10-day forecast for Decatur, IN: 38° to 73°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Monday, October 26
56° · 0.76 in
Worst day: Monday, November 2
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2770° / 45°0
Morning45°feels 41°
Afternoon70°feels 70°
Evening59°feels 59°
Overnight47°feels 43°
70 °
Decatur, Tuesday, 27 October
Overcast. High 70°, low 45°.
Pressure30.33 inHg
Wind6.8 mph E
Humidity69%
Visibility6.2 mi
Dew point51°
Wed, 2872° / 51°0
Morning51°feels 50°
Afternoon71°feels 70°
Evening63°feels 62°
Overnight53°feels 52°
72 °
Decatur, Wednesday, 28 October
Mostly clear. High 72°, low 51°.
Pressure30.27 inHg
Wind4 mph S
Humidity66%
Visibility6.2 mi
Dew point51°
Thu, 2973° / 51°0.04
Morning51°feels 50°
Afternoon72°feels 71°
Evening65°feels 64°
Overnight54°feels 53°
73 °
Decatur, Thursday, 29 October
Light rain. High 73°, low 51°.
Pressure30.15 inHg
Wind8.9 mph SW
Humidity56%
Visibility6.2 mi
Dew point50°
Fri, 3069° / 55°0
Morning60°feels 60°
Afternoon67°feels 66°
Evening58°feels 57°
Overnight56°feels 55°
69 °
Decatur, Friday, 30 October
Overcast. High 69°, low 55°.
Pressure30.18 inHg
Wind6.8 mph W
Humidity63%
Visibility—
Dew point54°
Sat, 3167° / 52°0
Morning58°feels 57°
Afternoon65°feels 64°
Evening56°feels 54°
Overnight53°feels 51°
67 °
Decatur, Saturday, 31 October
Overcast. High 67°, low 52°.
Pressure30.21 inHg
Wind6.1 mph SE
Humidity60%
Visibility—
Dew point51°
Sun, 0163° / 48°0
Morning51°feels 49°
Afternoon60°feels 58°
Evening57°feels 56°
Overnight55°feels 54°
63 °
Decatur, Sunday, 1 November
Overcast. High 63°, low 48°.
Pressure30.12 inHg
Wind7.3 mph E
Humidity49%
Visibility—
Dew point40°
Mon, 0256° / 53°0.76
Morning55°feels 55°
Afternoon55°feels 55°
Evening54°feels 53°
Overnight53°feels 52°
56 °
Decatur, Monday, 2 November
Rain. High 56°, low 53°.
Pressure29.77 inHg
Wind16.1 mph N
Humidity94%
Visibility—
Dew point53°
Tue, 0356° / 46°0
Morning50°feels 47°
Afternoon53°feels 52°
Evening53°feels 52°
Overnight52°feels 51°
56 °
Decatur, Tuesday, 3 November
Overcast. High 56°, low 46°.
Pressure30.03 inHg
Wind9.2 mph N
Humidity80%
Visibility—
Dew point47°
Wed, 0452° / 38°0.05
Morning49°feels 45°
Afternoon45°feels 38°
Evening41°feels 33°
Overnight41°feels 34°
52 °
Decatur, Wednesday, 4 November
Light rain. High 52°, low 38°.
Pressure30.21 inHg
Wind17.3 mph NE
Humidity82%
Visibility—
Dew point41°
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.