Chattanooga is a city located in the southeastern part of Tennessee, exhibiting a humid subtropical climate.

This area has distinct four seasons, with hot and humid summers and mild winters. The annual average precipitation is about 1,397mm, with the following monthly breakdown:

  • January: 107.9mm
  • February: 112.8mm
  • March: 116.4mm
  • April: 106.9mm
  • May: 90.2mm
  • June: 85.8mm
  • July: 83.7mm
  • August: 71.5mm
  • September: 86.1mm
  • October: 77.7mm
  • November: 107.4mm
  • December: 118.4mm

This precipitation varies by season, with summer often seeing increased rainfall due to frequent showers and thunderstorms.

Meanwhile, the monthly average snowfall in Chattanooga is as follows:

  • January: 2.5cm
  • February: 3.0cm
  • March: 2.8cm
  • April: 0.0cm
  • May: 0.0cm
  • June: 0.0cm
  • July: 0.0cm
  • August: 0.0cm
  • September: 0.0cm
  • October: 0.0cm
  • November: 0.0cm
  • December: 0.76cm

Snowfall is rare in Chattanooga during winter, primarily occurring in small amounts in January and February.

These climatic characteristics impact various sectors in Chattanooga, including agriculture, tourism, and transportation.

For example, the high rainfall in summer is beneficial for crop growth but can also increase the risk of flooding.

On the other hand, the low snowfall in winter helps reduce traffic congestion, although unexpected snowstorms can occasionally lead to traffic jams.