December weather forecast
Racine, WI

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Weather in December

December channels the full force of winter in Racine, Wisconsin, with temperatures dropping down to an average of 26.1°F (-3.3°C) on the coldest days. The season is marked by sparkling landscapes enveloped in snow, with snowfall of 0.47in generally occurring over 7.5 days. The shortened daylight hours and increased cloud coverage imbue a serene, frosty ambiance throughout the city. Despite the chill, residents of Racine bask in the captivating allure of the winter festivities. As the year draws to a close, winds of moderate speed blend with the chilly air, bringing fresher gusts as the city prepares for another year ahead.

Temperature

The commencement of December in Racine indicates a shift in the average high-temperature, receding from November's chilly 44.4°F (6.9°C) to a cold 34°F (1.1°C). Recording a slight drop from the daily maximum, Racine notes an average low temperature of 26.1°F (-3.3°C) in the month of December.

Humidity

In December, the average relative humidity is 80%.

Rainfall

December is the month with the least rainfall. Rain falls for 7.4 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Racine. In Racine, in December, during 7.5 snowfall days, 0.47" (12mm) of snow is typically accumulated. In Racine, during the entire year, snow falls for 39.5 days and aggregates up to 3.98" (101mm) of snow.

Daylight

With an average of 9h and 6min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:02 am and sunset at 4:18 pm. On the last day of December, in Racine, sunrise is at 7:21 am and sunset at 4:27 pm CST.

Sunshine

In December, the average sunshine is 4h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 1 translates into these guidelines:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

How cold is it in Racine in December?

December temperatures in Racine vary between a high-temperature of 34°F (1.1°C) and a low-temperature of 26.1°F (-3.3°C).

What is the average humidity in December in Racine?

The average relative humidity in December in Racine, Wisconsin, is 80%.

What is the driest month in Racine?

The month with the least rainfall in Racine, Wisconsin, is December, when the rain falls for 7.4 days and typically collects 0.43" (11mm) of precipitation.

How much does it rain in Racine in December?

In December, the rain falls for 7.4 days. Throughout December, 0.43" (11mm) of precipitation is accumulated.

How many days does it snow in December in Racine?

In Racine, Wisconsin, during December, snow falls for 7.5 days and regularly aggregates up to 0.47" (12mm) of snow.

What is the month with the shortest days in Racine?

The month with the shortest days in Racine, Wisconsin, is December, with an average of 9h and 6min of daylight.

How many hours of daylight does Racine have in December?

In December, the average day length in Racine is 9h and 6min.

What time are sunrise and sunset in December in Racine?

In December, on the first day of the month, sunrise is at 7:02 am and sunset at 4:18 pm. On the last day of the month, in Racine, Wisconsin, sunrise is at 7:21 am and sunset at 4:27 pm CST.

How many hours of sunshine does Racine have in December?

In Racine, Wisconsin, the average sunshine duration in December is 4h.

When is the lowest UV index in Racine?

With an average maximum UV index of 1, December is the month with the lowest UV index in Racine, Wisconsin.

What is the UV index intensity in December in Racine?

In Racine, Wisconsin, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJFMAMJJASONDecember
Nov
December
Jan
Average high temperature
44.4°F 6.9°C
34°F 1.1°C
27.7°F -2.4°C
Average low temperature
35.6°F 2°C
26.1°F -3.3°C
18.5°F -7.5°C
Average pressure
30.08" 764mmHg
30.08" 764mmHg
30.09" 764mmHg
Average wind speed
12.5mph 20.1km/h
12.2mph 19.6km/h
13mph 20.9km/h
Average max. wind speed
13.2mph 21.2km/h
13mph 20.9km/h
13.7mph 22km/h
Average wind speed gusts
19.2mph 30.9km/h
18mph 29km/h
18.9mph 30.4km/h
Average humidity
75%
80%
84%
Average rainfall
0.47" 12mm
0.43" 11mm
0.51" 13mm
Average rainfall days
7
7.4
5.8
Average snowfall
0.55" 14mm
0.47" 12mm
1.02" 26mm
Average snowfall days
3.9
7.5
11.8
Average daylight
9h 5min
9h 1min
9h 3min
Average sunshine
5h 1min
4h 0min
3h 4min
Average sunshine days
18.5
18.7
14.3
Average UV index
2
1
2
Average cloud cover
46%
59%
62%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in December
Racine, WI

Average temperature in December - Racine, WI
  • Average high temperature in December: 34°F

The warmest month (with the highest average high temperature) is July (75.4°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in December: 26.1°F

The month with the highest average low temperature is August (66°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in December
Racine, WI

Average pressure in December - Racine, WI
  • Average pressure in December: 30.08"Hg

The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in December
Racine, WI

Average wind speed in December - Racine, WI
  • Average wind speed in December: 12.2mph

The windiest month (with the highest average wind speed) is January (13mph).
The calmest month (with the lowest average wind speed) is July (8mph).

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Average humidity in December
Racine, WI

Average humidity in December - Racine, WI
  • Average humidity in December: 80%

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are October and November (75%).

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Average rainfall in December
Racine, WI

Average rainfall in December - Racine, WI
  • Average rainfall in December: 0.43"

The wettest month (with the highest rainfall) is May (1.34").
The driest month (with the least rainfall) is December (0.43").

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Average rainfall days in December
Racine, WI

Average rainfall days in December - Racine, WI
  • Average rainfall days in December: 7.4 days

The month with the highest number of rainy days is May (13.7 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in December
Racine, WI

Average snowfall in December - Racine, WI
  • Average snowfall in December: 0.47"

The month with the highest snowfall is January (1.02").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Racine, WI

Average snowfall days in December - Racine, WI
  • Average snowfall days in December: 7.5 days

The month with the highest number of snowfall days is January (11.8 days).
The 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
Racine, WI

Average daylight in December / Average sunshine in December - Racine, WI
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 4h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in December
Racine, WI

Average sunshine days in December - Racine, WI
  • Average sunshine days in December: 18.7 days

The month with the most sunshine days is December (18.7 days).
The month with the least sunshine days is July (13.5 days).

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Average UV index in December
Racine, WI

Average UV index in December - Racine, WI
  • Average UV index in December: 1

The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Racine, WI

Average cloud cover in December - Racine, WI
  • Average cloud cover in December: 59

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 25).

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Average visibility in December
Racine, WI

Average visibility in December - Racine, WI
  • Average visibility in December: 6mi

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

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Racine, Wisconsin, USA

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