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 sea temperature 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
Onset of December in Ephraim witnesses a reduction in the average high-temperature, falling from an icy 41.7°F in November to a subzero cold 31.1°F. Ephraim's nighttime temperature in December consistently rests at a still freezing cold 25.5°F.Humidity
In Ephraim, the average relative humidity in December is 81%.Rainfall
In Ephraim, Wisconsin, during December, the rain falls for 7.5 days and regularly aggregates up to 2.09" of precipitation. Throughout the year, in Ephraim, there are 141.7 rainfall days, and 26.93" of precipitation is accumulated.Snowfall
Months with snowfall in Ephraim, Wisconsin, are January through May, October through December. In December, it is snowing for 12.4 days. Throughout December, 2.99" of snow is accumulated. Throughout the year, in Ephraim, there are 62.3 snowfall days, and 15.83" of snow is accumulated.Ocean temperature
In Ephraim, in December, the average water temperature is 41°F.Note: Swimming in 41°F at temperatures under 50°F requires thermal swimsuits; otherwise, one can face cold shock and breathing difficulty. Even brief immersion at 55.4°F feels frosty.
Daylight
The month with the shortest days in Ephraim is December, with an average of 8h and 48min of daylight.On the first day of the month, sunrise is at 7:07 am and sunset at 4:08 pm. On the last day of December, sunrise is at 7:27 am and sunset at 4:15 pm CST.
Sunshine
In Ephraim, the average sunshine in December is 3.2h.UV index
The months with the lowest UV index in Ephraim are January, March and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: In December, an average UV index of 1 transforms into the following instructions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
How cold is December in Ephraim?
What is the average humidity in December in Ephraim?
How much does it rain in Ephraim in December?
How much does it snow in Ephraim in December?
What is the ocean temperature in December in Ephraim?
What is the month with the shortest days in Ephraim?
How many hours of daylight does Ephraim have in December?
What time are sunrise and sunset in December in Ephraim?
How many hours of sunshine does Ephraim have in December?
What are the months with the lowest UV index in Ephraim?
What is the UV index intensity in December in Ephraim?
Average temperature in December
Ephraim, WI
- Average high temperature in December: 31.1°F
The warmest month (with the highest average high temperature) is August (69.6°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in December: 25.5°F
The month with the highest average low temperature is August (63°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in December
Ephraim, WI
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Ephraim, WI
- Average wind speed in December: 15.5mph
The windiest month (with the highest average wind speed) is December (15.5mph).
The calmest months (with the lowest average wind speed) are June and July (9.6mph).
Average humidity in December
Ephraim, WI
- Average humidity in December: 81%
The months with the highest relative humidity are January and June (84%).
The month with the lowest relative humidity is November (76%).
Average rainfall in December
Ephraim, WI
- Average rainfall in December: 2.09"
The wettest month (with the highest rainfall) is October (3.07").
The driest months (with the least rainfall) are January and February (1.38").
Average rainfall days in December
Ephraim, WI
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is August (15.6 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Ephraim, WI
- Average snowfall in December: 2.99"
The month with the highest snowfall is February (4.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ephraim, WI
- Average snowfall days in December: 12.4 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in December
Ephraim, WI
- Average sea temperature in December: 41°F
The best month for swimming (with the highest average sea temperature) is August (64°F).
The coldest months (with the lowest average sea temperature) are March and April (36°F).
Average daylight in December /
Average sunshine in December
Ephraim, WI
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in December
Ephraim, WI
- Average sunshine days in December: 10.3 days
The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is January (8.3 days).
Average UV index in December
Ephraim, WI
- Average UV index in December: 1
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, March and December (UV index 1).
Average cloud cover in December
Ephraim, WI
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in December
Ephraim, WI
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Ephraim, Wisconsin, USA
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