10-day forecast for Decatur, IN: 38° to 76°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
74°
Best day: Wednesday, October 28
59° · 0.55 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2976° / 50°0.02
Morning51°feels 49°
Afternoon76°feels 75°
Evening60°feels 60°
Overnight51°feels 50°
76 °
Decatur, Thursday, 29 October
Light rain. High 76°, low 50°.
Pressure30.12 inHg
Wind11.4 mph SW
Humidity56%
Visibility6.2 mi
Dew point52°
Fri, 3064° / 46°0
Morning46°feels 46°
Afternoon63°feels 61°
Evening55°feels 53°
Overnight54°feels 53°
64 °
Decatur, Friday, 30 October
Partly cloudy. High 64°, low 46°.
Pressure30.33 inHg
Wind4.9 mph E
Humidity57%
Visibility6.2 mi
Dew point44°
Sat, 3159° / 49°0
Morning51°feels 49°
Afternoon59°feels 57°
Evening55°feels 53°
Overnight52°feels 51°
59 °
Decatur, Saturday, 31 October
Overcast. High 59°, low 49°.
Pressure30.36 inHg
Wind5.1 mph SE
Humidity64%
Visibility6.2 mi
Dew point43°
Sun, 0168° / 48°0
Morning53°feels 53°
Afternoon66°feels 65°
Evening59°feels 58°
Overnight50°feels 50°
68 °
Decatur, Sunday, 1 November
Overcast. High 68°, low 48°.
Pressure30.33 inHg
Wind4.4 mph E
Humidity52%
Visibility—
Dew point47°
Mon, 0274° / 51°0.02
Morning57°feels 56°
Afternoon72°feels 71°
Evening61°feels 60°
Overnight58°feels 57°
74 °
Decatur, Monday, 2 November
Light rain. High 74°, low 51°.
Pressure30.18 inHg
Wind9.9 mph S
Humidity44%
Visibility—
Dew point47°
Tue, 0362° / 54°0.22
Morning55°feels 54°
Afternoon57°feels 56°
Evening59°feels 59°
Overnight59°feels 59°
62 °
Decatur, Tuesday, 3 November
Light rain. High 62°, low 54°.
Pressure29.94 inHg
Wind14.9 mph E
Humidity80%
Visibility—
Dew point50°
Wed, 0459° / 56°0.55
Morning57°feels 56°
Afternoon58°feels 58°
Evening57°feels 56°
Overnight56°feels 56°
59 °
Decatur, Wednesday, 4 November
Rain. High 59°, low 56°.
Pressure29.94 inHg
Wind16.7 mph SE
Humidity78%
Visibility—
Dew point52°
Thu, 0563° / 49°0.4
Morning58°feels 58°
Afternoon61°feels 60°
Evening51°feels 49°
Overnight50°feels 48°
63 °
Decatur, Thursday, 5 November
Rain. High 63°, low 49°.
Pressure29.59 inHg
Wind16.9 mph SE
Humidity68%
Visibility—
Dew point51°
Fri, 0651° / 38°0.15
Morning45°feels 38°
Afternoon43°feels 36°
Evening42°feels 36°
Overnight39°feels 33°
51 °
Decatur, Friday, 6 November
Light rain. High 51°, low 38°.
Pressure29.94 inHg
Wind19.6 mph N
Humidity76%
Visibility—
Dew point37°
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.