Chattanooga (TN)
May
Weather in Chattanooga, Tennessee for May 2026
Your guide to Chattanooga weather in May - trends and predictions
Until now, May 2026 in Chattanooga is slightly cooler than the historical average by -1.5 °F.
The forecast for the coming days of May 2026 predicts a temperature of 28.2 °F , which is warmer than usual.
In general, the average temperature in Chattanooga at the beginning of May is 21.3 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 25 °F by the end of May.
Chattanooga experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 281.8 mm.
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Temperatures
Rain 🌧️
More
6
Dry days
25
Rainy days
0
Snow days
23°/16°
Temperatures
14 km/h
Avg max wind
78 %
Avg humidity
Chattanooga Weather May
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Temperatures trend during May in Chattanooga
See the weather trend as well as the moving average line
May weather in Chattanooga day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Mist | 23° /14° | 0 mm | 7 | |
| May 2 |  Partly cloudy | 22° /13° | 3 mm | 8 | |
| May 3 |  Patchy light rain with thunder | 21° /13° | 24.6 mm | 7 | |
| May 4 |  Light rain shower | 21° /11° | 10.5 mm | 6 | |
| May 5 |  Cloudy | 21° /12° | 4.2 mm | 7 | |
| May 6 | Light rain shower | 21° /15° | 13.5 mm | 4 | |
| May 7 | Light rain shower | 20° /14° | 10.1 mm | 5 | |
| May 8 | Light rain shower | 24° /14° | 11.4 mm | 7 | |
| May 9 | Fog | 24° /15° | 1.8 mm | 7 | |
| May 10 | Fog | 22° /12° | 2.4 mm | 6 | |
| May 11 | Mist | 19° /13° | 16.1 mm | 6 | |
| May 12 |  Sunny | 22° /11° | 7.2 mm | 7 | |
| May 13 | Sunny | 28° /13° | 0 mm | 8 | |
| May 14 | Sunny | 22° /7° | 0 mm | 8.6 | |
| May 15 | Sunny | 26° /5° | 0 mm | 0.4 | |
| May 16 | Patchy rain possible | 30° /13° | 0.1 mm | 5 | |
| May 17 | Patchy rain possible | 32° /14° | 1.9 mm | 5 | |
| May 18 | Sunny | 31° /14° | 0 mm | 5 | |
| May 19 | Patchy rain possible | 32° /17° | 0.3 mm | 5 | |
| May 20 | Patchy rain possible | 29° /19° | 1.3 mm | 5 | |
| May 21 | Patchy rain possible | 23° /13° | 4.6 mm | 4 | |
| May 22 | Sunny | 27° /9° | 0 mm | 5 | |
| May 23 | Sunny | 29° /12° | 0 mm | 5 | |
| May 24 | Partly cloudy | 28° /17° | 0 mm | 6 | |
| May 25 | Partly cloudy | 29° /15° | 0 mm | 6 | |
| May 26 | Sunny | 29° /14° | 0 mm | 6 | |
| May 27 | Patchy rain possible | 24° /15° | 4.7 mm | 5 | |
| May 28 |  Overcast | 22° /13° | 1.4 mm | 5 | |
| May 29 | Overcast | 22° /13° | 0 mm | 5 | |
| May 30 | Patchy rain possible | 23° /14° | 10.8 mm | 5 | |
| May 31 | Patchy rain possible | 26° /15° | 0.1 mm | 7 | |
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Important Notice
Our weather forecast for Chattanooga in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Chattanooga forecast closer to your planned date for the most up-to-date weather information.
Change Month
Chattanooga in May - FAQ
What are the expected maximum and minimum temperatures in Chattanooga during May?
During May, expect a variety of temperatures with highs around 23° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Chattanooga during May?
Significant rainfall exceeding 281.8 mm is expected in Chattanooga during May, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Chattanooga during May?
The average wind speed in Chattanooga during May is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Chattanooga
Explore the daily rainfall trends and prepare for Chattanoogas May weather 💧
Typically, Chattanooga has 25 rainy days in May with a total of 281.8 mm of rainfall.
UV exposure in Chattanooga during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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