Decatur 7-day weather forecast

Written by:
December 1, 2025
ESOlex // Shutterstock

Decatur 7-day weather forecast

Stacker created the forecast for Decatur, Alabama using data from OpenWeather. This week's high is 61 °F on Sunday, while the low is 27 °F on Wednesday. There is expected to be 1 sunny day and rain on 6 days this week.

There are currently no weather alerts.

Monday, December 1

- High of 46 °F, low of 33 °F (49% humidity)
- Overcast with a 100% chance of rain (11 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 6:37 AM, sunset at 4:37 PM
1 / 6
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Tuesday, December 2

- High of 42 °F, low of 29 °F (82% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Gentle breeze (12 mph wind)
- Sunrise at 6:37 AM, sunset at 4:37 PM
2 / 6
Piyawat Nandeenopparit // Shutterstock

Wednesday, December 3

- High of 51 °F, low of 27 °F (42% humidity)
- Fair with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (6 mph wind)
- Sunrise at 6:38 AM, sunset at 4:37 PM
3 / 6
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Thursday, December 4

- High of 50 °F, low of 42 °F (55% humidity)
- Overcast with a 20% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (2 UV index)
- Light breeze (6 mph wind)
- Sunrise at 6:39 AM, sunset at 4:37 PM
- Full moon
4 / 6
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Friday, December 5

- High of 46 °F, low of 42 °F (94% humidity)
- Overcast with a 100% chance of rain (14 mm of rain)
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (5 mph wind)
- Sunrise at 6:40 AM, sunset at 4:37 PM
5 / 6
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Saturday, December 6

- High of 56 °F, low of 47 °F (77% humidity)
- Overcast with a 25% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:41 AM, sunset at 4:37 PM
6 / 6
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Sunday, December 7

- High of 61 °F, low of 42 °F (73% humidity)
- Mostly cloudy with a 100% chance of rain (2 mm of rain)
- Moderate risk of harm from sun exposure (3 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:42 AM, sunset at 4:37 PM

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