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
The average high-temperature decreases in December, shifting from a frosty 46°F (7.8°C) in November to a cold 35.2°F (1.8°C). December's average low-temperature reading settles at a freezing cold 25.9°F (-3.4°C).Humidity
The average relative humidity in December is 84%.Rainfall
The months with the least rainfall are February and December Rain falls for 9.6 days and accumulates 1.77" (45mm) of rain.Snowfall
January through May, October through December are months with snowfall. In Dunlap, in December, during 12.9 snowfall days, 3.07" (78mm) of snow is typically accumulated. In Dunlap, during the entire year, snow falls for 56.4 days and aggregates up to 17.99" (457mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:51 am and sunset at 5:14 pm. On the last day of December, sunrise is at 8:10 am and sunset at 5:23 pm EST.
Sunshine
In December, the average sunshine is 3.4h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: During December, 1 as the daily maximum UV index converts into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
What is the driest month?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Dunlap, IN
- Average high temperature in December: 35.2°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in December: 25.9°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in December
Dunlap, IN
- Average pressure in December: 30.09"Hg
The months with the highest atmospheric pressure are January and November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Dunlap, IN
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Dunlap, IN
- Average humidity in December: 84%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (76%).
Average rainfall in December
Dunlap, IN
- Average rainfall in December: 1.77"
The wettest month (with the highest rainfall) is May (3.9").
The driest months (with the least rainfall) are February and December (1.77").
Average rainfall days in December
Dunlap, IN
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in December
Dunlap, IN
- Average snowfall in December: 3.07"
The month with the highest snowfall is January (5.47").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Dunlap, IN
- Average snowfall days in December: 12.9 days
The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Dunlap, 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: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in December
Dunlap, IN
- Average sunshine days in December: 11.1 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is January (8.6 days).
Average UV index in December
Dunlap, IN
- Average UV index in December: 1
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Dunlap, IN
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Dunlap, IN
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Dunlap, Indiana, USA
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