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
The arrival of May signals an increase in the average high-temperature, moving from a cool 54.5°F (12.5°C) in April to a refreshing 66.9°F (19.4°C). May witnesses an average low-temperature hovering around a cool 50.5°F (10.3°C).Humidity
The average relative humidity in May is 73%.Rainfall
In May, the rain falls for 18.8 days. Throughout May, 3.7" (94mm) of precipitation is accumulated. In Lake Mills, during the entire year, the rain falls for 138.3 days and collects up to 28.15" (715mm) of precipitation.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, Lake Mills aggregates 0.51" (13mm) of snow. In Lake Mills, during the entire year, snow falls for 62.9 days and aggregates up to 28.23" (717mm) of snow.Daylight
In Lake Mills, Iowa, the average length of the day in May is 14h and 43min.On the first day of May, sunrise is at 6:05 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:47 pm CDT.
Sunshine
In Lake Mills, the average sunshine in May is 8.3h.UV index
In Lake Mills, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 5 during May leads to these advisories:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. 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
What is the usual temperature for Lake Mills in May?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When are sunrise and sunset in May?
How many hours of sunshine does Lake Mills have in May?
What is the UV index intensity in May?
Average temperature in May
Lake Mills, IA
- Average high temperature in May: 66.9°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (21.7°F).
- Average low temperature in May: 50.5°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).
Average pressure in May
Lake Mills, IA
- Average pressure in May: 29.93"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in May
Lake Mills, IA
- Average wind speed in May: 9.4mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).
Average humidity in May
Lake Mills, IA
- Average humidity in May: 73%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Lake Mills, IA
- Average rainfall in May: 3.7"
The wettest month (with the highest rainfall) is June (4.41").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in May
Lake Mills, IA
- Average rainfall days in May: 18.8 days
The month with the highest number of rainy days is June (19.4 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in May
Lake Mills, IA
- Average snowfall in May: 0.51"
The month with the highest snowfall is February (7.17").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Lake Mills, IA
- Average snowfall days in May: 0.5 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Lake Mills, IA
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in May
Lake Mills, IA
- Average sunshine days in May: 10.3 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is June (9.1 days).
Average UV index in May
Lake Mills, IA
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in May
Lake Mills, IA
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in May
Lake Mills, IA
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, September, October and November (6mi).
The months with the lowest visibility are January, February, July, August and December (5mi).
Lake Mills, Iowa, USA
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