December weather forecast
South Amherst, OH

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Weather in December

The first month of the winter, December, is also an icy month in South Amherst, Ohio, with an average temperature fluctuating between 29.5°F (-1.4°C) and 37.2°F (2.9°C).

Temperature

A decrease in the average high-temperature is observed during December, shifting from a frosty 46.9°F (8.3°C) in November to a cold 37.2°F (2.9°C). South Amherst observes a minimal variance in temperature, with a consistent average low of 29.5°F (-1.4°C) during the nights of December.

Humidity

The average relative humidity in December is 81%.

Rainfall

In December, the rain falls for 12.5 days. Throughout December, 2.24" (57mm) of precipitation is accumulated. In South Amherst, during the entire year, the rain falls for 177.7 days and collects up to 33.98" (863mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In December, it is snowing for 11.8 days. Throughout December, 3.07" (78mm) of snow is accumulated. Throughout the year, there are 56 snowfall days, and 16.06" (408mm) of snow is accumulated.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:36 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 5:09 pm EST.

Sunshine

The average sunshine in December is 3.6h.

UV index

December is the month with the lowest UV index in South Amherst, Ohio, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

December temperatures vary between a high-temperature of 37.2°F (2.9°C) and a low-temperature of 29.5°F (-1.4°C).

What is the average humidity in December?

In December, the average relative humidity is 81%.

How many days does it rain in December?

In South Amherst, in December, it is raining for 12.5 days, with typically 2.24" (57mm) of accumulated precipitation.

How much does it snow in December?

In South Amherst, in December, snow falls for 11.8 days, with typically accumulated 3.07" (78mm) of snow.

What is the month with the shortest days in South Amherst?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In South Amherst, the average day length in December is 9h and 15min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:36 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 5:09 pm EST.

How many hours of sunshine does South Amherst have in December?

The average sunshine duration in December is 3.6h.

When is the lowest UV index?

December is the month with the lowest UV index, with an average maximum UV index of 1.

What is the UV index reading in December?

In South Amherst, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
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
South Amherst, OH

Average temperature in December - South Amherst, OH
  • Average high temperature in December: 37.2°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in December: 29.5°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in December
South Amherst, OH

Average pressure in December - South Amherst, OH
  • Average pressure in December: 30.1"Hg

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

Average wind speed in December
South Amherst, OH

Average wind speed in December - South Amherst, OH
  • Average wind speed in December: 11.6mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is July (7mph).

Average humidity in December
South Amherst, OH

Average humidity in December - South Amherst, OH
  • Average humidity in December: 81%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is November (75%).

Average rainfall in December
South Amherst, OH

Average rainfall in December - South Amherst, OH
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is June (3.94").
The driest month (with the least rainfall) is February (2.13").

Average rainfall days in December
South Amherst, OH

Average rainfall days in December - South Amherst, OH
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (9.5 days).

Average snowfall in December
South Amherst, OH

Average snowfall in December - South Amherst, OH
  • Average snowfall in December: 3.07"

The month with the highest snowfall is February (4.72").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
South Amherst, OH

Average snowfall days in December - South Amherst, OH
  • Average snowfall days in December: 11.8 days

The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
South Amherst, OH

Average daylight in December / Average sunshine in December - South Amherst, OH
  • Average daylight in December: 9h and 1min

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 12min).

  • Average sunshine in December: 3h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in December
South Amherst, OH

Average sunshine days in December - South Amherst, OH
  • Average sunshine days in December: 8.9 days

The month with the most sunshine days is September (11.9 days).
The month with the least sunshine days is February (8.1 days).

Average UV index in December
South Amherst, OH

Average UV index in December - South Amherst, OH
  • Average UV index in December: 1

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

Average cloud cover in December
South Amherst, OH

Average cloud cover in December - South Amherst, OH
  • Average cloud cover in December: 64

The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 27).

Average visibility in December
South Amherst, OH

Average visibility in December - South Amherst, OH
  • Average visibility in December: 6mi

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

South Amherst, Ohio, USA

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