10-day forecast for Decatur, IN: 45° to 74°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
74°
Best day: Wednesday, October 28
55° · 0.67 in
Worst day: Thursday, November 5
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2874° / 49°0
Morning49°feels 49°
Afternoon74°feels 73°
Evening56°feels 55°
Overnight49°feels 47°
74 °
Decatur, Wednesday, 28 October
Light rain. High 74°, low 49°.
Pressure30.24 inHg
Wind4.7 mph SW
Humidity54%
Visibility6.2 mi
Dew point51°
Thu, 2974° / 55°0.04
Morning55°feels 54°
Afternoon73°feels 73°
Evening64°feels 64°
Overnight55°feels 54°
74 °
Decatur, Thursday, 29 October
Light rain. High 74°, low 55°.
Pressure30.12 inHg
Wind12.5 mph SW
Humidity54%
Visibility6.2 mi
Dew point52°
Fri, 3065° / 47°0
Morning47°feels 47°
Afternoon64°feels 62°
Evening57°feels 55°
Overnight55°feels 54°
65 °
Decatur, Friday, 30 October
Partly cloudy. High 65°, low 47°.
Pressure30.33 inHg
Wind3.6 mph NE
Humidity59%
Visibility6.2 mi
Dew point45°
Sat, 3164° / 53°0
Morning57°feels 55°
Afternoon63°feels 61°
Evening55°feels 54°
Overnight54°feels 52°
64 °
Decatur, Saturday, 31 October
Overcast. High 64°, low 53°.
Pressure30.27 inHg
Wind7.4 mph SE
Humidity49%
Visibility—
Dew point43°
Sun, 0167° / 47°0.11
Morning53°feels 53°
Afternoon65°feels 65°
Evening58°feels 58°
Overnight56°feels 56°
67 °
Decatur, Sunday, 1 November
Light rain. High 67°, low 47°.
Pressure30.21 inHg
Wind6 mph SE
Humidity59%
Visibility—
Dew point50°
Mon, 0263° / 56°0.18
Morning60°feels 60°
Afternoon62°feels 61°
Evening57°feels 56°
Overnight57°feels 57°
63 °
Decatur, Monday, 2 November
Light rain. High 63°, low 56°.
Pressure29.80 inHg
Wind8 mph W
Humidity70%
Visibility—
Dew point52°
Tue, 0355° / 50°0.05
Morning53°feels 52°
Afternoon52°feels 51°
Evening51°feels 49°
Overnight51°feels 49°
55 °
Decatur, Tuesday, 3 November
Light rain. High 55°, low 50°.
Pressure30.15 inHg
Wind16.5 mph NE
Humidity82%
Visibility—
Dew point47°
Wed, 0456° / 45°0.33
Morning48°feels 44°
Afternoon56°feels 55°
Evening53°feels 53°
Overnight53°feels 52°
56 °
Decatur, Wednesday, 4 November
Rain. High 56°, low 45°.
Pressure30.03 inHg
Wind12.7 mph NE
Humidity77%
Visibility—
Dew point48°
Thu, 0555° / 53°0.67
Morning53°feels 53°
Afternoon54°feels 53°
Evening54°feels 53°
Overnight53°feels 53°
55 °
Decatur, Thursday, 5 November
Rain. High 55°, low 53°.
Pressure29.74 inHg
Wind12.8 mph E
Humidity96%
Visibility—
Dew point53°
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.