January weather forecast
Green Hills, GA

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Weather in January

January, like December, is a frosty winter month in Green Hills, Georgia, with an average temperature fluctuating between 33.4°F (0.8°C) and 48.6°F (9.2°C).

Temperature

January, recording an average high temperature of 48.6°F (9.2°C) and a low temperature of 33.4°F (0.8°C), is Green Hills's coldest month.

Humidity

The average relative humidity in January is 74%.

Rainfall

In Green Hills, in January, during 12.4 rainfall days, 3.31" (84mm) of precipitation is typically accumulated. Throughout the year, in Green Hills, there are 181.4 rainfall days, and 41.93" (1065mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Green Hills, in January, snow falls for 1.6 days, with typically accumulated 0.94" (24mm) of snow. In Green Hills, during the entire year, snow falls for 4.8 days and aggregates up to 4.25" (108mm) of snow.

Daylight

In January, the average length of the day is 10h and 10min.
On the first day of the month, sunrise is at 7:41 am and sunset at 5:36 pm. On the last day of January, sunrise is at 7:33 am and sunset at 6:03 pm EST.

Sunshine

In Green Hills, the average sunshine in January is 5.7h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: An average UV index of 2 in January transforms into this advice:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

The coldest temperatures occur during January, when averages reach a peak of 48.6°F (9.2°C) and a low of 33.4°F (0.8°C).

What are January temperatures?

In January, the average high-temperature and low-temperature are 48.6°F (9.2°C) and 33.4°F (0.8°C) respectively.

What is the average humidity in January?

In January, the average relative humidity is 74%.

How many days does it rain in January?

In January, the rain falls for 12.4 days. Throughout January, 3.31" (84mm) of precipitation is accumulated.

How much does it snow in January?

In January, it is snowing for 1.6 days. Throughout January, 0.94" (24mm) of snow is accumulated.

What is the average length of the day in January?

In January, the average day length is 10h and 10min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:41 am and sunset at 5:36 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 6:03 pm EST.

How long on average sun shines in January?

In January, the average sunshine duration is 5.7h.

What are the months with the lowest UV index?

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

What is the UV index reading in January?

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
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 January
Green Hills, GA

Average temperature in January - Green Hills, GA
  • Average high temperature in January: 48.6°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (48.6°F).

  • Average low temperature in January: 33.4°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in January
Green Hills, GA

Average pressure in January - Green Hills, GA
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in January
Green Hills, GA

Average wind speed in January - Green Hills, GA
  • Average wind speed in January: 7.3mph

The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in January
Green Hills, GA

Average humidity in January - Green Hills, GA
  • Average humidity in January: 74%

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

Average rainfall in January
Green Hills, GA

Average rainfall in January - Green Hills, GA
  • Average rainfall in January: 3.31"

The wettest month (with the highest rainfall) is December (4.25").
The driest month (with the least rainfall) is October (2.36").

Average rainfall days in January
Green Hills, GA

Average rainfall days in January - Green Hills, GA
  • Average rainfall days in January: 12.4 days

The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is October (10.1 days).

Average snowfall in January
Green Hills, GA

Average snowfall in January - Green Hills, GA
  • Average snowfall in January: 0.94"

The month with the highest snowfall is December (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Green Hills, GA

Average snowfall days in January - Green Hills, GA
  • Average snowfall days in January: 1.6 days

The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Green Hills, GA

Average daylight in January / Average sunshine in January - Green Hills, GA
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in January: 5h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in January
Green Hills, GA

Average sunshine days in January - Green Hills, GA
  • Average sunshine days in January: 16 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (7.8 days).

Average UV index in January
Green Hills, GA

Average UV index in January - Green Hills, GA
  • Average UV index in January: 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 and December (UV index 2).

Average cloud cover in January
Green Hills, GA

Average cloud cover in January - Green Hills, GA
  • Average cloud cover in January: 40

The months with the most cloud cover are February and December (Cloud cover 44).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in January
Green Hills, GA

Average visibility in January - Green Hills, GA
  • Average visibility in January: 6mi

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

Green Hills, Georgia, USA

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