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 minor decrease, with the average high-temperature reducing from a chilly 45.7°F (7.6°C) in November to an icy 35.4°F (1.9°C). December is characterized by a steady nighttime low-temperature of 29.3°F (-1.5°C).Humidity
In Pullman, the average relative humidity in December is 82%.Rainfall
In December, the rain falls for 9.5 days. Throughout December, 1.54" (39mm) of precipitation is accumulated. In Pullman, during the entire year, the rain falls for 155.5 days and collects up to 24.8" (630mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Pullman, during December, snow falls for 13.2 days and regularly aggregates up to 2.52" (64mm) of snow. Throughout the year, in Pullman, there are 60.2 snowfall days, and 14.45" (367mm) of snow is accumulated.Daylight
December has the shortest days of the year in Pullman, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:54 am and sunset at 5:12 pm. On the last day of December, sunrise is at 8:13 am and sunset at 5:21 pm EST.
Sunshine
In December, the average sunshine in Pullman is 3.2h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
How cold is December in Pullman?
What is the average humidity in December in Pullman?
How much does it rain in Pullman in December?
How many days does it snow in December in Pullman?
What is the month with the shortest days in Pullman?
How many hours of daylight does Pullman have in December?
What time are sunrise and sunset in December in Pullman?
How many hours of sunshine does Pullman have in December?
When is the lowest UV index in Pullman?
How high is the UV index in December in Pullman?
Average temperature in December
Pullman, MI
- Average high temperature in December: 35.4°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in December
Pullman, MI
- Average pressure in December: 30.08"Hg
The months with the highest atmospheric pressure are January, March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Pullman, MI
- Average wind speed in December: 12.2mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).
Average humidity in December
Pullman, MI
- Average humidity in December: 82%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in December
Pullman, MI
- Average rainfall in December: 1.54"
The wettest month (with the highest rainfall) is October (2.99").
The driest month (with the least rainfall) is February (1.38").
Average rainfall days in December
Pullman, MI
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is October (16.8 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in December
Pullman, MI
- Average snowfall in December: 2.52"
The month with the highest snowfall is January (3.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Pullman, MI
- Average snowfall days in December: 13.2 days
The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Pullman, MI
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in December
Pullman, MI
- Average sunshine days in December: 9.5 days
The months with the most sunshine days are March and July (12.8 days).
The month with the least sunshine days is January (6.3 days).
Average UV index in December
Pullman, MI
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Pullman, MI
- Average cloud cover in December: 68
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 26).
Average visibility in December
Pullman, MI
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Pullman, Michigan, USA
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