces a subtle rise in the average high-temperature, nudging from a cold 41.7°F (5.4°C) in April to a fresh 50°F (10°C). Throughout May, Fish Creek's nights experience a slight temperature dip to an icy 42.6°F (5.9°C).Humidity
In Fish Creek, the average relative humidity in May is 80%.Rainfall
In Fish Creek, during May, the rain falls for 15.1 days and regularly aggregates up to 2.8" (71mm) of precipitation. Throughout the year, there are 141.7 rainfall days, and 26.93" (684mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.5 snowfall days, in May, Fish Creek aggregates 0.08" (2mm) of snow. In Fish Creek, during the entire year, snow falls for 62.3 days and aggregates up to 15.83" (402mm) of snow.Daylight
In Fish Creek, the average length of the day in May is 14h and 53min.On the first day of May, sunrise is at 5:36 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:05 am and sunset at 8:28 pm CDT.
Sunshine
The average sunshine in May is 9.3h.UV index
In May, the average daily maximum UV index in Fish Creek is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, the maximum UV index of 4 translates into these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Fish Creek, WI
- Average high temperature in May: 50°F
The warmest month (with the highest average high temperature) is August (69.6°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in May: 42.6°F
The month with the highest average low temperature is August (63°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in May
Fish Creek, WI
- Average pressure in May: 29.97"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Fish Creek, WI
- Average wind speed in May: 11mph
The windiest month (with the highest average wind speed) is December (15.5mph).
The calmest months (with the lowest average wind speed) are June and July (9.6mph).
Average humidity in May
Fish Creek, WI
- Average humidity in May: 80%
The months with the highest relative humidity are January and June (84%).
The month with the lowest relative humidity is November (76%).
Average rainfall in May
Fish Creek, WI
- Average rainfall in May: 2.8"
The wettest month (with the highest rainfall) is October (3.07").
The driest months (with the least rainfall) are January and February (1.38").
Average rainfall days in May
Fish Creek, WI
- Average rainfall days in May: 15.1 days
The month with the highest number of rainy days is August (15.6 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in May
Fish Creek, WI
- Average snowfall in May: 0.08"
The month with the highest snowfall is February (4.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Fish Creek, WI
- Average snowfall days in May: 0.5 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Fish Creek, WI
- Average daylight in May: 14h and 54min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in May: 9h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in May
Fish Creek, WI
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is January (8.3 days).
Average UV index in May
Fish Creek, WI
- Average UV index in May: 4
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, March and December (UV index 1).
Average cloud cover in May
Fish Creek, WI
- Average cloud cover in May: 39
The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in May
Fish Creek, WI
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).





