January weather forecast and climate
Chattanooga, TN

A stunning aerial panorama of the area of Chattanooga in Tennessee, USA, a distant white skyline in the horizon and mountains in view
A stunning aerial panorama of the area of Chattanooga in Tennessee, USA, a distant white skyline in the horizon and mountains in view

What is the coldest month in Chattanooga?

With an average high-temperature of 50.2°F (10.1°C) and an average low-temperature of 30.7°F (-0.7°C), January is the coldest month in Chattanooga, Tennessee.

What is the temperature in January in Chattanooga?

In Chattanooga, in January, the average high-temperature is 50.2°F (10.1°C), and the average low-temperature is 30.7°F (-0.7°C).

How many days does it rain in January in Chattanooga?

In Chattanooga, in January, it is raining for 10.7 days, with typically 4.9" (124.7mm) of accumulated precipitation.

How many days does it snow in January in Chattanooga?

In Chattanooga, Tennessee, during January, snow falls for 1 days and regularly aggregates up to 1.7" (43.2mm) of snow.

What is the snowiest month in Chattanooga?

The month with the most snowfall in Chattanooga, Tennessee, is January when snow falls for 1 days and typically aggregates up to 1.7" (43.2mm) of snow.
Average temperature in January - Chattanooga, TN
  • Average high temperature in January: 50.2°F

The warmest month (with the highest average high temperature) is July (90.2°F).
The month with the lowest average high temperature is January (50.2°F).

  • Average low temperature in January: 30.7°F

The month with the highest average low temperature is July (69.7°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average humidity in January - Chattanooga, TN
  • Average humidity in January: 71.2%

The month with the highest relative humidity is September (77%).
The month with the lowest relative humidity is April (63.8%).

Average rainfall in January - Chattanooga, TN
  • Average rainfall in January: 4.9"

Wettest months (with the highest rainfall) are March and November (5").
The driest month (with the lowest rainfall) is October (3.3").

Average rainfall days in January - Chattanooga, TN
  • Average rainfall days in January: 10.7 days

The month with the highest number of rainy days is July (11.7 days).
The month with the lowest number of rainy days is October (7.7 days).

Average snowfall in January - Chattanooga, TN
  • Average snowfall in January: 1.7"

The month with the highest snowfall is January (1.7").
Months with the lowest snowfall are May, June, July, August, September, October and November (0").

Average snowfall days in January - Chattanooga, TN
  • Average snowfall days in January: 1 days

The month with the highest number of snowfall days is January (1 days).
Months with the lowest number of snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in January / Average sunshine in January - Chattanooga, TN
  • Average daylight in January: 10.1h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in January: 4.7h

The month with most sunshine is June (Average sunshine: 9.2h).
The month with least sunshine is December (Average sunshine: 4.5h).

Average UV index in January - Chattanooga, TN
  • Average UV index in January: 3

Months with the highest UV index are June and July (UV index 10).
The month with the lowest UV index is December (UV index 2).

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