Gallatin (TN) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Gallatin.
Climate overview of Gallatin
Gallatin, Tennessee, United States of America, sees big temperature differences between seasons, with August peaking at 32°C (90°F) and January dropping to 8°C (46°F).
The city receives considerable rain/snowfall, with around 1383 mm (54 in) annually. May is the wettest month. It has very warm summers and cold winters. The sunniest month is July, with 9.3 hours of sunshine per day on average.
Gallatin Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Gallatin - and find the best time to visit.
Monthly Temperature in Gallatin
Visitors to Gallatin can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a very warm 32°C (90°F) in August to a chilly 8°C (46°F) in the coolest month, January.
Nights vary from 20°C (68°F) in August to around -4°C (25°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Gallatin
Gallatin is known for its substantial rain/snowfall, with annual precipitation reaching 1383 mm (54 in). Gallatin offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month May (173 mm (6.8 in)) and the driest month June (89 mm (3.5 in)) is not too significant. For more details, please visit our Gallatin Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Gallatin
For those who appreciate different seasons, Gallatin serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.3 hours of sunshine daily, and embrace the darker days in December, offering only 4.3 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Gallatin by Month
The relative humidity is high throughout the year in Gallatin.
The city experiences its highest humidity in September, reaching 74%. In April, the humidity drops to its lowest level at 63%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Gallatin
Each month is rated for comfortable sightseeing weather — mild temperatures and low rainfall. Tap a month for its full averages; your ideal time may differ for a beach or winter trip (see below).
- Best overall: April, May, September and October
- Warmest weather: June, July and August
- Most sunshine: June and July
- Climate seasons: very warm summers and cold winters
- Best for winter weather: January, with freezing nights around -4°C (25°F).
Frequently asked questions about the climate in Gallatin
What is the best time to visit Gallatin?
April, May, September and October typically offer the most optimal weather in Gallatin. In contrast, January, February and December tend to have less optimal conditions. Gallatin has very warm summers and cold winters.
What temperatures can I expect in Gallatin?
Daytime highs range from 8°C (46°F) in January to 32°C (90°F) in August. Nighttime lows range from -4°C (25°F) to 20°C (68°F). Temperatures vary considerably through the year.
How much rain does Gallatin get?
Annual rainfall is around 1383 mm (54 in). May is the wettest month with 173 mm (6.8 in), while June is the driest with 89 mm (3.5 in).
How sunny is Gallatin?
Gallatin receives around 2,505 hours of sunshine per year. July is the sunniest month with 279 hours, while December is the cloudiest with just 130 hours. Overall, Gallatin enjoys abundant sunshine.
Gallatin 3-Day Forecast
Gallatin (TN) 3-Day Forecast
Gallatin on the map
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