Indianapolis
Indiana, USA
Long-term weather forecast
Long-term weather forecast
Advertisement

December weather forecast and Climate
Indianapolis, IN

Advertisement
The magnificent Monument Circle in Indianapolis, Indiana with the surrounding cityscape, and a perfect blue night sky
The magnificent Monument Circle in Indianapolis, Indiana with the surrounding cityscape, and a perfect blue night sky
December begins the cold winter season in Indianapolis with the average temperatures plummeting to the 24.1°F (-4.4°C) to 39°F (3.9°C) range. Around 14 days in the month see low temperatures below 19.9°F (-6.7°C).
The first significant snowfall of the season occurs in December as the month registers around a moderate 7" (177.8mm). The precipitation of 3.1" (78.7mm) and daily sunshine for hardly 3.5 hours make the days wet, dark and chilly. Christmas period may see a blanket of snow in Indianapolis, but the city is never short of celebrations.
There are better times to visit Indianapolis than December.
Advertisement
  • The average high temperature in December: 38.9°F

The warmest month (with the highest average high temperature) is July (85°F).
The month with the lowest average high temperature is January (35.6°F).

  • The average low temperature in December: 24.4°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Advertisement
  • The average humidity in December: 78%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is April (65.6%).

  • The average rainfall in December: 3.2"

The wettest month (with the highest rainfall) is May (5.1").
The driest month (with the lowest rainfall) is February (2.3").

  • The average rainfall days in December: 12.5 days

The month with the highest number of rainy days is May (13.1 days).
The month with the lowest number of rainy days is September (8.1 days).

  • The average snowfall in December: 6.9"

The month with the highest snowfall is January (8.6").
Months with the lowest snowfall are May, June, July, August and September (0").

  • The average snowfall days in December: 6.3 days

The month with the highest number of snowfall days is January (7.5 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

  • The average daylight in December: 9h

Months with the longest days are June and July (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9h).

  • The average sunshine in December: 3.3h

The month with most sunshine is June (Average sunshine: 9.6h).
The month with least sunshine is December (Average sunshine: 3.3h).

  • The average UV index in December: 2

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January, November and December (UV index 2).

deutscheenglishespañolрусский中文
Advertisement