December weather forecast
Hamilton, VA

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Weather in December

December, the first month of the winter in Hamilton, is still a chilly month, with temperature in the range of an average low of 30.9°F (-0.6°C) and an average high of 43.7°F (6.5°C).

Temperature

In December, the meteorological conditions change slightly, with the average high-temperature moving from a fresh 52.5°F (11.4°C) in November to a chilly 43.7°F (6.5°C). In Hamilton, an average temperature of 30.9°F (-0.6°C) is noted during December nights.

Humidity

October and December, with an average relative humidity of 78%, are the most humid months in Hamilton.

Rainfall

In December, the rain falls for 10.7 days. Throughout December, 2.6" (66mm) of precipitation is accumulated. Throughout the year, there are 162.2 rainfall days, and 31.1" (790mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Hamilton, during December, snow falls for 3.8 days and regularly aggregates up to 2.68" (68mm) of snow. Throughout the year, in Hamilton, there are 21.9 snowfall days, and 14.88" (378mm) of snow is accumulated.

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 7:11 am and sunset at 4:48 pm. On the last day of December, sunrise is at 7:29 am and sunset at 4:58 pm EST.

Sunshine

The months with the least sunshine are January and December, with an average of 5.1h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Boost your sun resistance with garments that are densely woven yet spacious. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold?

During December, Hamilton experiences an average high-temperature of 43.7°F (6.5°C) and a low-temperature of 30.9°F (-0.6°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 93.2°F (34°C).

What is the most humid month?

The months with the highest humidity are October and December, with an average relative humidity of 78%.

What is the average humidity in December?

In Hamilton, Virginia, the average relative humidity in December is 78%.

How many days does it rain in December?

In Hamilton, during December, the rain falls for 10.7 days and regularly aggregates up to 2.6" (66mm) of precipitation.

How much does it snow in December?

In Hamilton, during December, snow falls for 3.8 days and regularly aggregates up to 2.68" (68mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

How many hours of daylight does Hamilton have in December?

In Hamilton, the average day length in December is 9h and 28min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:11 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:58 pm EST.

What is the month with the least sunshine?

January and December, with an average of 5.1h of sunshine, are months with the least sunshine.

How long on average sun shines in December?

The average sunshine duration in December is 5.1h.

When is the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in December?

The average daily maximum UV index in December in Hamilton is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Hamilton, VA

Average temperature in December - Hamilton, VA
  • Average high temperature in December: 43.7°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in December: 30.9°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in December
Hamilton, VA

Average pressure in December - Hamilton, VA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in December
Hamilton, VA

Average wind speed in December - Hamilton, VA
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is March (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in December
Hamilton, VA

Average humidity in December - Hamilton, VA
  • Average humidity in December: 78%

The months with the highest relative humidity are October and December (78%).
The month with the lowest relative humidity is July (73%).

Average rainfall in December
Hamilton, VA

Average rainfall in December - Hamilton, VA
  • Average rainfall in December: 2.6"

The wettest months (with the highest rainfall) are May and August (3.35").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in December
Hamilton, VA

Average rainfall days in December - Hamilton, VA
  • Average rainfall days in December: 10.7 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (10.1 days).

Average snowfall in December
Hamilton, VA

Average snowfall in December - Hamilton, VA
  • Average snowfall in December: 2.68"

The month with the highest snowfall is January (4.17").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Hamilton, VA

Average snowfall days in December - Hamilton, VA
  • Average snowfall days in December: 3.8 days

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Hamilton, VA

Average daylight in December / Average sunshine in December - Hamilton, VA
  • Average daylight in December: 9h and 3min

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: 5h and 1min

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 6min).

Average sunshine days in December
Hamilton, VA

Average sunshine days in December - Hamilton, VA
  • Average sunshine days in December: 16.8 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (11.1 days).

Average UV index in December
Hamilton, VA

Average UV index in December - Hamilton, VA
  • Average UV index in December: 2

The months with the highest UV index are May, 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
Hamilton, VA

Average cloud cover in December - Hamilton, VA
  • Average cloud cover in December: 46

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in December
Hamilton, VA

Average visibility in December - Hamilton, VA
  • Average visibility in December: 5mi

The months with the highest visibility are February, March, April, June, July, August and November (6mi).
The months with the lowest visibility are January, May, September, October and December (5mi).

Hamilton, Virginia, USA

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