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 transition into December involves a decrease in the average high-temperature, falling from a cold 42.1°F (5.6°C) in November to a subzero cold 31.1°F (-0.5°C). In Saint Nazianz, nights during December observe an average temperature decrease to a still freezing cold 23.2°F (-4.9°C).Humidity
The average relative humidity in December is 83%.Rainfall
In December, the rain falls for 5.7 days. Throughout December, 1.5" (38mm) of precipitation is accumulated. In Saint Nazianz, during the entire year, the rain falls for 137.7 days and collects up to 27.64" (702mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Saint Nazianz. In Saint Nazianz, during December, snow falls for 9.7 days and regularly aggregates up to 2.64" (67mm) of snow. In Saint Nazianz, during the entire year, snow falls for 45.7 days and aggregates up to 13.43" (341mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 7:07 am and sunset at 4:14 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:23 pm CST.
Sunshine
In December, the average sunshine in Saint Nazianz is 3.7h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Saint Nazianz. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum high UV index of 1 in December translates into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. When the Sun is at its strongest around midday, find shade and limit exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. 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?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in Saint Nazianz in December?
What is the month with the shortest days?
How many hours of daylight does Saint Nazianz have in December?
What time are sunrise and sunset in December in Saint Nazianz?
How long on average sun shines in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Saint Nazianz, WI
- Average high temperature in December: 31.1°F
The warmest months (with the highest average high temperature) are July and August (74.5°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in December: 23.2°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in December
Saint Nazianz, WI
- Average pressure in December: 30.07"Hg
The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Saint Nazianz, WI
- Average wind speed in December: 12.2mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in December
Saint Nazianz, WI
- Average humidity in December: 83%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is November (77%).
Average rainfall in December
Saint Nazianz, WI
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is May (3.5").
The driest months (with the least rainfall) are January and February (1.14").
Average rainfall days in December
Saint Nazianz, WI
- Average rainfall days in December: 5.7 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (3.6 days).
Average snowfall in December
Saint Nazianz, WI
- Average snowfall in December: 2.64"
The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Saint Nazianz, WI
- Average snowfall days in December: 9.7 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Saint Nazianz, WI
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 3h and 36min).
Average sunshine days in December
Saint Nazianz, WI
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is December (17.1 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Saint Nazianz, 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 and December (UV index 1).
Average cloud cover in December
Saint Nazianz, WI
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Saint Nazianz, WI
- 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).
Saint Nazianz, Wisconsin, USA
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