December weather forecast
Saint Paul, IN

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Weather in December

The first month of the winter, December, is still a cold month in Saint Paul, Indiana, with temperature in the range of an average low of 29.3°F (-1.5°C) and an average high of 40.1°F (4.5°C).

Temperature

December's arrival correlates with a reduction in the average high-temperature, down from a cool 50.4°F (10.2°C) in November to an icy 40.1°F (4.5°C). Saint Paul experiences an average nighttime temperature of 29.3°F (-1.5°C) in the month of December.

Humidity

The months with the highest humidity are July and December, with an average relative humidity of 82%.

Rainfall

In Saint Paul, during December, the rain falls for 11.8 days and regularly aggregates up to 2.8" (71mm) of precipitation. In Saint Paul, during the entire year, the rain falls for 169.5 days and collects up to 35.87" (911mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Saint Paul, in December, during 7.8 snowfall days, 2.13" (54mm) of snow is typically accumulated. Throughout the year, in Saint Paul, Indiana, there are 34.1 snowfall days, and 11.22" (285mm) of snow is accumulated.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:44 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:29 pm EST.

Sunshine

The average sunshine in December is 4.1h.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. It's recommended to limit sun exposure when its radiation is at its peak during midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold?

In December, the average high-temperature and low-temperature are 40.1°F (4.5°C) and 29.3°F (-1.5°C) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in August is estimated at 87.8°F (31°C).

What are the most humid months?

The months with the highest humidity are July and December, with an average relative humidity of 82%.

What is the average humidity in December?

In Saint Paul, the average relative humidity in December is 82%.

How much does it rain in December?

In Saint Paul, in December, it is raining for 11.8 days, with typically 2.8" (71mm) of accumulated precipitation.

How much does it snow in December?

In December, it is snowing for 7.8 days. Throughout December, 2.13" (54mm) of snow is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 26min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:44 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:29 pm EST.

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

In Saint Paul, the average sunshine duration in December is 4.1h.

When is the lowest UV index in Saint Paul?

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk 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
Saint Paul, IN

Average temperature in December - Saint Paul, IN
  • Average high temperature in December: 40.1°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (34.7°F).

  • Average low temperature in December: 29.3°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

Average pressure in December
Saint Paul, IN

Average pressure in December - Saint Paul, IN
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Saint Paul, IN

Average wind speed in December - Saint Paul, IN
  • Average wind speed in December: 8.8mph

The windiest months (with the highest average wind speed) are January and February (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in December
Saint Paul, IN

Average humidity in December - Saint Paul, IN
  • Average humidity in December: 82%

The months with the highest relative humidity are July and December (82%).
The month with the lowest relative humidity is October (74%).

Average rainfall in December
Saint Paul, IN

Average rainfall in December - Saint Paul, IN
  • Average rainfall in December: 2.8"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is September (2.17").

Average rainfall days in December
Saint Paul, IN

Average rainfall days in December - Saint Paul, IN
  • Average rainfall days in December: 11.8 days

The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is January (9.8 days).

Average snowfall in December
Saint Paul, IN

Average snowfall in December - Saint Paul, IN
  • Average snowfall in December: 2.13"

The month with the highest snowfall is February (2.91").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Saint Paul, IN

Average snowfall days in December - Saint Paul, IN
  • Average snowfall days in December: 7.8 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Saint Paul, IN
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 4h and 1min

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 54min).

Average sunshine days in December
Saint Paul, IN

Average sunshine days in December - Saint Paul, IN
  • Average sunshine days in December: 13.5 days

The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is May (9.3 days).

Average UV index in December
Saint Paul, IN

Average UV index in December - Saint Paul, IN
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in December
Saint Paul, IN

Average cloud cover in December - Saint Paul, IN
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in December
Saint Paul, IN

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

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

Saint Paul, Indiana, USA

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