Weather in Chattanooga in July 2025
Average weather
Average temperature in Chattanooga in July
The expected average maximum temperature in July is +32°C with a maximum of +35°C and a minimum of +17°C.
The average maximum temperature goes down 11% by the end of the month, compared with the beginning of the month, from +34°C to +32°C.
Is Chattanooga warm or cold in July?
Chattanooga is typically hot in July.
Maximum temperatures go up compared to the previous month from +30°C to +31°C. The minimum temperature also goes up from +20°C to +22°C.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
July is one of the warmest months in Chattanooga, here is the comparison with other months:
Climate in Chattanooga in July
| June | July | August | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +30°C | +31°C | +31°C | ||||
| Min. temperature | ||||||
| +10°C | +14°C | +13°C | ||||
| Max. temperature | ||||||
| +41°C | +41°C | +39°C | ||||
| Rainfall | ||||||
| 100 mm | 117 mm | 98 mm | ||||
| Wind | ||||||
| 1 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 71% | 73% | 73% | ||||
| Air pressure | ||||||
| 1015 HPa | 1016 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 5 | 4 | 6 | ||||
| Cloudy days | ||||||
| 6 | 5 | 6 | ||||
| Rainy days | ||||||
| 11 | 13 | 12 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
July weather is still as good as in June. It’s getting warmer as July arrives. The average maximum temperature goes up from +30°C to +31°C during the day. Prepare for more rain. Average rainfall goes from 100 mm to 117 mm. Humidity rises from 71% to 73%. The average wind speed doesn’t change much during July, staying around 1 m/s. The days becoming less sunny, going from 5 sunny days in June to 4 in July.
August brings much the same weather, it remains good.
Wind
The average wind speed is 1 m/s getting up to 2 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Chattanooga is gradually increasing during July, going from 1 m/s to 2 m/s over the course of the month.
Rain
How was the weather last July in Chattanooga?
Climate Change over Years
The climate in Chattanooga in July has not changed much over the last 43 years.
The average temperature was the lowest in 1979 (+20°C) and the highest in 2016 (+24°C). The driest year was 2007 with only 654 mm of rainfall, and the wettest year was 2019 with 2402 mm.
FAQ
Is July a good time to visit Chattanooga?
Can you sunbathe in Chattanooga in July?
Is Chattanooga rainy in July?
Is it sunny in Chattanooga in July?
Other cities in USA
Monthly weather in Chattanooga
Source of the data
For this page, we’ve looked at the typical weather in Chattanooga, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.