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 onset of December brings a small change in high-temperatures, falling from an icy 39.2°F (4°C) in November to a subzero cold 25.9°F (-3.4°C). Throughout December, Galloway registers a consistent average low-temperature of 16.5°F (-8.6°C).Humidity
In December, the average relative humidity is 88%.Rainfall
In Galloway, in December, during 4.6 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. Throughout the year, there are 123.2 rainfall days, and 23.54" (598mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall in Galloway. Snow falls for 12.9 days and accumulates 5.2" (132mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 7:14 am and sunset at 4:17 pm. On the last day of December, in Galloway, sunrise is at 7:34 am and sunset at 4:26 pm CST.
Sunshine
In Galloway, the average sunshine in December is 3.1h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: A daily high UV index of 1 in December leads to these guidelines:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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?
How many days does it rain in December?
When does it snow the most?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Galloway have in December?
When 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
Galloway, WI
- Average high temperature in December: 25.9°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (20.5°F).
- Average low temperature in December: 16.5°F
The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (9°F).
Average pressure in December
Galloway, WI
- Average pressure in December: 30.09"Hg
The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Galloway, WI
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (7.2mph).
Average humidity in December
Galloway, WI
- Average humidity in December: 88%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Galloway, WI
- Average rainfall in December: 1.46"
The wettest month (with the highest rainfall) is June (3.23").
The driest month (with the least rainfall) is February (0.91").
Average rainfall days in December
Galloway, WI
- Average rainfall days in December: 4.6 days
The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is January (2.8 days).
Average snowfall in December
Galloway, WI
- Average snowfall in December: 5.2"
The month with the highest snowfall is December (5.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Galloway, WI
- Average snowfall days in December: 12.9 days
The month with the highest number of snowfall days is January (14.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Galloway, WI
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in December
Galloway, WI
- Average sunshine days in December: 15.2 days
The month with the most sunshine days is November (17 days).
The months with the least sunshine days are April, May and June (12.7 days).
Average UV index in December
Galloway, WI
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Galloway, WI
- Average cloud cover in December: 68
The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in December
Galloway, WI
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, July and December (5mi).
Galloway, Wisconsin, USA
Weather forecast for your location
2. Allow the app to use your location