December weather forecast
Winthrop, MN

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Weather in December

The first month of the winter, December, is still a freezing cold month in Winthrop, Minnesota, with an average temperature ranging between max 25.5°F (-3.6°C) and min 14.4°F (-9.8°C).

Temperature

As November gives way to December, the average high-temperature displays a considerable decrease, falling from a wintry 41.4°F (5.2°C) to a freezing cold 25.5°F (-3.6°C). An average low-temperature of 14.4°F (-9.8°C) is anticipated throughout the nights during December.

Humidity

The average relative humidity in December is 87%.

Rainfall

In December, the rain falls for 3.8 days. Throughout December, 1.14" (29mm) of precipitation is accumulated. Throughout the year, in Winthrop, there are 119.3 rainfall days, and 22.4" (569mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Winthrop, Minnesota, during December, snow falls for 10.4 days and regularly aggregates up to 4.02" (102mm) of snow. Throughout the year, there are 49.5 snowfall days, and 20.31" (516mm) of snow is accumulated.

Daylight

With an average of 8h and 54min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:34 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 4:47 pm CST.

Sunshine

The average sunshine in December is 3.8h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In December, a daily maximum UV index of 1 leads to the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

The average high-temperature and low-temperature during December are 25.5°F (-3.6°C) and 14.4°F (-9.8°C) respectively.

What is the average humidity in December?

In December, the average relative humidity is 87%.

How many days does it rain in December?

In December, the rain falls for 3.8 days. Throughout December, 1.14" (29mm) of precipitation is accumulated.

How much does it snow in December?

In December, it is snowing for 10.4 days. Throughout December, 4.02" (102mm) of snow is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 8h and 54min of daylight.

How many hours of daylight does Winthrop have in December?

In Winthrop, the average day length in December is 8h and 53min.

When are sunrise and sunset in December in Winthrop?

In December, on the first day of the month, sunrise is at 7:34 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 4:47 pm CST.

How many hours of sunshine does Winthrop have in December?

In Winthrop, the average sunshine duration in December is 3.8h.

When is the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1.

How high is the UV index in December?

In Winthrop, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability 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 December
Winthrop, MN

Average temperature in December - Winthrop, MN
  • Average high temperature in December: 25.5°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 (20.1°F).

  • Average low temperature in December: 14.4°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (7°F).

Average pressure in December
Winthrop, MN

Average pressure in December - Winthrop, MN
  • Average pressure in December: 30.11"Hg

The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in December
Winthrop, MN

Average wind speed in December - Winthrop, MN
  • Average wind speed in December: 8.7mph

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 December
Winthrop, MN

Average humidity in December - Winthrop, MN
  • Average humidity in December: 87%

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

Average rainfall in December
Winthrop, MN

Average rainfall in December - Winthrop, MN
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is June (3.62").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in December
Winthrop, MN

Average rainfall days in December - Winthrop, MN
  • Average rainfall days in December: 3.8 days

The month with the highest number of rainy days is June (17.1 days).
The month with the least rainy days is February (1.6 days).

Average snowfall in December
Winthrop, MN

Average snowfall in December - Winthrop, MN
  • Average snowfall in December: 4.02"

The month with the highest snowfall is February (4.8").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Winthrop, MN

Average snowfall days in December - Winthrop, MN
  • Average snowfall days in December: 10.4 days

The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Winthrop, MN

Average daylight in December / Average sunshine in December - Winthrop, MN
  • Average daylight in December: 8h and 5min

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 December: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in December
Winthrop, MN

Average sunshine days in December - Winthrop, MN
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in December
Winthrop, MN

Average UV index in December - Winthrop, MN
  • Average UV index in December: 1

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 December
Winthrop, MN

Average cloud cover in December - Winthrop, MN
  • Average cloud cover in December: 61

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility in December
Winthrop, MN

Average visibility in December - Winthrop, MN
  • Average visibility in December: 5mi

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).

Winthrop, Minnesota, USA

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