December weather forecast
Fairfield, OH

Weather in December

December, the first month of the winter in Fairfield, is still a cold month, with an average temperature varying between 40.8°F (4.9°C) and 29.5°F (-1.4°C).

Temperature

In Fairfield, the average high-temperature in December drops from a fresh 50.9°F (10.5°C) in November to a wintry 40.8°F (4.9°C). The average low-temperature, is 29.5°F (-1.4°C).

Humidity

The months with the highest humidity are January, February and December, with an average relative humidity of 81%.

Rainfall

In Fairfield, during December, the rain falls for 10.5 days and regularly aggregates up to 1.93" (49mm) of precipitation. In Fairfield, during the entire year, the rain falls for 147.8 days and collects up to 24.33" (618mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Fairfield, during 4.9 snowfall days, 1.22" (31mm) of snow is typically accumulated. Throughout the year, there are 25 snowfall days, and 6.57" (167mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 27min of daylight.
On the first day of the month, sunrise is at 7:39 am and sunset at 5:15 pm. On the last day of December, sunrise is at 7:57 am and sunset at 5:24 pm EST.

Sunshine

The average sunshine in December in Fairfield is 4.2h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index in Fairfield. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 1 in December transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Fairfield?

In December, in Fairfield, the average high-temperature is 40.8°F (4.9°C), and the average low-temperature is 29.5°F (-1.4°C). in August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 89.6°F (32°C).

What are the most humid months in Fairfield?

January, February and December, with an average relative humidity of 81%, are most humid months.

What is the average humidity in December in Fairfield?

In Fairfield, the average relative humidity in December is 81%.

How much does it rain in Fairfield in December?

In Fairfield, Ohio, in December, it is raining for 10.5 days, with typically 1.93" (49mm) of accumulated precipitation.

How much does it snow in Fairfield in December?

In Fairfield, Ohio, in December, during 4.9 snowfall days, 1.22" (31mm) of snow is typically accumulated.

What is the month with the shortest days in Fairfield?

With an average of 9h and 27min of daylight, December has the shortest days of the year in Fairfield.

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

In December, the average day length is 9h and 27min.

What time are sunrise and sunset in December in Fairfield?

On the first day of December in Fairfield, Ohio, sunrise is at 7:39 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:24 pm EST.

How long on average sun shines in December in Fairfield?

The average sunshine duration in December in Fairfield, Ohio, is 4.2h.

When is the lowest UV index in Fairfield?

The month with the lowest UV index in Fairfield, Ohio, is December, with an average maximum UV index of 1.

What is the UV index reading in December in Fairfield?

The average daily maximum UV index in December in Fairfield is 1. A UV Index value of 2, and less, symbolizes a low health risk 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
Fairfield, OH

Average temperature in December - Fairfield, OH
  • Average high temperature in December: 40.8°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: 29.5°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in December
Fairfield, OH

Average pressure in December - Fairfield, OH
  • Average pressure in December: 30.13"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Fairfield, OH

Average wind speed in December - Fairfield, OH
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in December
Fairfield, OH

Average humidity in December - Fairfield, OH
  • Average humidity in December: 81%

The months with the highest relative humidity are January, February and December (81%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Fairfield, OH

Average rainfall in December - Fairfield, OH
  • Average rainfall in December: 1.93"

The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days in December
Fairfield, OH

Average rainfall days in December - Fairfield, OH
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in December
Fairfield, OH

Average snowfall in December - Fairfield, OH
  • Average snowfall in December: 1.22"

The months with the highest snowfall are February and March (1.81").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Fairfield, OH

Average snowfall days in December - Fairfield, OH
  • Average snowfall days in December: 4.9 days

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Fairfield, OH

Average daylight in December / Average sunshine in December - Fairfield, OH
  • Average daylight in December: 9h and 27min

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 27min).

  • Average sunshine in December: 4h and 12min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in December
Fairfield, OH

Average sunshine days in December - Fairfield, OH
  • Average sunshine days in December: 16 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in December
Fairfield, OH

Average UV index in December - Fairfield, OH
  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Fairfield, OH

Average cloud cover in December - Fairfield, OH
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in December
Fairfield, OH

Average visibility in December - Fairfield, OH
  • Average visibility in December: 6mi

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

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