Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
With the onset of April, the average high-temperature subtly transitions from 33.1°F (0.6°C) in March to a still cold 41.7°F (5.4°C). Throughout April, Winona anticipates an average low-temperature of 32.4°F (0.2°C).Humidity
In April, the average relative humidity in Winona is 80%.Rainfall
The wettest months are April, June, August and October, with an average 2.28" (58mm) of rainfall.Snowfall
January through May, October through December are months with snowfall in Winona. In April, it is snowing for 7.8 days. Throughout April, 4.49" (114mm) of snow is accumulated. Throughout the year, in Winona, there are 100.8 snowfall days, and 33.98" (863mm) of snow is accumulated.Daylight
In Winona, the average length of the day in April is 13h and 38min.On the first day of the month, sunrise is at 7:33 am and sunset at 8:25 pm. On the last day of April, sunrise is at 6:40 am and sunset at 9:05 pm EDT.
Sunshine
In April, the average sunshine in Winona is 6.3h.UV index
In April, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 2 during April translates into the following guidance:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. 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. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Winona in April?
What is the average humidity in April in Winona?
What is the rainiest month in Winona?
How many days does it rain in April in Winona?
How much does it snow in Winona in April?
What is the average length of the day in April in Winona?
When are sunrise and sunset in April in Winona?
How long on average sun shines in April in Winona?
What is the UV index intensity in April in Winona?
Average temperature in April
Winona, MI
- Average high temperature in April: 41.7°F
The warmest month (with the highest average high temperature) is August (69.4°F).
The month with the lowest average high temperature is January (22.3°F).
- Average low temperature in April: 32.4°F
The month with the highest average low temperature is August (58.1°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure in April
Winona, MI
- Average pressure in April: 29.99"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 April
Winona, MI
- Average wind speed in April: 9.9mph
The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is June (7.6mph).
Average humidity in April
Winona, MI
- Average humidity in April: 80%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is May (75%).
Average rainfall in April
Winona, MI
- Average rainfall in April: 2.28"
The wettest months (with the highest rainfall) are April, June, August and October (2.28").
The driest month (with the least rainfall) is February (1.22").
Average rainfall days in April
Winona, MI
- Average rainfall days in April: 11.2 days
The month with the highest number of rainy days is October (14.6 days).
The month with the least rainy days is February (2.5 days).
Average snowfall in April
Winona, MI
- Average snowfall in April: 4.49"
The month with the highest snowfall is December (6.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Winona, MI
- Average snowfall days in April: 7.8 days
The month with the highest number of snowfall days is January (22.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Winona, MI
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in April: 6h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 1h and 36min).
Average sunshine days in April
Winona, MI
- Average sunshine days in April: 12.2 days
The month with the most sunshine days is July (15.5 days).
The month with the least sunshine days is January (5.6 days).
Average UV index in April
Winona, MI
- Average UV index in April: 2
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in April
Winona, MI
- Average cloud cover in April: 54
The month with the most cloud cover is January (Cloud cover 84).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in April
Winona, MI
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, November and December (5mi).
Winona, Michigan, USA
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