10-day forecast for Decatur, IN: 40° to 73°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Tuesday, November 3
59° · 0.12 in
Worst day: Friday, November 6
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 3164° / 46°0.01
Morning48°feels 45°
Afternoon64°feels 63°
Evening56°feels 54°
Overnight46°feels 42°
64 °
Decatur, Saturday, 31 October
Light rain. High 64°, low 46°.
Pressure30.42 inHg
Wind5.5 mph E
Humidity59%
Visibility6.2 mi
Dew point40°
Sun, 0172° / 52°0
Morning52°feels 51°
Afternoon72°feels 70°
Evening62°feels 61°
Overnight55°feels 53°
72 °
Decatur, Sunday, 1 November
Overcast. High 72°, low 52°.
Pressure30.36 inHg
Wind1.3 mph SE
Humidity49%
Visibility6.2 mi
Dew point47°
Mon, 0264° / 57°0
Morning57°feels 55°
Afternoon63°feels 62°
Evening60°feels 59°
Overnight58°feels 57°
64 °
Decatur, Monday, 2 November
Overcast. High 64°, low 57°.
Pressure30.24 inHg
Wind8 mph S
Humidity59%
Visibility6.2 mi
Dew point47°
Tue, 0373° / 57°0
Morning63°feels 62°
Afternoon71°feels 71°
Evening66°feels 65°
Overnight59°feels 58°
73 °
Decatur, Tuesday, 3 November
Mostly clear. High 73°, low 57°.
Pressure30.03 inHg
Wind14.7 mph S
Humidity55%
Visibility—
Dew point53°
Wed, 0469° / 58°0
Morning61°feels 60°
Afternoon68°feels 68°
Evening64°feels 64°
Overnight61°feels 61°
69 °
Decatur, Wednesday, 4 November
Overcast. High 69°, low 58°.
Pressure29.85 inHg
Wind14.7 mph S
Humidity57%
Visibility—
Dew point52°
Thu, 0562° / 59°0.07
Morning60°feels 60°
Afternoon60°feels 61°
Evening60°feels 60°
Overnight59°feels 59°
62 °
Decatur, Thursday, 5 November
Light rain. High 62°, low 59°.
Pressure29.62 inHg
Wind9.8 mph SE
Humidity94%
Visibility—
Dew point59°
Fri, 0659° / 49°0.12
Morning54°feels 53°
Afternoon56°feels 55°
Evening51°feels 49°
Overnight49°feels 47°
59 °
Decatur, Friday, 6 November
Light rain. High 59°, low 49°.
Pressure29.74 inHg
Wind13.7 mph N
Humidity66%
Visibility—
Dew point46°
Sat, 0755° / 41°0
Morning45°feels 42°
Afternoon53°feels 51°
Evening48°feels 47°
Overnight45°feels 42°
55 °
Decatur, Saturday, 7 November
Clear. High 55°, low 41°.
Pressure30.12 inHg
Wind9.1 mph N
Humidity55%
Visibility—
Dew point37°
Sun, 0854° / 40°0
Morning44°feels 40°
Afternoon53°feels 50°
Evening49°feels 44°
Overnight45°feels 40°
54 °
Decatur, Sunday, 8 November
Overcast. High 54°, low 40°.
Pressure30.12 inHg
Wind11.4 mph E
Humidity50%
Visibility—
Dew point34°
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, IN 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.