December weather forecastHighland, OH
December
Weather in December
December, the first month of the winter in Highland, is also an icy month, with an average temperature ranging between max 40.1°F (4.5°C) and min 29.3°F (-1.5°C).Temperature
The commencement of December indicates a shift in the average high-temperature, receding from November's chilly 49.8°F (9.9°C) to a wintry 40.1°F (4.5°C). During the month of December, the nighttime temperature falls to an average of 29.3°F (-1.5°C).Humidity
In December, the average relative humidity in Highland is 82%.Rainfall
In Highland, in December, during 8.5 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. Throughout the year, in Highland, there are 133.4 rainfall days, and 17.13" (435mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Highland, Ohio, in December, during 8.1 snowfall days, 1.02" (26mm) of snow is typically accumulated. In Highland, during the entire year, snow falls for 35.4 days and aggregates up to 6.22" (158mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:35 am and sunset at 5:11 pm. On the last day of December, sunrise is at 7:54 am and sunset at 5:21 pm EST.
Sunshine
In Highland, the average sunshine in December is 3.9h.UV index
The months with the lowest UV index in Highland, Ohio, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Highland, OH
- Average high temperature in December: 40.1°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in December
Highland, OH
- Average pressure in December: 30.13"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
Highland, OH
- Average wind speed in December: 9.5mph
The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in December
Highland, OH
- Average humidity in December: 82%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in December
Highland, OH
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is September (0.94").
Average rainfall days in December
Highland, OH
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.2 days).
Average snowfall in December
Highland, OH
- Average snowfall in December: 1.02"
The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Highland, OH
- Average snowfall days in December: 8.1 days
The month with the highest number of snowfall days is January (9.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Highland, OH
- Average daylight in December: 9h and 30min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 3h and 54min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in December
Highland, OH
- Average sunshine days in December: 16.2 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (12.4 days).
Average UV index in December
Highland, OH
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Highland, 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
Highland, OH
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





