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Chattanooga in May: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Chattanooga in May will be like? Take a look at our weather guide for Chattanooga, based on historical data.
Check flight prices to Chattanooga on Avionero:
May

Weather in Chattanooga in May 2024

Good Weather
Warm
☁️
Cloudy
Are you considering a trip to Chattanooga in May? Well, the weather is usually on your side with an average maximum temperature of +79°F and about 8 sunny days. Just keep in mind that there may be some rain, with an average of 8 rainy days and 102 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+79°F
Avg. max. temperature
+39°F
Min.
+93°F
Max.
102 mm
Total precipitation
70%
Avg. humidity
1 m/s
Avg. wind
8 ☀️
Sunny Days
15 ⛅️
Cloudy
8 🌦
Rainy
Our opinion: Chattanooga has good weather in May.

Average temperature in Chattanooga in May

Here are the expected maximum, average and minimum temperatures in Chattanooga for May based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in May is +81°F with a maximum of +90°F and a minimum of +54°F.

The average maximum temperature goes up 15% by the end of the month, compared with the beginning of the month, from +81°F to +86°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

Chattanooga weather looks like this, on average, in May and the surrounding months.
AprilMayJune
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
125 mm102 mm97 mm
Wind
1 m/s1 m/s1 m/s
Humidity
64%70%71%
Air pressure
1015 HPa1015 HPa1015 HPa
Sunny days
987
Cloudy days
121514
Rainy days
989
Snowy days
000

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 125 mm to 102 mm. Humidity rises from 64% to 70%. The average wind speed doesn’t change much during May, staying around 1 m/s. The days becoming less sunny, going from 9 sunny days in April to 8 in May.

June brings much the same weather, it remains good.

Wind

Wind speed in Chattanooga in May based on historical data.
Last Year
Historical Data

The average wind speed is 2 m/s getting up to 4 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 2 m/s to 1 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Chattanooga based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in May stands at 39%, leading to total precipitation of around 177 mm. The maximum amount of rainfall per day is around 53 mm, which is considered heavy rain. May is a pretty wet month with over 12 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Chattanooga wettest month is March, where a typical day has a 29% chance of precipitation and 131 mm of rainfall per day. October, on the other hand, is the driest month with a mere 19% chance of precipitation and 80 mm of rainfall per day.

How was the weather last May in Chattanooga?

This is the weather in Chattanooga in May 2023:
1 May
🌧️
+80°F
2 May
☁️
+84°F
3 May
☁️
+83°F
4 May
☁️
+81°F
5 May
☁️
+83°F
6 May
🌧️
+78°F
7 May
☁️
+67°F
8 May
☁️
+71°F
9 May
☀️
+77°F
10 May
☀️
+82°F
11 May
☀️
+82°F
12 May
☀️
+84°F
13 May
☁️
+80°F
14 May
☁️
+83°F
15 May
☁️
+83°F
16 May
☁️
+81°F
17 May
☀️
+82°F
18 May
☀️
+86°F
19 May
☁️
+90°F
20 May
☁️
+87°F
21 May
☁️
+88°F
22 May
☁️
+86°F
23 May
🌧️
+71°F
24 May
☁️
+75°F
25 May
🌧️
+75°F
26 May
🌧️
+72°F
27 May
☁️
+76°F
28 May
☁️
+78°F
29 May
☀️
+84°F
30 May
☀️
+87°F
31 May
☁️
+87°F
In May 2023 Chattanooga had 8 sunny days, 18 cloudy days, and 5 rainy days. The average maximum temperature was +81°F, with an absolute maximum of +90°F and a minimum of +66°F. The average humidity was 71%, with a maximum of 92% and a minimum of 38%. The average wind speed was 2 m/s, with a maximum of 12 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change Over the Years

This is how Chattanooga climate has changed over the last 43 years.

The climate in Chattanooga in May has not changed that much over the last 43 years.

The average temperature was the lowest in 1997 (+76°F) and the highest in 2012 (+86°F). The driest year was 2007 with only 26 mm of rainfall, and the wettest year was 2003 with 458 mm.

FAQ

Frequently asked questions about the weather in Chattanooga in May:

Is May a good time to visit Chattanooga?

May is a really good time to go to Chattanooga. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Chattanooga.

Can you sunbathe in Chattanooga in May?

May is warm in Chattanooga. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is Chattanooga rainy in May?

Chattanooga is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Chattanooga in May?

Usually, it’s not very sunny in Chattanooga in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in USA

Check out the weather for 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, 2022.

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.