Chattanooga (TN)
May
Weather in Chattanooga, Tennessee for May 2026
Your guide to Chattanooga weather in May - trends and predictions
In general, the average temperature in Chattanooga at the beginning of May is 22.4 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 24 °F by the end of May.
Chattanooga in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 148.6 mm.
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Temperatures
Rain 🌧️
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13
Dry days
18
Rainy days
0
Snow days
23°/15°
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 | 26° /17° | 0 mm | 6 | |
| May 2 |  Partly cloudy | 25° /16° | 4.4 mm | 6 | |
| May 3 |  Patchy light rain with thunder | 23° /17° | 36.9 mm | 5 | |
| May 4 |  Light rain shower | 20° /14° | 15.7 mm | 5 | |
| May 5 | Fog | 20° /13° | 6.3 mm | 5 | |
| May 6 | Light rain shower | 22° /15° | 2.9 mm | 5 | |
| May 7 | Light rain shower | 21° /16° | 14.4 mm | 5 | |
| May 8 | Light rain shower | 25° /17° | 17.2 mm | 6 | |
| May 9 | Fog | 25° /18° | 2.7 mm | 6 | |
| May 10 | Fog | 20° /12° | 3.6 mm | 5 | |
| May 11 | Mist | 19° /13° | 23.9 mm | 5 | |
| May 12 |  Sunny | 22° /13° | 10.8 mm | 6 | |
| May 13 |  Light rain | 18° /15° | 8.4 mm | 4 | |
| May 14 | Patchy light rain with thunder | 25° /16° | 2.4 mm | 6 | |
| May 15 | Light rain shower | 22° /17° | 1.7 mm | 5 | |
| May 16 | Mist | 27° /19° | 0 mm | 6 | |
| May 17 | Light rain shower | 25° /20° | 3.6 mm | 6 | |
| May 18 | Patchy light rain with thunder | 25° /19° | 13.8 mm | 6 | |
| May 19 | Fog | 27° /18° | 0.8 mm | 6 | |
| May 20 |  Moderate or heavy rain shower | 25° /19° | 17 mm | 6 | |
| May 21 |  Overcast | 25° /17° | 8.3 mm | 6 | |
| May 22 | Patchy rain possible | 26° /16° | 7.9 mm | 6 | |
| May 23 | Patchy rain possible | 24° /16° | 0.4 mm | 5 | |
| May 24 | Sunny | 22° /14° | 18.9 mm | 5 | |
| May 25 |  Cloudy | 25° /15° | 23.6 mm | 6 | |
| May 26 | Patchy rain possible | 26° /16° | 19.1 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 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Chattanooga during May?
Significant rainfall exceeding 148.6 mm is expected in Chattanooga during May, occurring over more than 18 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 💧
UV exposure in Chattanooga during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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