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
Rockton's weather changes with the onset of December, slightly falling from a cold 41.4°F (5.2°C) in November to a freezing cold 27.5°F (-2.5°C). An average nighttime temperature of 17.1°F (-8.3°C) is noted in Rockton, Wisconsin, during the month of December.Humidity
In December, the average relative humidity in Rockton is 87%.Rainfall
In Rockton, during December, the rain falls for 5.3 days and regularly aggregates up to 1.57" (40mm) of precipitation. In Rockton, Wisconsin, during the entire year, the rain falls for 136.1 days and collects up to 28.7" (729mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Rockton, Wisconsin, during December, snow falls for 12.1 days and regularly aggregates up to 4.96" (126mm) of snow. Throughout the year, in Rockton, there are 60.1 snowfall days, and 25.24" (641mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 0min of daylight.On the first day of December in Rockton, sunrise is at 7:16 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 4:35 pm CST.
Sunshine
In December, the average sunshine in Rockton is 3.5h.UV index
The months with the lowest UV index in Rockton are January, February, November 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 ordinary person.Note: The maximum daily UV index of 1 during December translates into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
How cold is it in Rockton in December?
What is the average humidity in December in Rockton?
How many days does it rain in December in Rockton?
How many days does it snow in December in Rockton?
What is the month with the shortest days in Rockton?
What is the average length of the day in December in Rockton?
What time are sunrise and sunset in December in Rockton?
How long on average sun shines in December in Rockton?
When is the lowest UV index in Rockton?
What is the UV index reading in December in Rockton?
Average temperature in December
Rockton, WI
- Average high temperature in December: 27.5°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (21.6°F).
- Average low temperature in December: 17.1°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (9°F).
Average pressure in December
Rockton, WI
- Average pressure in December: 30.1"Hg
The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Rockton, WI
- Average wind speed in December: 8.7mph
The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in December
Rockton, WI
- Average humidity in December: 87%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and October (78%).
Average rainfall in December
Rockton, WI
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is June (4.88").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in December
Rockton, WI
- Average rainfall days in December: 5.3 days
The month with the highest number of rainy days is June (18.5 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in December
Rockton, WI
- Average snowfall in December: 4.96"
The month with the highest snowfall is February (6.22").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Rockton, WI
- Average snowfall days in December: 12.1 days
The months with the highest number of snowfall days are January and February (13.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rockton, 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 3min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in December
Rockton, WI
- Average sunshine days in December: 16 days
The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in December
Rockton, WI
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Rockton, WI
- Average cloud cover in December: 64
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Rockton, WI
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, October and November (6mi).
The month with the lowest visibility is January (4mi).
Rockton, Wisconsin, USA
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