Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in Chattanooga in May

In an average May, Chattanooga sees a daily high around 78°F and a low around 59°F, based on 1980–2026 of local climate records.

Average high78°F
Typical high range69°F to 86°F
Average low59°F
Typical low range48°F to 66°F
Average daily precipitation0.10 in

May records

The most extreme May on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total May accumulation.

High

Highest 93°F 2022-05-19
Lowest 53°F 1992-05-08

Low

Highest 73°F 2011-05-31
Lowest 39°F 2026-05-03

Feels-like

Highest 115°F 1982-05-30
Lowest 32°F 1989-05-07

Humidity

Highest 21.2 g/m³ 1991-05-29
Lowest 5.0 g/m³ 1986-05-03

Wind

Highest 19 mph 2003-05-05
Lowest 2 mph 2017-05-15

Gust

Highest 52 mph 1983-05-19
Lowest 8 mph 2017-05-15

Precip

Wettest 10.91 in 2025
Driest 1.06 in 2007

See Chattanooga's live weather grade →

Visiting Chattanooga in May? See how its comfort stacks up against where you live.

Compare Chattanooga with your city →

‹ April · Chattanooga climate overview · June ›