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
A shift in the average high-temperature occurs in December, reducing from a wintry 38.5°F (3.6°C) in November to a freezing cold 26.8°F (-2.9°C). Vulcan consistently logs a low temperature averaging 18°F (-7.8°C) during December, a modest drop from daytime temperatures.Humidity
In Vulcan, the average relative humidity in December is 86%.Rainfall
In Vulcan, in December, it is raining for 8.6 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, in Vulcan, Michigan, there are 137.4 rainfall days, and 22.83" (580mm) of precipitation is accumulated.Snowfall
Months with snowfall in Vulcan are January through May, October through December. In Vulcan, in December, snow falls for 16.1 days, with typically accumulated 7.68" (195mm) of snow. In Vulcan, during the entire year, snow falls for 92.1 days and aggregates up to 41.26" (1048mm) of snow.Daylight
The month with the shortest days in Vulcan, Michigan, is December, with an average of 8h and 42min of daylight.On the first day of the month, sunrise is at 7:12 am and sunset at 4:08 pm. On the last day of December, sunrise is at 7:32 am and sunset at 4:17 pm CST.
Sunshine
In Vulcan, the average sunshine in December is 3.4h.UV index
The months with the lowest UV index in Vulcan are January through March, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In December, a regular UV index of 1 translates into these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Vulcan?
What is the average humidity in December in Vulcan?
How much does it rain in Vulcan in December?
How many days does it snow in December in Vulcan?
What is the month with the shortest days in Vulcan?
What is the average length of the day in December in Vulcan?
What time are sunrise and sunset in December in Vulcan?
How many hours of sunshine does Vulcan have in December?
What are the months with the lowest UV index in Vulcan?
What is the UV index intensity in December in Vulcan?
Average temperature in December
Vulcan, MI
- Average high temperature in December: 26.8°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (21°F).
- Average low temperature in December: 18°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).
Average pressure in December
Vulcan, MI
- 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
Vulcan, MI
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in December
Vulcan, MI
- Average humidity in December: 86%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (72%).
Average rainfall in December
Vulcan, MI
- Average rainfall in December: 1.65"
The wettest month (with the highest rainfall) is June (2.6").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in December
Vulcan, MI
- Average rainfall days in December: 8.6 days
The months with the highest number of rainy days are May, June and July (15.3 days).
The month with the least rainy days is February (5.7 days).
Average snowfall in December
Vulcan, MI
- Average snowfall in December: 7.68"
The month with the highest snowfall is February (9.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Vulcan, MI
- Average snowfall days in December: 16.1 days
The month with the highest number of snowfall days is January (20.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Vulcan, MI
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in December
Vulcan, MI
- Average sunshine days in December: 11.9 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in December
Vulcan, MI
- 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, March, November and December (UV index 1).
Average cloud cover in December
Vulcan, MI
- Average cloud cover in December: 64
The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in December
Vulcan, MI
- Average visibility in December: 5mi
The months with the highest visibility are May, June, October and November (6mi).
The month with the lowest visibility is February (4mi).
Vulcan, Michigan, USA
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