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 brings a decrease in the average high-temperature, falling from November's frosty 45.3°F (7.4°C) to a wintry 34.7°F (1.5°C). In Ruby, the nighttime temperature in December descends gently to an average of 26.2°F (-3.2°C).Humidity
In Ruby, the average relative humidity in December is 82%.Rainfall
In December, in Ruby, the rain falls for 8 days. Throughout December, 1.02" (26mm) of precipitation is accumulated. Throughout the year, there are 138 rainfall days, and 17.8" (452mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Ruby, Michigan, in December, snow falls for 11.3 days, with typically accumulated 1.54" (39mm) of snow. Throughout the year, there are 55.4 snowfall days, and 10.55" (268mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:42 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 5:05 pm EST.
Sunshine
In December, the average sunshine in Ruby, Michigan, is 3.3h.UV index
The months with the lowest UV index in Ruby are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index, 1 in December, converts into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
How cold is December in Ruby?
What is the average humidity in December in Ruby?
How many days does it rain in December in Ruby?
How many days does it snow in December in Ruby?
What is the month with the shortest days in Ruby?
How many hours of daylight does Ruby have in December?
What time are sunrise and sunset in December in Ruby?
How many hours of sunshine does Ruby have in December?
What are the months with the lowest UV index in Ruby?
What is the UV index reading in December in Ruby?
Average temperature in December
Ruby, MI
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in December: 26.2°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in December
Ruby, MI
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Ruby, MI
- Average wind speed in December: 10.4mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in December
Ruby, MI
- Average humidity in December: 82%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and May (76%).
Average rainfall in December
Ruby, MI
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is May (2.13").
The driest month (with the least rainfall) is February (0.87").
Average rainfall days in December
Ruby, MI
- Average rainfall days in December: 8 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Ruby, MI
- Average snowfall in December: 1.54"
The month with the highest snowfall is February (2.87").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ruby, MI
- Average snowfall days in December: 11.3 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ruby, MI
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Ruby, MI
- Average sunshine days in December: 13.8 days
The months with the most sunshine days are October and November (15 days).
The month with the least sunshine days is February (11.3 days).
Average UV index in December
Ruby, MI
- Average UV index in December: 1
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Ruby, MI
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in December
Ruby, MI
- 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).
Ruby, Michigan, USA
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