December weather forecast
Dolan, IN

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Weather in December

The first month of the winter, December, is also a wintry month in Dolan, Indiana, with temperature in the range of an average low of 28.9°F (-1.7°C) and an average high of 40.3°F (4.6°C).

Temperature

Dolan in December undergoes a mild reduction in the average high-temperature, shifting from November's cool 50.9°F (10.5°C) to an icy 40.3°F (4.6°C). Throughout December, the nighttime temperature averages to a freezing cold 28.9°F (-1.7°C).

Humidity

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

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 Dolan, in December, during 5.9 snowfall days, 1.22" (31mm) of snow is typically accumulated. Throughout the year, in Dolan, there are 26.8 snowfall days, and 6.69" (170mm) of snow is accumulated.

Daylight

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

Sunshine

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

UV index

The months with the lowest UV index are January, February, October and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 2 in December converts 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. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

How cold is it in Dolan in December?

The high-temperature in Dolan, Indiana, during December is 40.3°F (4.6°C) and the low-temperature is 28.9°F (-1.7°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is appraised at 89.6°F (32°C).

What are the most humid months in Dolan?

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

What is the average humidity in December in Dolan?

In December, the average relative humidity in Dolan, Indiana, is 82%.

How much does it rain in Dolan in December?

In Dolan, Indiana, in December, it is raining for 9.1 days, with typically 1.77" (45mm) of accumulated precipitation.

How many days does it snow in December in Dolan?

In Dolan, Indiana, in December, snow falls for 5.9 days, with typically accumulated 1.22" (31mm) of snow.

What is the month with the shortest days in Dolan?

With an average of 9h and 30min of daylight, December has the shortest days of the year in Dolan.

What is the average length of the day in December in Dolan?

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

What time are sunrise and sunset in December in Dolan?

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 in Dolan?

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

How long on average sun shines in December in Dolan?

In December, the average sunshine duration in Dolan, Indiana, is 4.3h.

What is the month with the lowest UV index in Dolan?

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 reading in December in Dolan?

In Dolan, Indiana, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from 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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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Dolan, Indiana, USA

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