April weather forecast
Mankato, MN

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The roads and large bridge over the river leading to downtown Mankato, Minnesota
The roads and large bridge over the river leading to downtown Mankato, Minnesota

Weather in April

April witnesses a significant transformation in Mankato's weather, with temperatures climbing up to 54.3°F (12.4°C). The disappearing snow welcomes the true arrival of spring. As the cloud coverage starts to disperse, visibility improves, accentuating the beauty of the blossoming flora. Despite the rise in rainfall, the city's overall humidity decreases, resulting in a more comfortable atmosphere. The greater influx of sunlight bestows a gracious renewal of life brought by spring.

Temperature

Mankato in April sees a temperature change, with average high-temperatures moving from a cold 40.5°F (4.7°C) in March to a cool 54.3°F (12.4°C). During April, Mankato's temperature averages to a wintry 38.7°F (3.7°C) at night.

Humidity

The months with the lowest humidity are April and October, with an average relative humidity of 70%.

Rainfall

In April, the rain falls for 14.2 days. Throughout April, 2.32" (59mm) of precipitation is accumulated. Throughout the year, there are 124.9 rainfall days, and 23.11" (587mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Mankato, in April, during 3.9 snowfall days, 2.28" (58mm) of snow is typically accumulated. In Mankato, during the entire year, snow falls for 54.4 days and aggregates up to 21.22" (539mm) of snow.

Daylight

In Mankato, the average length of the day in April is 13h and 29min.
On the first day of April, sunrise is at 6:55 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:18 pm CDT.

Sunshine

In Mankato, the average sunshine in April is 7.7h.

UV index

In Mankato, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 4 in April, converts into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Mankato in April?

The high-temperature in Mankato during April is 54.3°F (12.4°C) and the low-temperature is 38.7°F (3.7°C).

What are the least humid months?

The months with the lowest humidity are April and October, with an average relative humidity of 70%.

What is the average humidity in April?

In April, the average relative humidity is 70%.

How many days does it rain in April?

In Mankato, during April, the rain falls for 14.2 days and regularly aggregates up to 2.32" (59mm) of precipitation.

How many days does it snow in April?

In Mankato, during April, snow falls for 3.9 days and regularly aggregates up to 2.28" (58mm) of snow.

What is the average length of the day in April?

The average day length in April is 13h and 29min.

What time are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:55 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:18 pm CDT.

How long on average sun shines in April?

The average sunshine duration in April is 7.7h.

How high is the UV index in April?

In Mankato, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
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
Mankato, MN

Average temperature in April - Mankato, MN
  • Average high temperature in April: 54.3°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (21.2°F).

  • Average low temperature in April: 38.7°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 (7.5°F).

Average pressure in April
Mankato, MN

Average pressure in April - Mankato, MN
  • Average pressure in April: 29.94"Hg

The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in April
Mankato, MN

Average wind speed in April - Mankato, MN
  • Average wind speed in April: 9.8mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

Average humidity in April
Mankato, MN

Average humidity in April - Mankato, MN
  • Average humidity in April: 70%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and October (70%).

Average rainfall in April
Mankato, MN

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

The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is January (0.71").

Average rainfall days in April
Mankato, MN

Average rainfall days in April - Mankato, MN
  • Average rainfall days in April: 14.2 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (2.7 days).

Average snowfall in April
Mankato, MN

Average snowfall in April - Mankato, MN
  • Average snowfall in April: 2.28"

The month with the highest snowfall is December (4.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Mankato, MN

Average snowfall days in April - Mankato, MN
  • Average snowfall days in April: 3.9 days

The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in April
Mankato, MN

Average sunshine days in April - Mankato, MN
  • Average sunshine days in April: 12.6 days

The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in April
Mankato, MN

Average UV index in April - Mankato, MN
  • Average UV index in April: 4

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 April
Mankato, MN

Average cloud cover in April - Mankato, MN
  • Average cloud cover in April: 48

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in April
Mankato, MN

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

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

Mankato, Minnesota, USA

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