Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
A moderate decline in the average high-temperature is seen during December, decreasing from a chilly 47.3°F (8.5°C) in November to a cold 37°F (2.8°C). Monroeville sustains a near constant temperature throughout December, with nighttime averages of 28.6°F (-1.9°C).Humidity
In Monroeville, the average relative humidity in December is 82%.Rainfall
The months with the least rainfall are February and December Rain falls for 12.8 days and accumulates 1.85" (47mm) of rain.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 10.4 days. Throughout December, 2.87" (73mm) of snow is accumulated. Throughout the year, there are 51.9 snowfall days, and 15.04" (382mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:37 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:11 pm EST.
Sunshine
In December, the average sunshine is 3.6h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high UV index of 1 in December translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
What is the driest month in Monroeville?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Monroeville, OH
- Average high temperature in December: 37°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in December
Monroeville, OH
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Monroeville, OH
- Average wind speed in December: 11mph
The windiest month (with the highest average wind speed) is January (11.5mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in December
Monroeville, OH
- Average humidity in December: 82%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in December
Monroeville, OH
- Average rainfall in December: 1.85"
The wettest month (with the highest rainfall) is June (3.9").
The driest months (with the least rainfall) are February and December (1.85").
Average rainfall days in December
Monroeville, OH
- Average rainfall days in December: 12.8 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (9 days).
Average snowfall in December
Monroeville, OH
- Average snowfall in December: 2.87"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Monroeville, OH
- Average snowfall days in December: 10.4 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Monroeville, OH
- 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Monroeville, OH
- Average sunshine days in December: 11 days
The month with the most sunshine days is November (13.2 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in December
Monroeville, OH
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Monroeville, OH
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in December
Monroeville, 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).
Monroeville, Ohio, USA
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