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
Witnessing a clear drop in December, the average high-temperature declines from November's icy 37.9°F (3.3°C) to a freezing cold 23.5°F (-4.7°C). An average low-temperature of 13.3°F (-10.4°C) marks the nights in Ronneby throughout December.Humidity
In December, the average relative humidity in Ronneby is 87%.Rainfall
In Ronneby, during December, the rain falls for 4.4 days and regularly aggregates up to 1.1" (28mm) of precipitation. In Ronneby, during the entire year, the rain falls for 120.8 days and collects up to 20.2" (513mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. The month with the most snowfall is December, when snow falls for 16.5 days and typically aggregates up to 5.47" (139mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 48min of daylight.On the first day of the month, sunrise is at 7:36 am and sunset at 4:32 pm. On the last day of December, in Ronneby, Minnesota, sunrise is at 7:56 am and sunset at 4:41 pm CST.
Sunshine
The average sunshine in December in Ronneby is 3.3h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average UV index of 1 in December transforms into this advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Ronneby in December?
What is the average humidity in December in Ronneby?
How many days does it rain in December in Ronneby?
What is the snowiest month in Ronneby?
How much does it snow in Ronneby in December?
What is the month with the shortest days in Ronneby?
What is the average length of the day in December in Ronneby?
When are sunrise and sunset in December in Ronneby?
How long on average sun shines in December in Ronneby?
What is the month with the lowest UV index in Ronneby?
What is the UV index reading in December in Ronneby?
Average temperature in December
Ronneby, MN
- Average high temperature in December: 23.5°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (18.3°F).
- Average low temperature in December: 13.3°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (5.5°F).
Average pressure in December
Ronneby, MN
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Ronneby, MN
- Average wind speed in December: 8.1mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in December
Ronneby, MN
- Average humidity in December: 87%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and May (71%).
Average rainfall in December
Ronneby, MN
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is June (3.31").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in December
Ronneby, MN
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is June (15.3 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in December
Ronneby, MN
- Average snowfall in December: 5.47"
The month with the highest snowfall is December (5.47").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ronneby, MN
- Average snowfall days in December: 16.5 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ronneby, MN
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Ronneby, MN
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in December
Ronneby, MN
- Average UV index in December: 1
The month with the highest UV index is 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
Ronneby, MN
- Average cloud cover in December: 66
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Ronneby, MN
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Ronneby, Minnesota, USA
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