December weather forecast
Cincinnati, OH

A beautiful park in spring next to the John A Roebling suspension bridge in Cincinnati, Ohio
A beautiful park in spring next to the John A Roebling suspension bridge in Cincinnati, Ohio

Weather in December

The first month of the winter, December, is still a cold month in Cincinnati, Ohio, with an average temperature ranging between max 41.9°F (5.5°C) and min 30.6°F (-0.8°C).

Temperature

In December, the average high-temperature drops from a cool 51.3°F (10.7°C) in November to a wintry 41.9°F (5.5°C). In December, in Cincinnati, the average low-temperature is 30.6°F (-0.8°C).

Humidity

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

Rainfall

In Cincinnati, during 10.4 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, there are 150.9 rainfall days, and 27.64" (702mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Cincinnati, in December, during 4.5 snowfall days, 1.3" (33mm) of snow is typically accumulated. Throughout the year, in Cincinnati, there are 20.7 snowfall days, and 6.85" (174mm) of snow is accumulated.

Daylight

With an average of 9h and 29min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:38 am and sunset at 5:15 pm. On the last day of December, sunrise is at 7:57 am and sunset at 5:25 pm EST.

Sunshine

The average sunshine in December is 4.1h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Cincinnati. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the temperature in December in Cincinnati?

The average high-temperature, in December, in Cincinnati, is 41.9°F (5.5°C), while the average low-temperature is 30.6°F (-0.8°C). in August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is computed to be 91.4°F (33°C).

What are the most humid months in Cincinnati?

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

What is the average humidity in December in Cincinnati?

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

How much does it rain in Cincinnati in December?

In Cincinnati, Ohio, in December, it is raining for 10.4 days, with typically 2.2" (56mm) of accumulated precipitation.

How many days does it snow in December in Cincinnati?

In Cincinnati, in December, snow falls for 4.5 days, with typically accumulated 1.3" (33mm) of snow.

What is the month with the shortest days in Cincinnati?

The month with the shortest days in Cincinnati is December, with an average of 9h and 29min of daylight.

How many hours of daylight does Cincinnati have in December?

In Cincinnati, the average day length in December is 9h and 29min.

What time are sunrise and sunset in December in Cincinnati?

In December, on the first day of the month, sunrise is at 7:38 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:25 pm EST.

How long on average sun shines in December in Cincinnati?

In Cincinnati, Ohio, the average sunshine duration in December is 4.1h.

When is the lowest UV index in Cincinnati?

The months with the lowest UV index in Cincinnati, Ohio, are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in December in Cincinnati?

The average daily maximum UV index in December in Cincinnati is 2. A UV Index reading of 2, and below, represents a low health risk 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
Cincinnati, OH

Average temperature in December - Cincinnati, OH
  • Average high temperature in December: 41.9°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in December: 30.6°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

[Resources]

Average pressure in December
Cincinnati, OH

Average pressure in December - Cincinnati, 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).

[Resources]

Average wind speed in December
Cincinnati, OH

Average wind speed in December - Cincinnati, OH
  • Average wind speed in December: 7.9mph

The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).

[Resources]

Average humidity in December
Cincinnati, OH

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

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

[Resources]

Average rainfall in December
Cincinnati, OH

Average rainfall in December - Cincinnati, OH
  • Average rainfall in December: 2.2"

The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is September (1.54").

[Resources]

Average rainfall days in December
Cincinnati, OH

Average rainfall days in December - Cincinnati, OH
  • Average rainfall days in December: 10.4 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (8.2 days).

[Resources]

Average snowfall in December
Cincinnati, OH

Average snowfall in December - Cincinnati, OH
  • Average snowfall in December: 1.3"

The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in December
Cincinnati, OH

Average snowfall days in December - Cincinnati, OH
  • Average snowfall days in December: 4.5 days

The months with the highest number of snowfall days are January and February (5.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

[Resources]

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

Average daylight in December / Average sunshine in December - Cincinnati, OH
  • Average daylight in December: 9h and 29min

The month with the longest days is June (Average daylight: 14h and 52min).
The month with the shortest days is December (Average daylight: 9h and 29min).

  • Average sunshine in December: 4h and 6min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

[Resources]

Average sunshine days in December
Cincinnati, OH

Average sunshine days in December - Cincinnati, OH
  • Average sunshine days in December: 16.1 days

The months with the most sunshine days are October and November (19.2 days).
The month with the least sunshine days is May (10.9 days).

[Resources]

Average UV index in December
Cincinnati, OH

Average UV index in December - Cincinnati, OH
  • 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, November and December (UV index 2).

[Resources]

Average cloud cover in December
Cincinnati, OH

Average cloud cover in December - Cincinnati, 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).

[Resources]

Average visibility in December
Cincinnati, OH

Average visibility in December - Cincinnati, 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location