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 witnesses a clear temperature decrease, falling from a cold 41.4°F (5.2°C) in November to a freezing cold 25.3°F (-3.7°C). In Saint Leo, an average low-temperature of 14°F (-10°C) is recorded during December nights.Humidity
In December, the average relative humidity in Saint Leo is 85%.Rainfall
In December, the rain falls for 3 days. Throughout December, 0.67" (17mm) of precipitation is accumulated. Throughout the year, there are 101.9 rainfall days, and 14.61" (371mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 10.9 days. Throughout December, 3.15" (80mm) of snow is accumulated. In Saint Leo, during the entire year, snow falls for 49.9 days and aggregates up to 14.02" (356mm) of snow.Daylight
The month with the shortest days in Saint Leo is December, with an average of 8h and 54min of daylight.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 4:53 pm CST.
Sunshine
In Saint Leo, Minnesota, the average sunshine in December is 4.3h.UV index
The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Boost your sun resistance with garments that are densely woven yet spacious. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
How cold is December in Saint Leo?
What is the average humidity in December in Saint Leo?
How much does it rain in Saint Leo in December?
How many days does it snow in December in Saint Leo?
What is the month with the shortest days in Saint Leo?
What is the average length of the day in December in Saint Leo?
When is the sunrise / sunset in December in Saint Leo?
How long on average sun shines in December in Saint Leo?
What is the UV index reading in December in Saint Leo?
Average temperature in December
Saint Leo, 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
Saint Leo, 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
Saint Leo, 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
Saint Leo, 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
Saint Leo, 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
Saint Leo, 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
Saint Leo, 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
Saint Leo, 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
Saint Leo, 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
Saint Leo, 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
Saint Leo, 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
Saint Leo, 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
Saint Leo, 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).
Saint Leo, Minnesota, USA
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