Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
A subtle decrease in the average high-temperature marks December, falling from November's frosty 47.1°F (8.4°C) to a cold 36°F (2.2°C). Cedar Lake records an average low of 26.2°F (-3.2°C) throughout the nights in December.Humidity
In December, the average relative humidity is 81%.Rainfall
In December, the rain falls for 7.4 days. Throughout December, 1.02" (26mm) of precipitation is accumulated. In Cedar Lake, during the entire year, the rain falls for 143.5 days and collects up to 21.02" (534mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 9 days. Throughout December, 1.57" (40mm) of snow is accumulated. In Cedar Lake, during the entire year, snow falls for 43.3 days and aggregates up to 10.43" (265mm) of snow.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:56 am and sunset at 4:21 pm. On the last day of December, sunrise is at 7:15 am and sunset at 4:30 pm CST.
Sunshine
In Cedar Lake, the average sunshine in December is 4.1h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: An average UV index of 1 in December transforms into this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Cedar Lake?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Cedar Lake have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December in Cedar Lake?
Average temperature in December
Cedar Lake, IN
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in December: 26.2°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Cedar Lake, IN
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Cedar Lake, IN
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Cedar Lake, IN
- Average humidity in December: 81%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Cedar Lake, IN
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is May (2.83").
The driest months (with the least rainfall) are February and November (0.98").
Average rainfall days in December
Cedar Lake, IN
- Average rainfall days in December: 7.4 days
The month with the highest number of rainy days is July (17.6 days).
The months with the least rainy days are January and February (5.3 days).
Average snowfall in December
Cedar Lake, IN
- Average snowfall in December: 1.57"
The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Cedar Lake, IN
- Average snowfall days in December: 9 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Cedar Lake, IN
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 4h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Cedar Lake, IN
- Average sunshine days in December: 16.1 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (10.5 days).
Average UV index in December
Cedar Lake, IN
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Cedar Lake, IN
- 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 August (Cloud cover 32).
Average visibility in December
Cedar Lake, IN
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
Cedar Lake, Indiana, USA
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