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
As November shifts into December, a minor alteration in temperatures is observed, with average highs reducing from a refreshing 62.4°F (16.9°C) to a mild 56.3°F (13.5°C). December nights in Half Moon cool down to an average low-temperature of 41.9°F (5.5°C).Humidity
The months with the highest humidity are August, September and December, with an average relative humidity of 78%.Rainfall
In Half Moon, in December, it is raining for 8 days, with typically 1.06" (27mm) of accumulated precipitation. In Half Moon, during the entire year, the rain falls for 125.9 days and collects up to 13.46" (342mm) of precipitation.Snowfall
January, February, November and December are months with snowfall. The months with the most snowfall are January, February, November and December, with an average 0.04" (1mm) of accumulated snow.Daylight
The month with the shortest days is December, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 6:59 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:09 pm EST.
Sunshine
January and December, with an average of 5.5h of sunshine, are months with the least sunshine.UV index
January, February and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 3 translates into these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Half Moon in December?
What are the most humid months?
What is the average humidity in December?
How much does it rain in December?
What is the snowiest month?
How many days does it snow in December?
What is the month with the shortest days in Half Moon?
What is the average length of the day in December?
When are sunrise and sunset in December?
What is the month with the least sunshine in Half Moon?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Half Moon, NC
- Average high temperature in December: 56.3°F
The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (52°F).
- Average low temperature in December: 41.9°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (36.7°F).
Average pressure in December
Half Moon, NC
- Average pressure in December: 30.13"Hg
The months with the highest atmospheric pressure are January, November and December (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Half Moon, NC
- Average wind speed in December: 6.7mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
Half Moon, NC
- Average humidity in December: 78%
The months with the highest relative humidity are August, September and December (78%).
The months with the lowest relative humidity are March and April (73%).
Average rainfall in December
Half Moon, NC
- Average rainfall in December: 1.06"
The wettest month (with the highest rainfall) is August (1.89").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in December
Half Moon, NC
- Average rainfall days in December: 8 days
The month with the highest number of rainy days is July (15.7 days).
The months with the least rainy days are January and November (6.8 days).
Average snowfall in December
Half Moon, NC
- Average snowfall in December: 0.04"
The months with the highest snowfall are January, February, November and December (0.04").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in December
Half Moon, NC
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Half Moon, NC
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in December
Half Moon, NC
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is January (22.8 days).
The month with the least sunshine days is July (11.6 days).
Average UV index in December
Half Moon, NC
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in December
Half Moon, NC
- Average cloud cover in December: 41
The months with the most cloud cover are February, March and December (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in December
Half Moon, NC
- 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).
Half Moon, North Carolina, USA
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