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
December's arrival comes with a decrease in the average high-temperature, moving from a wintry 37.9°F (3.3°C) in November to a freezing cold 27.1°F (-2.7°C). Rumely's nocturnal average in December closely mirrors its daytime temperatures, settling at 19.2°F (-7.1°C).Humidity
In Rumely, the average relative humidity in December is 86%.Rainfall
In Rumely, in December, it is raining for 8.1 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, there are 133.2 rainfall days, and 23.19" (589mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 21.8 days and typically aggregates up to 9.09" (231mm) of snow.Daylight
With an average of 8h and 42min of daylight, December has the shortest days of the year in Rumely, Michigan.On the first day of December, sunrise is at 8:11 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 8:31 am and sunset at 5:11 pm EST.
Sunshine
The average sunshine in December is 2.6h.UV index
In Rumely, Michigan, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.Note: The UV index of 2 in December translates into these instructions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
How cold is it in Rumely in December?
What is the average humidity in December in Rumely?
How much does it rain in Rumely in December?
What is the snowiest month in Rumely?
How many days does it snow in December in Rumely?
What is the month with the shortest days in Rumely?
How many hours of daylight does Rumely have in December?
When is the sunrise / sunset in December in Rumely?
How many hours of sunshine does Rumely have in December?
How high is the UV index in December in Rumely?
Average temperature in December
Rumely, MI
- Average high temperature in December: 27.1°F
The warmest month (with the highest average high temperature) is July (73.8°F).
The month with the lowest average high temperature is January (21.6°F).
- Average low temperature in December: 19.2°F
The month with the highest average low temperature is August (56.1°F).
The coldest months (with the lowest average low temperature) are January and February (12.9°F).
Average pressure in December
Rumely, MI
- Average pressure in December: 30.03"Hg
The month with the highest atmospheric pressure is March (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Rumely, MI
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are June, July and August (7.3mph).
Average humidity in December
Rumely, MI
- Average humidity in December: 86%
The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is May (73%).
Average rainfall in December
Rumely, MI
- Average rainfall in December: 1.65"
The wettest month (with the highest rainfall) is April (2.6").
The driest month (with the least rainfall) is January (1.3").
Average rainfall days in December
Rumely, MI
- Average rainfall days in December: 8.1 days
The month with the highest number of rainy days is August (15.7 days).
The month with the least rainy days is January (3.8 days).
Average snowfall in December
Rumely, MI
- Average snowfall in December: 9.09"
The month with the highest snowfall is December (9.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Rumely, MI
- Average snowfall days in December: 21.8 days
The month with the highest number of snowfall days is January (24 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rumely, 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: 2h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).
Average sunshine days in December
Rumely, MI
- Average sunshine days in December: 6.9 days
The month with the most sunshine days is September (13.9 days).
The month with the least sunshine days is January (5.9 days).
Average UV index in December
Rumely, MI
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in December
Rumely, MI
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Rumely, MI
- Average visibility in December: 5mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, November and December (5mi).
Rumely, Michigan, USA
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