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
With the onset of December, Porter experiences a distinct temperature drop, with the average high-temperature reducing from November's wintry 41.4°F (5.2°C) to a freezing cold 25.3°F (-3.7°C). Throughout December, the nighttime temperature averages to a still subzero cold 14°F (-10°C).Humidity
In Porter, the average relative humidity in December is 85%.Rainfall
In Porter, in December, it is raining for 3 days, with typically 0.67" (17mm) of accumulated precipitation. In Porter, during the entire year, the rain falls for 101.9 days and collects up to 14.61" (371mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Porter, during December, snow falls for 10.9 days and regularly aggregates up to 3.15" (80mm) of snow. In Porter, during the entire year, snow falls for 49.9 days and aggregates up to 14.02" (356mm) of snow.Daylight
With an average of 8h and 54min of daylight, December has the shortest days of the year in Porter.On the first day of the month, sunrise is at 7:42 am and sunset at 4:45 pm. On the last day of December, sunrise is at 8:01 am and sunset at 4:54 pm CST.
Sunshine
The average sunshine in December is 4.3h.UV index
The average daily maximum UV index in December in Porter is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Porter in December?
What is the average humidity in December in Porter?
How much does it rain in Porter in December?
How many days does it snow in December in Porter?
What is the month with the shortest days in Porter?
How many hours of daylight does Porter have in December?
When are sunrise and sunset in December in Porter?
How long on average sun shines in December in Porter?
What is the UV index reading in December in Porter?
Average temperature in December
Porter, MN
- Average high temperature in December: 25.3°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (20.5°F).
- Average low temperature in December: 14°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in December
Porter, MN
- Average pressure in December: 30.12"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in December
Porter, MN
- Average wind speed in December: 10.5mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in December
Porter, MN
- Average humidity in December: 85%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (67%).
Average rainfall in December
Porter, MN
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in December
Porter, MN
- Average rainfall days in December: 3 days
The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is January (1.7 days).
Average snowfall in December
Porter, MN
- Average snowfall in December: 3.15"
The month with the highest snowfall is February (3.27").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Porter, MN
- Average snowfall days in December: 10.9 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Porter, MN
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Porter, MN
- Average sunshine days in December: 19.8 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in December
Porter, MN
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in December
Porter, MN
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Porter, MN
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Porter, Minnesota, USA
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