April weather forecast
Winona, MN

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Weather in April

As spring advances in April, Winona experiences a reassuring rise in temperatures, building on the modest gains of March. Snow ceases, giving way to growing rainfall, as the environment commences its rejuvenation process. April weather is, for the most part, characterized by cooler mornings and warm afternoons. An increase in humidity along with lengthier daylight hours marks the steady approach towards summer. It is toward the end of this month that the breeze begins to feel warmer.

Temperature

As Winona transitions into April, the average high-temperature shows a change, moving from an icy 39.7°F (4.3°C) in March to a fresh 52.9°F (11.6°C). April nights in Winona experience a consistent temperature drop to an icy 36°F (2.2°C).

Humidity

In April, the average relative humidity is 77%.

Rainfall

In Winona, in April, it is raining for 14.8 days, with typically 2.32" (59mm) of accumulated precipitation. In Winona, during the entire year, the rain falls for 132.9 days and collects up to 24.88" (632mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In April, it is snowing for 3.3 days. Throughout April, 2.05" (52mm) of snow is accumulated. Throughout the year, in Winona, Minnesota, there are 48.6 snowfall days, and 19.13" (486mm) of snow is accumulated.

Daylight

In Winona, the average length of the day in April is 13h and 29min.
On the first day of the month, sunrise is at 6:46 am and sunset at 7:34 pm. On the last day of April, in Winona, sunrise is at 5:58 am and sunset at 8:09 pm CDT.

Sunshine

The average sunshine in April in Winona, Minnesota, is 7.2h.

UV index

The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In April, the maximum UV index of 3 suggests this advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
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Frequently asked questions

What are the temperatures in Winona in April?

The high-temperature in Winona, Minnesota, during April is 52.9°F (11.6°C) and the low-temperature is 36°F (2.2°C).

What is the average humidity in April in Winona?

The average relative humidity in April in Winona, Minnesota, is 77%.

How much does it rain in Winona in April?

In April, in Winona, Minnesota, the rain falls for 14.8 days. Throughout April, 2.32" (59mm) of precipitation is accumulated.

How many days does it snow in April in Winona?

In April, in Winona, Minnesota, it is snowing for 3.3 days. Throughout April, 2.05" (52mm) of snow is accumulated.

How many hours of daylight does Winona have in April?

In April, the average day length in Winona, Minnesota, is 13h and 29min.

When are sunrise and sunset in April in Winona?

On the first day of April in Winona, Minnesota, sunrise is at 6:46 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:09 pm CDT.

How long on average sun shines in April in Winona?

In April, the average sunshine duration in Winona, Minnesota, is 7.2h.

What is the UV index reading in April in Winona?

In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Winona, MN

Average temperature in April - Winona, MN
  • Average high temperature in April: 52.9°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (20.8°F).

  • Average low temperature in April: 36°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).

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Average pressure in April
Winona, MN

Average pressure in April - Winona, MN
  • Average pressure in April: 29.95"Hg

The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in April
Winona, MN

Average wind speed in April - Winona, MN
  • Average wind speed in April: 9.5mph

The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

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Average humidity in April
Winona, MN

Average humidity in April - Winona, MN
  • Average humidity in April: 77%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (76%).

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Average rainfall in April
Winona, MN

Average rainfall in April - Winona, MN
  • Average rainfall in April: 2.32"

The wettest month (with the highest rainfall) is June (4.49").
The driest month (with the least rainfall) is January (0.67").

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Average rainfall days in April
Winona, MN

Average rainfall days in April - Winona, MN
  • Average rainfall days in April: 14.8 days

The month with the highest number of rainy days is June (18.7 days).
The month with the least rainy days is February (2.3 days).

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Average snowfall in April
Winona, MN

Average snowfall in April - Winona, MN
  • Average snowfall in April: 2.05"

The month with the highest snowfall is February (5.55").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Winona, MN

Average snowfall days in April - Winona, MN
  • Average snowfall days in April: 3.3 days

The months with the highest number of snowfall days are January and February (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Winona, MN

Average daylight in April / Average sunshine in April - Winona, MN
  • Average daylight in April: 13h and 3min

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 April: 7h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days in April
Winona, MN

Average sunshine days in April - Winona, MN
  • Average sunshine days in April: 11.8 days

The month with the most sunshine days is December (18.4 days).
The month with the least sunshine days is June (9.4 days).

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Average UV index in April
Winona, MN

Average UV index in April - Winona, MN
  • Average UV index in April: 3

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in April
Winona, MN

Average cloud cover in April - Winona, MN
  • Average cloud cover in April: 51

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in April
Winona, MN

Average visibility in April - Winona, MN
  • Average visibility in April: 6mi

The months with the highest visibility are April, May, June, October and November (6mi).
The months with the lowest visibility are January, February, March, July, August, September and December (5mi).

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Winona, Minnesota, USA

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