Chattanooga 7-day weather forecast

Written by:
March 23, 2026
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Chattanooga 7-day weather forecast

created the forecast for Chattanooga, Tennessee using data from . This week's high is 90 掳F on Monday, while the low is 64 掳F on Tuesday. There are expected to be 0 sunny days and rain on 5 days this week.

There are currently no weather alerts.

Monday, May 18

- High of 90 掳F, low of 67 掳F (50% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:35 AM, sunset at 8:40 PM
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1 / 6
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Tuesday, May 19

- High of 89 掳F, low of 64 掳F (44% humidity)
- Mostly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:34 AM, sunset at 8:40 PM
2 / 6
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Wednesday, May 20

- High of 88 掳F, low of 66 掳F (45% humidity)
- Overcast with a 100% chance of rain (7 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:34 AM, sunset at 8:41 PM
3 / 6
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Thursday, May 21

- High of 79 掳F, low of 64 掳F (70% humidity)
- Overcast with a 100% chance of rain (5 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:33 AM, sunset at 8:42 PM
4 / 6
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Friday, May 22

- High of 77 掳F, low of 64 掳F (82% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- Light breeze (7 mph wind)
- Sunrise at 6:33 AM, sunset at 8:43 PM
5 / 6
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Saturday, May 23

- High of 78 掳F, low of 65 掳F (76% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- Light breeze (7 mph wind)
- Sunrise at 6:32 AM, sunset at 8:43 PM
- First quarter moon
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6 / 6
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Sunday, May 24

- High of 89 掳F, low of 66 掳F (61% humidity)
- Mostly cloudy with a 100% chance of rain (6 mm of rain)
- Gentle breeze (8 mph wind)
- Sunrise at 6:31 AM, sunset at 8:44 PM

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