December weather forecast and climate
Saint Paul, MN

The Saint Paul
The Saint Paul's Cathedral church ground in Saint Paul, Minnesota

Weather in December

December, the first month of the winter, in Saint Paul, is still a freezing cold month, with average temperature fluctuating between 14.9°F (-9.5°C) and 25.3°F (-3.7°C).

Temperature

In December, the average high-temperature significantly decreases, from a cold 40.1°F (4.5°C) in November, to a freezing cold 25.3°F (-3.7°C). In Saint Paul, Minnesota, in December, the average low-temperature is 14.9°F (-9.5°C).

Humidity

In Saint Paul, the average relative humidity in December is 88%.

Rainfall

In Saint Paul, Minnesota, in December, during 3.7 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. Throughout the year, in Saint Paul, there are 116.5 rainfall days, and 21.81" (554mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 11.5 days. Throughout December, 4.65" (118mm) of snow is accumulated. Throughout the year, there are 57.2 snowfall days, and 23.15" (588mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8.8h of daylight.

Sunshine

In December, the average sunshine is 3.3h.

UV index

Months with the lowest UV index in Saint Paul are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from the exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 1 in December interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Saint Paul?

In December, in Saint Paul, the average high-temperature is 25.3°F (-3.7°C), and the average low-temperature is 14.9°F (-9.5°C).

What is the average humidity in December in Saint Paul?

In December, the average relative humidity in Saint Paul is 88%.

How many days does it rain in December in Saint Paul?

In Saint Paul, Minnesota, in December, during 3.7 rainfall days, 1.14" (29mm) of precipitation is typically accumulated.

How much does it snow in Saint Paul in December?

In Saint Paul, Minnesota, during December, snow falls for 11.5 days and regularly aggregates up to 4.65" (118mm) of snow.

What is the month with the shortest days in Saint Paul?

The month with the shortest days in Saint Paul, Minnesota, is December, with an average of 8.8h of daylight.

How many hours of daylight does Saint Paul have in December?

In Saint Paul, Minnesota, the average length of the day in December is 8.8h.

How long on average sun shines in December in Saint Paul?

In December, the average sunshine in Saint Paul is 3.3h.

What is the month with the lowest UV index in Saint Paul?

Months with the lowest UV index in Saint Paul, Minnesota, are January, February, November and December, with an average maximum UV index of 1.

What is the UV index reading in December in Saint Paul?

In December, the average daily maximum UV index in Saint Paul, Minnesota, is 1. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to the Sun's UV rays.

Average temperature in December
Saint Paul, MN

Average temperature in December - Saint Paul, MN
  • Average high temperature in December: 25.3°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (19.9°F).

  • Average low temperature in December: 14.9°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).

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Average pressure in December
Saint Paul, MN

Average pressure in December - Saint Paul, MN
  • Average pressure in December: 30.1"

Months with the highest atmospheric pressure are January and February (30.13").
The month with the lowest atmospheric pressure is June (29.88").

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Average wind speed in December
Saint Paul, MN

Average wind speed in December - Saint Paul, MN
  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in December
Saint Paul, MN

Average humidity in December - Saint Paul, MN
  • Average humidity in December: 88%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in December
Saint Paul, MN

Average rainfall in December - Saint Paul, MN
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is June (3.82").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in December
Saint Paul, MN

Average rainfall days in December - Saint Paul, MN
  • Average rainfall days in December: 3.7 days

The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is February (2 days).

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Average snowfall in December
Saint Paul, MN

Average snowfall in December - Saint Paul, MN
  • Average snowfall in December: 4.65"

The month with the highest snowfall is February (4.69").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Saint Paul, MN

Average snowfall days in December - Saint Paul, MN
  • Average snowfall days in December: 11.5 days

The month with the highest number of snowfall days is January (13.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Saint Paul, MN

Average daylight in December / Average sunshine in December - Saint Paul, MN
  • Average daylight in December: 8.8h

The month with the longest days is June (Average daylight: 15.6h).
The month with the shortest days is December (Average daylight: 8.8h).

  • Average sunshine in December: 3.3h

The month with the most sunshine is July (Average sunshine: 9.9h).
The month with the least sunshine is January (Average sunshine: 3h).

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Average sunshine days in December
Saint Paul, MN

Average sunshine days in December - Saint Paul, MN
  • Average sunshine days in December: 18.2 days

The month with the most sunshine days is December (18.2 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index in December
Saint Paul, MN

Average UV index in December - Saint Paul, MN
  • Average UV index in December: 1

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

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Average cloud cover in December
Saint Paul, MN

Average cloud cover in December - Saint Paul, MN
  • Average cloud cover in December: 66

The month with the most cloud cover is January (Cloud cover 69).
Months with the least cloud cover are July and August (Cloud cover 32).

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Average visibility in December
Saint Paul, MN

Average visibility in December - Saint Paul, MN
  • Average visibility in December: 5mi

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

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