December weather forecastDonaldson, IN
December
Weather in December
December, the first month of the winter in Donaldson, is still a cold month, with temperature in the range of an average low of 26.2°F (-3.2°C) and an average high of 35.8°F (2.1°C).Temperature
The arrival of December corresponds with a reduction in the average high-temperature, down from November's chilly 46.9°F (8.3°C) to an icy 35.8°F (2.1°C). An average low-temperature of 26.2°F (-3.2°C) marks the month of December.Humidity
In Donaldson, the average relative humidity in December is 83%.Rainfall
In Donaldson, during December, the rain falls for 8.8 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Donaldson, during the entire year, the rain falls for 150.8 days and collects up to 19.21" (488mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Donaldson, in December, snow falls for 11.4 days, with typically accumulated 1.97" (50mm) of snow. Throughout the year, there are 52.2 snowfall days, and 10.63" (270mm) of snow is accumulated.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:52 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 8:11 am and sunset at 5:26 pm EST.
Sunshine
In December, the average sunshine is 3.7h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 1 suggests this advice:
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. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Donaldson, IN
- Average high temperature in December: 35.8°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in December: 26.2°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Donaldson, IN
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Donaldson, IN
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in December
Donaldson, IN
- Average humidity in December: 83%
The months with the highest relative humidity are January, February and July (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Donaldson, IN
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is February (0.94").
Average rainfall days in December
Donaldson, IN
- Average rainfall days in December: 8.8 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in December
Donaldson, IN
- Average snowfall in December: 1.97"
The month with the highest snowfall is January (2.83").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Donaldson, IN
- Average snowfall days in December: 11.4 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Donaldson, IN
- Average daylight in December: 9h and 12min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 3h and 42min
The months with the most sunshine are June and July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Donaldson, IN
- Average sunshine days in December: 13.1 days
The months with the most sunshine days are October and November (15.3 days).
The month with the least sunshine days is May (10.3 days).
Average UV index in December
Donaldson, IN
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Donaldson, IN
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Donaldson, IN
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
