December weather forecast
Anderson, IN

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Weather in December

December marks the end of the year with the onset of winter. Snowfall returns to grace the city, averaging 2.17", setting a winter wonderland scene for Christmas. Streets of Anderson are often seen adorned with festive decorations, reflecting the cheerful spirit despite the cold. People rush to shop and prepare for the holiday season, adding vibrancy to the otherwise cold days. Although Anderson residents are ready to embrace the New Year, they certainly don't let the cold weather dampen their holiday celebrations.

Temperature

The commencement of December indicates a shift in the average high-temperature, receding from November's frosty 48.6°F to an icy 38.1°F. The average low-temperature during December nights is a freezing cold 27.5°F.

Humidity

The months with the highest humidity in Anderson are January and December, with an average relative humidity of 83%.

Rainfall

In Anderson, in December, during 8.3 rainfall days, 1.46" of precipitation is typically accumulated. Throughout the year, in Anderson, there are 142.1 rainfall days, and 20.91" of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. The months with the most snowfall are February and December, with an average 2.17" of accumulated snow.

Daylight

The month with the shortest days in Anderson, Indiana, is December, with an average of 9h and 24min of daylight.
On the first day of December in Anderson, sunrise is at 7:45 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 5:26 pm EST.

Sunshine

The average sunshine in December in Anderson is 4.1h.

UV index

The months with the lowest UV index in Anderson, Indiana, are January, February, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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FAQ

Is it cold in Anderson during December?

In December, in Anderson, the average high-temperature is 38.1°F, and the average low-temperature is 27.5°F. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in July is appraised at 87.8°F.

What are the most humid months in Anderson?

January and December, with an average relative humidity of 83%, are most humid months.

What is the average humidity in December in Anderson?

In Anderson, the average relative humidity in December is 83%.

How much does it rain in Anderson in December?

In December, the rain falls for 8.3 days. Throughout December, 1.46" of precipitation is accumulated.

When does it snow the most in Anderson?

The months with the most snowfall are February and December, with an average 2.17" of accumulated snow.

How much does it snow in Anderson in December?

In Anderson, in December, snow falls for 7.7 days, with typically accumulated 2.17" of snow.

What is the month with the shortest days in Anderson?

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

What is the average length of the day in December in Anderson?

In Anderson, the average day length in December is 9h and 23min.

When are sunrise and sunset in December in Anderson?

On the first day of December, sunrise is at 7:45 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 5:26 pm EST.

How long on average sun shines in December in Anderson?

The average sunshine duration in December in Anderson, Indiana, is 4.1h.

When is the lowest UV index in Anderson?

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

What is the UV index reading in December in Anderson?

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJFMAMJJASONDecember
Nov
December
Jan
Average high temperature
48.6°F
38.1°F
32.2°F
Average low temperature
35.4°F
27.5°F
20.5°F
Average pressure
30.12"Hg
30.11"Hg
30.13"Hg
Average wind speed
9.3mph
9.5mph
10.3mph
Average max. wind speed
10.1mph
10.1mph
11mph
Average wind speed gusts
15mph
15mph
16.2mph
Average humidity
76%
83%
83%
Average rainfall
1.14"
1.46"
1.26"
Average rainfall days
8.1
8.3
6.3
Average snowfall
0.91"
2.17"
1.85"
Average snowfall days
2.9
7.7
10.4
Average daylight
10h 0min
9h 2min
9h 4min
Average sunshine
5h 1min
4h 1min
3h 4min
Average sunshine days
18.5
15.9
15.7
Average UV index
2
2
2
Average cloud cover
44%
58%
62%
Average visibility
6mi
6mi
6mi

Average temperature in December
Anderson, IN

Average temperature in December - Anderson, IN
  • Average high temperature in December: 38.1°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (32.2°F).

  • Average low temperature in December: 27.5°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

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Average pressure in December
Anderson, IN

Average pressure in December - Anderson, IN
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Anderson, IN

Average wind speed in December - Anderson, IN
  • Average wind speed in December: 9.5mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

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Average humidity in December
Anderson, IN

Average humidity in December - Anderson, IN
  • Average humidity in December: 83%

The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Anderson, IN

Average rainfall in December - Anderson, IN
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is May (2.68").
The driest months (with the least rainfall) are February and November (1.14").

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Average rainfall days in December
Anderson, IN

Average rainfall days in December - Anderson, IN
  • Average rainfall days in December: 8.3 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (6.1 days).

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Average snowfall in December
Anderson, IN

Average snowfall in December - Anderson, IN
  • Average snowfall in December: 2.17"

The months with the highest snowfall are February and December (2.17").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Anderson, IN

Average snowfall days in December - Anderson, IN
  • Average snowfall days in December: 7.7 days

The month with the highest number of snowfall days is January (10.4 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
Anderson, IN

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

The month with the longest days is June (Average daylight: 15h and 0min).
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 June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in December
Anderson, IN

Average sunshine days in December - Anderson, IN
  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.7 days).

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Average UV index in December
Anderson, IN

Average UV index in December - Anderson, 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).

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Average cloud cover in December
Anderson, IN

Average cloud cover in December - Anderson, IN
  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are June, July and August (Cloud cover 32).

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Average visibility in December
Anderson, IN

Average visibility in December - Anderson, IN
  • Average visibility in December: 6mi

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

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