December weather forecast
Dolan, IN

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Weather in December

The first month of the winter, December, is also an icy month in Dolan, Indiana, with an average temperature ranging between min 28.9°F (-1.7°C) and max 40.3°F (4.6°C).

Temperature

As November transitions into December, Dolan sees a drop in the average high-temperature, transitioning from a fresh 50.9°F (10.5°C) to an icy 40.3°F (4.6°C). In the month of December, an average of 28.9°F (-1.7°C) marks the low-temperature.

Humidity

The months with the highest humidity are May, July and December, with an average relative humidity of 82%.

Rainfall

In Dolan, in December, during 9.1 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. Throughout the year, there are 143.5 rainfall days, and 21.85" (555mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Dolan, in December, snow falls for 5.9 days, with typically accumulated 1.22" (31mm) of snow. In Dolan, during the entire year, snow falls for 26.8 days and aggregates up to 6.69" (170mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:47 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 8:05 am and sunset at 5:33 pm EST.

Sunshine

January and December, with an average of 4.3h of sunshine, are months with the least sunshine.

UV index

January, February, October and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold in Dolan during December?

The average high-temperature and low-temperature during December are 40.3°F (4.6°C) and 28.9°F (-1.7°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is appraised at 89.6°F (32°C).

What is the most humid month?

The months with the highest humidity are May, July and December, with an average relative humidity of 82%.

What is the average humidity in December?

The average relative humidity in December is 82%.

How much does it rain in December?

In Dolan, during December, the rain falls for 9.1 days and regularly aggregates up to 1.77" (45mm) of precipitation.

How much does it snow in December?

In Dolan, in December, during 5.9 snowfall days, 1.22" (31mm) of snow is typically accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 28min.

What time are sunrise and sunset in December?

On the first day of December in Dolan, Indiana, sunrise is at 7:47 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 8:05 am and sunset at 5:33 pm EST.

What is the month with the least sunshine?

The months with the least sunshine are January and December, with an average of 4.3h of sunshine.

How many hours of sunshine does Dolan have in December?

In December, the average sunshine duration is 4.3h.

When is the lowest UV index?

The months with the lowest UV index are January, February, October and December, with an average maximum UV index of 2.

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Dolan, IN

Average temperature in December - Dolan, IN
  • Average high temperature in December: 40.3°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in December: 28.9°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in December
Dolan, IN

Average pressure in December - Dolan, IN
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Dolan, IN

Average wind speed in December - Dolan, IN
  • Average wind speed in December: 8mph

The windiest months (with the highest average wind speed) are January and February (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in December
Dolan, IN

Average humidity in December - Dolan, IN
  • Average humidity in December: 82%

The months with the highest relative humidity are May, July and December (82%).
The month with the lowest relative humidity is October (75%).

Average rainfall in December
Dolan, IN

Average rainfall in December - Dolan, IN
  • Average rainfall in December: 1.77"

The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is September (1.26").

Average rainfall days in December
Dolan, IN

Average rainfall days in December - Dolan, IN
  • Average rainfall days in December: 9.1 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in December
Dolan, IN

Average snowfall in December - Dolan, IN
  • Average snowfall in December: 1.22"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Dolan, IN

Average snowfall days in December - Dolan, IN
  • Average snowfall days in December: 5.9 days

The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Dolan, IN

Average daylight in December / Average sunshine in December - Dolan, IN
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and December (Average sunshine: 4h and 18min).

Average sunshine days in December
Dolan, IN

Average sunshine days in December - Dolan, IN
  • Average sunshine days in December: 17.3 days

The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is May (9.6 days).

Average UV index in December
Dolan, IN

Average UV index in December - Dolan, IN
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, October and December (UV index 2).

Average cloud cover in December
Dolan, IN

Average cloud cover in December - Dolan, IN
  • Average cloud cover in December: 55

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in December
Dolan, IN

Average visibility in December - Dolan, IN
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).

Dolan, Indiana, USA

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