Spring 2026 weather forecast for Chattanooga

Prepare for spring weather in Chattanooga, TN with these seasonal temperature and precipitation outlooks.

A photo with green trees and bushes lining the border and water from the Coolidge Park fountains spraying up with the Walnut Street Bridge in the background and a blue/cloudy sky.

Spring forward with us.

Photo by Lori T. (submitted for our 2023 Picture of the Year contest)

Table of Contents

We know the question on your mind — how many “April showers” will it take to bring May flowers this year? Thanks to the National Oceanic and Atmospheric Administration’s Climate Prediction Center, we know what temperatures and precipitation trends to expect in Chattanooga this spring.

Reminder: The first day of spring is Friday, March 20.

Screenshot of a heat map showing the United States + which areas will see higher or lower than average temperatures this season.

Thankfully, we won’t be seeing New Mexico-levels of heat this spring.

Map via NOAA

🌡️ Temperature

This spring, Chattanooga has a 33-40% chance of temperatures being higher than last year’s temps.

🌨️ Precipitation

It’s a toss-up. Chattanooga has equal chances of seeing above-normal or below-normal amounts of rainfall this spring. We’ll err on the side of caution + prepare the umbrellas.

What the rest of March has in store

In Chattanooga, temperatures usually range from the mid-40s to the upper-60s this month. With this change typically comes an average of ~4.5 inches of precipitation.

April showers

April tends to lead the seasonal transition, with temperatures rarely falling below 35°. Make sure you keep an umbrella on hand as you enjoy the longer days — in April, the sun will set past 8 p.m. all month long, but this month also tends to be rainy.

May’s flowers

Historically, temperatures range from the low-60s to the upper-80s during May, bringing moderately hot days with an average UV index of six. So grab your sunblock and prepare to spend a lot of time outdoors before we transition into summer.

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