January weather forecast and climate
Jeffersonville, GA

January, like December, in Jeffersonville, Georgia, is a cool winter month, with average temperature varying between 38.8°F (3.8°C) and 54.9°F (12.7°C).

Temperature

With an average high-temperature of 54.9°F (12.7°C) and an average low-temperature of 38.8°F (3.8°C), January is the coldest month.

Humidity

January, October and November, with an average relative humidity of 71%, are the least humid months in Jeffersonville, Georgia.

Rainfall

In Jeffersonville, during January, the rain falls for 9.4 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Jeffersonville, during the entire year, the rain falls for 153.3 days and collects up to 25.91" (658mm) of precipitation.

Snowfall

Months with snowfall are January through March. The month with the most snowfall in Jeffersonville is January when snow falls for 0.3 days and typically aggregates up to 0.24" (6mm) of snow.

Daylight

In January, the average length of the day is 10.3h.

Sunshine

The average sunshine in January is 6h.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index in Jeffersonville, Georgia. A UV Index value of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the coldest month in Jeffersonville?

The coldest month is January, with an average high-temperature of 54.9°F (12.7°C) and an average low-temperature of 38.8°F (3.8°C).

What is the temperature in January in Jeffersonville?

The average high-temperature, in January, is 54.9°F (12.7°C), while the average low-temperature is 38.8°F (3.8°C).

What are the least humid months in Jeffersonville?

January, October and November, with an average relative humidity of 71%, are the least humid months in Jeffersonville.

What is the average humidity in January in Jeffersonville?

In Jeffersonville, the average relative humidity in January is 71%.

How many days does it rain in January in Jeffersonville?

In January, in Jeffersonville, Georgia, the rain falls for 9.4 days. Throughout January, 1.73" (44mm) of precipitation is accumulated.

When does it start snowing in Jeffersonville?

January is the first month it typically snows in Jeffersonville. Throughout January, in the average 0.3 snowfall days, it receives 0.24" (6mm) of snow.

What is the snowiest month in Jeffersonville?

January is the month with the most snowfall in Jeffersonville. Snow falls for 0.3 days and accumulates 0.24" (6mm) of snow.

How many hours of daylight does Jeffersonville have in January?

In Jeffersonville, the average length of the day in January is 10.3h.

How long on average sun shines in January in Jeffersonville?

In Jeffersonville, Georgia, the average sunshine in January is 6h.

What is the month with the lowest UV index in Jeffersonville?

Months with the lowest UV index in Jeffersonville are January and December, with an average maximum UV index of 3.

What is the UV index reading in January in Jeffersonville?

In January, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV radiation.
Average temperature in January - Jeffersonville, GA
  • Average high temperature in January: 54.9°F

The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (54.9°F).

  • Average low temperature in January: 38.8°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

Average pressure in January - Jeffersonville, GA
  • Average pressure in January: 30.15"

The month with the highest atmospheric pressure is January (30.15").
The month with the lowest atmospheric pressure is June (29.98").

Average wind speed in January - Jeffersonville, GA
  • Average wind speed in January: 8.3mph

The windiest months (with the highest average wind speed) are January and February (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in January - Jeffersonville, GA
  • Average humidity in January: 71%

The month with the highest relative humidity is December (76%).
Months with the lowest relative humidity are January, October and November (71%).

Average rainfall in January - Jeffersonville, GA
  • Average rainfall in January: 1.73"

The wettest months (with the highest rainfall) are August and December (2.8").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in January - Jeffersonville, GA
  • Average rainfall days in January: 9.4 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (7.4 days).

Average snowfall in January - Jeffersonville, GA
  • Average snowfall in January: 0.24"

The month with the highest snowfall is January (0.24").
Months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

Average snowfall days in January - Jeffersonville, GA
  • Average snowfall days in January: 0.3 days

Months with the highest number of snowfall days are January and February (0.3 days).
Months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).

Average daylight in January / Average sunshine in January - Jeffersonville, GA
  • Average daylight in January: 10.3h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in January: 6h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is December (Average sunshine: 5.4h).

Average sunshine days in January - Jeffersonville, GA
  • Average sunshine days in January: 19.8 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (9.6 days).

Average UV index in January - Jeffersonville, GA
  • Average UV index in January: 3

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January and December (UV index 3).

Average cloud cover in January - Jeffersonville, GA
  • Average cloud cover in January: 37

The month with the most cloud cover is December (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 28).

Average visibility in January - Jeffersonville, GA
  • Average visibility in January: 6mi

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