December weather forecastProspect, OH
December
Weather in December
December, the first month of the winter in Prospect, is still a cold month, with an average temperature fluctuating between 37.6°F (3.1°C) and 27.7°F (-2.4°C).Temperature
Arrival of December comes with a reduction in the average high-temperature, falling from a frosty 48°F (8.9°C) in November to a cold 37.6°F (3.1°C). Prospect experiences an average low-temperature of 27.7°F (-2.4°C) in the month of December.Humidity
In Prospect, the average relative humidity in December is 83%.Rainfall
In December, the rain falls for 8.6 days. Throughout December, 1.06" (27mm) of precipitation is accumulated. In Prospect, during the entire year, the rain falls for 145.3 days and collects up to 18.94" (481mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Prospect, in December, during 6.1 snowfall days, 0.87" (22mm) of snow is typically accumulated. In Prospect, during the entire year, snow falls for 29.4 days and aggregates up to 5.04" (128mm) of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:37 am and sunset at 5:06 pm. On the last day of December, sunrise is at 7:55 am and sunset at 5:16 pm EST.
Sunshine
In December, the average sunshine is 3.9h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 1 during December translates into these guidelines:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Prospect, OH
- Average high temperature in December: 37.6°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in December: 27.7°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 (19.8°F).
Average pressure in December
Prospect, OH
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Prospect, OH
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in December
Prospect, OH
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Prospect, OH
- Average rainfall in December: 1.06"
The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in December
Prospect, OH
- Average rainfall days in December: 8.6 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is February (5.9 days).
Average snowfall in December
Prospect, OH
- Average snowfall in December: 0.87"
The month with the highest snowfall is February (1.65").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Prospect, OH
- Average snowfall days in December: 6.1 days
The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Prospect, OH
- Average daylight in December: 9h and 18min
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 54min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in December
Prospect, OH
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is July (10.5 days).
Average UV index in December
Prospect, 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
Prospect, 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 31).
Average visibility in December
Prospect, OH
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (6mi).
The month with the lowest visibility is September (5mi).





