Weather in Chattanooga in May 2025
Average weather
Average temperature in Chattanooga in May
Going from a maximum of +86°F during the day to a minimum of +41°F during the night, the temperature in May averages around +77°F.
The average maximum temperature goes up 36% by the end of the month, compared with the beginning of the month, from +66°F to +82°F.
Is Chattanooga warm or cold in May?
Chattanooga is typically warm in May.
Maximum temperatures go up compared to the previous month from +72°F to +79°F. The minimum temperature also goes up from +50°F to +59°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how May is compared to other months in Chattanooga:
Climate in Chattanooga in May
| April | May | June | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +72°F | +79°F | +86°F | ||||
| Min. temperature | ||||||
| +25°F | +39°F | +50°F | ||||
| Max. temperature | ||||||
| +90°F | +93°F | +106°F | ||||
| Rainfall | ||||||
| 126 mm | 102 mm | 100 mm | ||||
| Wind | ||||||
| 2 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 64% | 70% | 71% | ||||
| Air pressure | ||||||
| 1016 HPa | 1016 HPa | 1015 HPa | ||||
| Sunny days | ||||||
| 7 | 7 | 5 | ||||
| Cloudy days | ||||||
| 8 | 7 | 6 | ||||
| Rainy days | ||||||
| 11 | 12 | 11 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
May weather is still as good as in April. It’s getting warmer as May arrives. The average maximum temperature goes up from +72°F to +79°F during the day. As May arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 126 mm to 102 mm. Humidity rises from 64% to 70%. Winds are calmer in comparison to April, going down from 2 m/s to 1 m/s on average. The amount of sunny days stay about the same, averaging 7 sunny days during the month.
June brings much the same weather, it remains good.
Wind
The average wind speed is 2 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Chattanooga is gradually decreasing during May, going from 3 m/s to 2 m/s over the course of the month.
Rain
How was the weather last May in Chattanooga?
Climate Change Over the Years
The climate in Chattanooga in May has not changed that much over the last 43 years.
The average temperature was the lowest in 1979 (+67°F) and the highest in 2016 (+75°F). The driest year was 2007 with only 654 mm of rainfall, and the wettest year was 2019 with 2402 mm.
FAQ
Is May a good time to visit Chattanooga?
Can you sunbathe in Chattanooga in May?
Is Chattanooga rainy in May?
Is it sunny in Chattanooga in May?
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.