December weather forecast
Stewartville, MN

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Weather in December

December ushers in the lowest temperatures of the year, establishing the winter season in Stewartville. Snowfall increases slightly to 1.81" (46mm), contributing to the city's white Christmas ambiance. The reduced daylight hours and increased cloud cover strengthen the winter feel. Attention shifts towards indoor activities as outdoor conditions become less favorable. Despite the plunging temperatures, Stewartville sparkles under a coat of snow, making December a visually appealing, if challenging, month.

Temperature

December in Stewartville is marked by a significant decrease, with the average high-temperature retreating from a wintry 41°F (5°C) in November to a subzero cold 26.2°F (-3.2°C). Throughout the December nights, Stewartville encounters a low-temperature of 15.8°F (-9°C).

Humidity

In December, the average relative humidity is 88%.

Rainfall

In Stewartville, in December, during 3.6 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. In Stewartville, during the entire year, the rain falls for 109.7 days and collects up to 16.57" (421mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Stewartville, during December, snow falls for 12 days and regularly aggregates up to 1.81" (46mm) of snow. Throughout the year, there are 55.2 snowfall days, and 14.09" (358mm) of snow is accumulated.

Daylight

With an average of 9h and 0min of daylight, December has the shortest days of the year in Stewartville.
On the first day of December, sunrise is at 7:24 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 4:42 pm CST.

Sunshine

The average sunshine in December is 3.7h.

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 low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

In December, the average high-temperature and low-temperature are 26.2°F (-3.2°C) and 15.8°F (-9°C) respectively.

What is the average humidity in December in Stewartville?

In Stewartville, Minnesota, the average relative humidity in December is 88%.

How much does it rain in December?

In Stewartville, in December, during 3.6 rainfall days, 0.71" (18mm) of precipitation is typically accumulated.

How much does it snow in December?

In Stewartville, in December, during 12 snowfall days, 1.81" (46mm) of snow is typically accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 0min of daylight.

How many hours of daylight does Stewartville have in December?

In Stewartville, Minnesota, the average day length in December is 8h and 58min.

When is the sunrise / sunset in December?

On the first day of December in Stewartville, sunrise is at 7:24 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 4:42 pm CST.

How long on average sun shines in December?

In Stewartville, the average sunshine duration in December is 3.7h.

When is the lowest UV index?

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

How high is the UV index in December?

In Stewartville, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's 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
Stewartville, MN

Average temperature in December - Stewartville, MN
  • Average high temperature in December: 26.2°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in December: 15.8°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (7.7°F).

Average pressure in December
Stewartville, MN

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

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

Average wind speed in December
Stewartville, MN

Average wind speed in December - Stewartville, MN
  • Average wind speed in December: 10.1mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).

Average humidity in December
Stewartville, MN

Average humidity in December - Stewartville, MN
  • Average humidity in December: 88%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is October (74%).

Average rainfall in December
Stewartville, MN

Average rainfall in December - Stewartville, MN
  • Average rainfall in December: 0.71"

The wettest month (with the highest rainfall) is June (3.11").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in December
Stewartville, MN

Average rainfall days in December - Stewartville, MN
  • Average rainfall days in December: 3.6 days

The month with the highest number of rainy days is June (15.3 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in December
Stewartville, MN

Average snowfall in December - Stewartville, MN
  • Average snowfall in December: 1.81"

The month with the highest snowfall is February (4.09").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Stewartville, MN

Average snowfall days in December - Stewartville, MN
  • Average snowfall days in December: 12 days

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Stewartville, MN
  • Average daylight in December: 9h and 0min

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 December: 3h and 4min

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).

Average sunshine days in December
Stewartville, MN

Average sunshine days in December - Stewartville, MN
  • Average sunshine days in December: 17.4 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (11.2 days).

Average UV index in December
Stewartville, MN

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

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).

Average cloud cover in December
Stewartville, MN

Average cloud cover in December - Stewartville, MN
  • Average cloud cover in December: 63

The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in December
Stewartville, MN

Average visibility in December - Stewartville, 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).

Stewartville, Minnesota, USA

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