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
The arrival of December brings a significant change in Tonka Bay's weather, with average high-temperatures dropping from November's icy 40.1°F (4.5°C) to a freezing cold 25.2°F (-3.8°C). Tonka Bay, during the month of December, experiences an average low-temperature of 15.3°F (-9.3°C).Humidity
The average relative humidity in December is 87%.Rainfall
In December, the rain falls for 2.7 days. Throughout December, 0.55" (14mm) of precipitation is accumulated. Throughout the year, there are 99.9 rainfall days, and 11.65" (296mm) of precipitation is accumulated.Snowfall
Months with snowfall in Tonka Bay are January through May, October through December. In Tonka Bay, in December, snow falls for 11.2 days, with typically accumulated 2.09" (53mm) of snow. In Tonka Bay, during the entire year, snow falls for 50.7 days and aggregates up to 10.67" (271mm) of snow.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:32 am and sunset at 4:34 pm. On the last day of December, sunrise is at 7:52 am and sunset at 4:43 pm CST.
Sunshine
In December, the average sunshine is 3.5h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: In December, the UV index of 1 transforms into the following advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Tonka Bay have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Tonka Bay have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Tonka Bay, MN
- Average high temperature in December: 25.2°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (20.1°F).
- Average low temperature in December: 15.3°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (7.5°F).
Average pressure in December
Tonka Bay, MN
- Average pressure in December: 30.11"Hg
The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Tonka Bay, MN
- Average wind speed in December: 8.1mph
The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in December
Tonka Bay, MN
- Average humidity in December: 87%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and May (71%).
Average rainfall in December
Tonka Bay, MN
- Average rainfall in December: 0.55"
The wettest month (with the highest rainfall) is June (1.97").
The driest month (with the least rainfall) is January (0.31").
Average rainfall days in December
Tonka Bay, MN
- Average rainfall days in December: 2.7 days
The month with the highest number of rainy days is June (15.2 days).
The month with the least rainy days is February (1.5 days).
Average snowfall in December
Tonka Bay, MN
- Average snowfall in December: 2.09"
The month with the highest snowfall is February (2.4").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Tonka Bay, MN
- Average snowfall days in December: 11.2 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Tonka Bay, 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 48min).
- Average sunshine in December: 3h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Tonka Bay, MN
- Average sunshine days in December: 20.9 days
The month with the most sunshine days is December (20.9 days).
The month with the least sunshine days is June (12.4 days).
Average UV index in December
Tonka Bay, MN
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Tonka Bay, MN
- Average cloud cover in December: 64
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Tonka Bay, MN
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Tonka Bay, Minnesota, USA
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