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 change in temperatures is noted as November gives way to December, with average highs reducing from a fresh 52°F (11.1°C) to a cold 41°F (5°C). In December, Hardin's temperature tends to fall to an average low of 28.9°F (-1.7°C) during the night.Humidity
In Hardin, the average relative humidity in December is 77%.Rainfall
In Hardin, in December, it is raining for 7 days, with typically 0.98" (25mm) of accumulated precipitation. In Hardin, during the entire year, the rain falls for 130.3 days and collects up to 17.87" (454mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Hardin, during December, snow falls for 3.9 days and regularly aggregates up to 0.98" (25mm) of snow. In Hardin, during the entire year, snow falls for 21 days and aggregates up to 4.25" (108mm) of snow.Daylight
December has the shortest days of the year in Hardin, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:03 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:49 pm CST.
Sunshine
In Hardin, Illinois, the average sunshine in December is 4.9h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the UV index of 2 transforms into the following advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Stay sun-safe with clothing that is both closely woven and worn loosely. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Hardin in December?
What is the average humidity in December in Hardin?
How much does it rain in Hardin in December?
How many days does it snow in December in Hardin?
What is the month with the shortest days in Hardin?
How many hours of daylight does Hardin have in December?
When are sunrise and sunset in December in Hardin?
How long on average sun shines in December in Hardin?
When is the lowest UV index in Hardin?
What is the UV index intensity in December in Hardin?
Average temperature in December
Hardin, IL
- Average high temperature in December: 41°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (35.8°F).
- Average low temperature in December: 28.9°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in December
Hardin, IL
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Hardin, IL
- Average wind speed in December: 8.8mph
The windiest months (with the highest average wind speed) are January and February (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Hardin, IL
- Average humidity in December: 77%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Hardin, IL
- Average rainfall in December: 0.98"
The wettest month (with the highest rainfall) is May (2.17").
The driest months (with the least rainfall) are January and February (0.83").
Average rainfall days in December
Hardin, IL
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is January (6.2 days).
Average snowfall in December
Hardin, IL
- Average snowfall in December: 0.98"
The month with the highest snowfall is February (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Hardin, IL
- Average snowfall days in December: 3.9 days
The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hardin, IL
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in December
Hardin, IL
- Average sunshine days in December: 20.9 days
The month with the most sunshine days is December (20.9 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in December
Hardin, IL
- 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, November and December (UV index 2).
Average cloud cover in December
Hardin, IL
- Average cloud cover in December: 48
The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Hardin, IL
- 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).
Hardin, Illinois, USA
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