December weather forecast
Thornhope, IN

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Weather in December

December, the first month of the winter in Thornhope, is also an icy month, with an average temperature varying between 36.1°F (2.3°C) and 26.4°F (-3.1°C).

Temperature

Thornhope experiences a temperature shift at the start of December, with average high-temperatures adjusting from a chilly 47.3°F (8.5°C) in November to a cold 36.1°F (2.3°C). During December, the temperature tends to dip to an average of 26.4°F (-3.1°C) at night.

Humidity

The average relative humidity in December in Thornhope, Indiana, is 82%.

Rainfall

In Thornhope, during December, the rain falls for 8.5 days and regularly aggregates up to 1.14" (29mm) of precipitation. Throughout the year, there are 151.6 rainfall days, and 21.26" (540mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 9.3 days. Throughout December, 1.77" (45mm) of snow is accumulated. In Thornhope, during the entire year, snow falls for 45.1 days and aggregates up to 10.16" (258mm) of snow.

Daylight

The month with the shortest days in Thornhope is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:52 am and sunset at 5:18 pm. On the last day of December, sunrise is at 8:10 am and sunset at 5:28 pm EST.

Sunshine

The average sunshine in December is 3.9h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 1 in December translates into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

How cold is December in Thornhope?

In Thornhope, 36.1°F (2.3°C) is the average high-temperature and 26.4°F (-3.1°C) is the average low-temperature during December. In July, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 86°F (30°C).

What is the average humidity in December in Thornhope?

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

How many days does it rain in December in Thornhope?

In Thornhope, Indiana, in December, it is raining for 8.5 days, with typically 1.14" (29mm) of accumulated precipitation.

How much does it snow in Thornhope in December?

In Thornhope, Indiana, in December, during 9.3 snowfall days, 1.77" (45mm) of snow is typically accumulated.

What is the month with the shortest days in Thornhope?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

How many hours of daylight does Thornhope have in December?

The average day length in December in Thornhope, Indiana, is 9h and 17min.

What time are sunrise and sunset in December in Thornhope?

In December, on the first day of the month, sunrise is at 7:52 am and sunset at 5:18 pm. On the last day of the month, in Thornhope, Indiana, sunrise is at 8:10 am and sunset at 5:28 pm EST.

How many hours of sunshine does Thornhope have in December?

In December, the average sunshine duration in Thornhope, Indiana, is 3.9h.

What are the months with the lowest UV index in Thornhope?

The months with the lowest UV index in Thornhope, Indiana, are January and December, with an average maximum UV index of 1.

What is the UV index intensity in December in Thornhope?

In Thornhope, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Thornhope, IN

Average temperature in December - Thornhope, IN
  • Average high temperature in December: 36.1°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.4°F).

  • Average low temperature in December: 26.4°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in December
Thornhope, IN

Average pressure in December - Thornhope, IN
  • Average pressure in December: 30.1"Hg

The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Thornhope, IN

Average wind speed in December - Thornhope, IN
  • Average wind speed in December: 9.6mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in December
Thornhope, IN

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

The months with the highest relative humidity are July and August (84%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in December
Thornhope, IN

Average rainfall in December - Thornhope, IN
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is February (0.98").

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Average rainfall days in December
Thornhope, IN

Average rainfall days in December - Thornhope, IN
  • Average rainfall days in December: 8.5 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (6 days).

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Average snowfall in December
Thornhope, IN

Average snowfall in December - Thornhope, IN
  • Average snowfall in December: 1.77"

The month with the highest snowfall is January (2.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Thornhope, IN

Average snowfall days in December - Thornhope, IN
  • Average snowfall days in December: 9.3 days

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Thornhope, IN
  • Average daylight in December: 9h and 2min

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 18min).

  • Average sunshine in December: 3h and 5min

The months with the most sunshine are June and July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in December
Thornhope, IN

Average sunshine days in December - Thornhope, IN
  • Average sunshine days in December: 14.7 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is June (9.8 days).

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Average UV index in December
Thornhope, IN

Average UV index in December - Thornhope, 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).

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Average cloud cover in December
Thornhope, IN

Average cloud cover in December - Thornhope, IN
  • Average cloud cover in December: 60

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in December
Thornhope, IN

Average visibility in December - Thornhope, 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).

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Thornhope, Indiana, USA

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