December weather forecastNashua, MN
December
Weather in December
December, the first month of the winter in Nashua, is still a freezing cold month, with temperature in the range of an average low of 11.7°F (-11.3°C) and an average high of 21.9°F (-5.6°C).Temperature
In Nashua, the average high-temperature in December significantly decreases from a cold 37.6°F (3.1°C) in November to a freezing cold 21.9°F (-5.6°C). Nighttime temperatures in December average to an extreme cold 11.7°F (-11.3°C).Humidity
In Nashua, the average relative humidity in December is 88%.Rainfall
In December, the rain falls for 2.9 days. Throughout December, 1.02" (26mm) of precipitation is accumulated. In Nashua, Minnesota, during the entire year, the rain falls for 116.9 days and collects up to 21.54" (547mm) 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 15.7 days and typically aggregates up to 5.04" (128mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 42min of daylight.On the first day of the month, sunrise is at 7:47 am and sunset at 4:41 pm. On the last day of December, sunrise is at 8:07 am and sunset at 4:49 pm CST.
Sunshine
The average sunshine in December 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 reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In December, a regular UV index of 1 translates into these guidelines:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Nashua, MN
- Average high temperature in December: 21.9°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (16.3°F).
- Average low temperature in December: 11.7°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (3.7°F).
Average pressure in December
Nashua, MN
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in December
Nashua, MN
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).
Average humidity in December
Nashua, MN
- Average humidity in December: 88%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (66%).
Average rainfall in December
Nashua, MN
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in December
Nashua, MN
- Average rainfall days in December: 2.9 days
The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in December
Nashua, MN
- Average snowfall in December: 5.04"
The month with the highest snowfall is December (5.04").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Nashua, MN
- Average snowfall days in December: 15.7 days
The month with the highest number of snowfall days is December (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Nashua, MN
- Average daylight in December: 8h and 42min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 3h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Nashua, MN
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is September (17.1 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in December
Nashua, 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
Nashua, MN
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in December
Nashua, 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, February, March and December (5mi).





