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
The onset of December is marked by a decrease in temperature, transitioning from a frosty 48.4°F (9.1°C) in November to a cold 37.6°F (3.1°C). Mariners Point observes an average nighttime low-temperature of 27.3°F (-2.6°C) during the month of December.Humidity
The months with the highest humidity in Mariners Point are January, February and December, with an average relative humidity of 83%.Rainfall
In Mariners Point, in December, it is raining for 8.2 days, with typically 1.26" (32mm) of accumulated precipitation. In Mariners Point, during the entire year, the rain falls for 137.8 days and collects up to 19.13" (486mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Mariners Point, in December, during 8.2 snowfall days, 1.57" (40mm) of snow is typically accumulated. Throughout the year, there are 37.6 snowfall days, and 8.15" (207mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:43 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 5:21 pm EST.
Sunshine
In Mariners Point, the average sunshine in December is 3.8h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: The average daily UV index of 1 in December transforms into the following instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The solar radiation around mid-day is intense; avoid the Sun and stay safe. During bright days, sunglasses that offer UVA and UVB defense are recommended. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What are the most humid months?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Mariners Point have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Mariners Point have in December?
When is the lowest UV index in Mariners Point?
What is the UV index reading in December?
Average temperature in December
Mariners Point, OH
- Average high temperature in December: 37.6°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in December
Mariners Point, OH
- Average pressure in December: 30.11"Hg
The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Mariners Point, OH
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Mariners Point, OH
- Average humidity in December: 83%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Mariners Point, OH
- Average rainfall in December: 1.26"
The wettest month (with the highest rainfall) is May (2.4").
The driest month (with the least rainfall) is February (1.02").
Average rainfall days in December
Mariners Point, OH
- Average rainfall days in December: 8.2 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in December
Mariners Point, OH
- Average snowfall in December: 1.57"
The month with the highest snowfall is February (2.4").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Mariners Point, OH
- Average snowfall days in December: 8.2 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Mariners Point, 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 18min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Mariners Point, OH
- Average sunshine days in December: 16.1 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (11.2 days).
Average UV index in December
Mariners Point, OH
- Average UV index in December: 1
The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Mariners Point, OH
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Mariners Point, OH
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Mariners Point, Ohio, USA
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