10-day forecast for Decatur, AL: 68° to 101°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
101°
Best day: Sunday, August 16
94° · 0.15 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1092° / 68°0.1
Morning80°feels 84°
Afternoon90°feels 93°
Evening76°feels 77°
Overnight76°feels 77°
92 °
Decatur, Monday, 10 August
Rain. High 92°, low 68°.
Pressure30.09 inHg
Wind6.4 mph SW
Humidity53%
Visibility6.2 mi
Dew point71°
Tue, 1194° / 72°0.15
Morning75°feels 77°
Afternoon94°feels 100°
Evening81°feels 85°
Overnight72°feels 74°
94 °
Decatur, Tuesday, 11 August
Rain. High 94°, low 72°.
Pressure30.06 inHg
Wind6.3 mph SW
Humidity54%
Visibility6.2 mi
Dew point72°
Wed, 1294° / 75°0
Morning80°feels 80°
Afternoon94°feels 101°
Evening82°feels 85°
Overnight77°feels 78°
94 °
Decatur, Wednesday, 12 August
Partly cloudy. High 94°, low 75°.
Pressure29.97 inHg
Wind11.9 mph W
Humidity49%
Visibility6.2 mi
Dew point71°
Thu, 1396° / 74°0.14
Morning79°feels 82°
Afternoon93°feels 100°
Evening89°feels 96°
Overnight77°feels 78°
96 °
Decatur, Thursday, 13 August
Light rain. High 96°, low 74°.
Pressure29.97 inHg
Wind9.8 mph W
Humidity49%
Visibility—
Dew point69°
Fri, 1496° / 75°0.01
Morning81°feels 84°
Afternoon94°feels 101°
Evening85°feels 91°
Overnight81°feels 85°
96 °
Decatur, Friday, 14 August
Light rain. High 96°, low 75°.
Pressure30.03 inHg
Wind10.2 mph SW
Humidity44%
Visibility—
Dew point68°
Sat, 1598° / 78°0
Morning83°feels 85°
Afternoon95°feels 100°
Evening89°feels 95°
Overnight83°feels 86°
98 °
Decatur, Saturday, 15 August
Partly cloudy. High 98°, low 78°.
Pressure30.12 inHg
Wind7.5 mph W
Humidity39%
Visibility—
Dew point65°
Sun, 16101° / 78°0
Morning84°feels 86°
Afternoon98°feels 103°
Evening92°feels 97°
Overnight85°feels 86°
101 °
Decatur, Sunday, 16 August
Partly cloudy. High 101°, low 78°.
Pressure30.06 inHg
Wind8.7 mph NW
Humidity35%
Visibility—
Dew point64°
Mon, 1799° / 78°0
Morning84°feels 86°
Afternoon96°feels 102°
Evening87°feels 97°
Overnight83°feels 88°
99 °
Decatur, Monday, 17 August
Partly cloudy. High 99°, low 78°.
Pressure29.97 inHg
Wind7 mph NW
Humidity39%
Visibility—
Dew point66°
Tue, 1895° / 77°0.07
Morning83°feels 86°
Afternoon92°feels 100°
Evening87°feels 94°
Overnight81°feels 84°
95 °
Decatur, Tuesday, 18 August
Light rain. High 95°, low 77°.
Pressure29.97 inHg
Wind8.3 mph N
Humidity48%
Visibility—
Dew point69°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Decatur, AL around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.