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
As November transitions into December, Gaston sees a drop in the average high-temperature, transitioning from a frosty 48.4°F (9.1°C) to a cold 37.9°F (3.3°C). Gaston experiences an average temperature drop to a freezing cold 27.7°F (-2.4°C) during December nights.Humidity
In Gaston, the average relative humidity in December is 82%.Rainfall
In Gaston, in December, during 10.6 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. In Gaston, during the entire year, the rain falls for 162 days and collects up to 28.11" (714mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Gaston, Indiana, in December, during 9.2 snowfall days, 2.76" (70mm) of snow is typically accumulated. In Gaston, during the entire year, snow falls for 42.8 days and aggregates up to 12.64" (321mm) of snow.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:46 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 5:26 pm EST.
Sunshine
In Gaston, the average sunshine in December is 4h.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily high UV index of 2 in December leads to these guidelines:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days 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?
When is the sunrise / 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?
Average temperature in December
Gaston, IN
- Average high temperature in December: 37.9°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in December: 27.7°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in December
Gaston, 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).
Average wind speed in December
Gaston, IN
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Gaston, IN
- Average humidity in December: 82%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Gaston, IN
- Average rainfall in December: 2.01"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is February (1.57").
Average rainfall days in December
Gaston, IN
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Gaston, IN
- Average snowfall in December: 2.76"
The month with the highest snowfall is February (2.91").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Gaston, IN
- Average snowfall days in December: 9.2 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Gaston, 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 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Gaston, IN
- Average sunshine days in December: 13.3 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (9 days).
Average UV index in December
Gaston, 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, March, October, November and December (UV index 2).
Average cloud cover in December
Gaston, IN
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are June, July and August (Cloud cover 33).
Average visibility in December
Gaston, IN
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Gaston, Indiana, USA
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