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
Baltimore's average high-temperature decreases in December, falling from a chilly 49.6°F (9.8°C) in November to a wintry 39.6°F (4.2°C). Baltimore, during the month of December, experiences an average low-temperature of 29.3°F (-1.5°C).Humidity
In Baltimore, the average relative humidity in December is 82%.Rainfall
In Baltimore, in December, during 10.6 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. Throughout the year, there are 149.9 rainfall days, and 20.47" (520mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Baltimore, during December, snow falls for 7.5 days and regularly aggregates up to 1.34" (34mm) of snow. Throughout the year, in Baltimore, there are 34.6 snowfall days, and 7.72" (196mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:33 am and sunset at 5:06 pm. On the last day of December, sunrise is at 7:51 am and sunset at 5:15 pm EST.
Sunshine
In Baltimore, Ohio, the average sunshine in December is 3.9h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
Is it cold in Baltimore during December?
What is the average humidity in December in Baltimore?
How much does it rain in Baltimore in December?
How much does it snow in Baltimore in December?
What is the month with the shortest days in Baltimore?
How many hours of daylight does Baltimore have in December?
When are sunrise and sunset in December in Baltimore?
How long on average sun shines in December in Baltimore?
What is the month with the lowest UV index in Baltimore?
How high is the UV index in December in Baltimore?
Average temperature in December
Baltimore, OH
- Average high temperature in December: 39.6°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Baltimore, OH
- Average pressure in December: 30.12"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).
Average wind speed in December
Baltimore, OH
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in December
Baltimore, OH
- Average humidity in December: 82%
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is November (76%).
Average rainfall in December
Baltimore, OH
- Average rainfall in December: 1.61"
The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days in December
Baltimore, OH
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is February (8.4 days).
Average snowfall in December
Baltimore, OH
- Average snowfall in December: 1.34"
The month with the highest snowfall is February (2.13").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Baltimore, OH
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Baltimore, OH
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Baltimore, OH
- Average sunshine days in December: 15.2 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in December
Baltimore, OH
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Baltimore, OH
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Baltimore, OH
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, October, November and December (6mi).
The months with the lowest visibility are January and September (5mi).
Baltimore, Ohio, USA
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