10-day forecast for Dayton, OH: 59° to 89°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
89°
Best day: Sunday, August 9
82° · 2.47 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 70°0.82
Morning74°feels 76°
Afternoon85°feels 90°
Evening81°feels 86°
Overnight74°feels 75°
89 °
Dayton, Monday, 10 August
Heavy rain. High 89°, low 70°.
Pressure30.03 inHg
Wind10.6 mph W
Humidity67%
Visibility6.2 mi
Dew point72°
Tue, 1182° / 66°2.47
Morning66°feels 67°
Afternoon79°feels 80°
Evening76°feels 78°
Overnight67°feels 68°
82 °
Dayton, Tuesday, 11 August
Heavy rain. High 82°, low 66°.
Pressure29.94 inHg
Wind15.5 mph S
Humidity93%
Visibility6.2 mi
Dew point69°
Wed, 1284° / 71°0.53
Morning73°feels 74°
Afternoon81°feels 86°
Evening77°feels 78°
Overnight74°feels 76°
84 °
Dayton, Wednesday, 12 August
Rain. High 84°, low 71°.
Pressure29.80 inHg
Wind4.6 mph NW
Humidity81%
Visibility6.2 mi
Dew point74°
Thu, 1377° / 62°0.03
Morning66°feels 67°
Afternoon75°feels 76°
Evening68°feels 69°
Overnight67°feels 68°
77 °
Dayton, Thursday, 13 August
Light rain. High 77°, low 62°.
Pressure30.00 inHg
Wind6.6 mph N
Humidity63%
Visibility—
Dew point61°
Fri, 1476° / 63°0
Morning66°feels 66°
Afternoon71°feels 71°
Evening68°feels 68°
Overnight63°feels 63°
76 °
Dayton, Friday, 14 August
Overcast. High 76°, low 63°.
Pressure30.09 inHg
Wind6.2 mph N
Humidity68%
Visibility—
Dew point60°
Sat, 1577° / 59°0
Morning65°feels 65°
Afternoon76°feels 76°
Evening69°feels 69°
Overnight64°feels 64°
77 °
Dayton, Saturday, 15 August
Overcast. High 77°, low 59°.
Pressure30.27 inHg
Wind4.1 mph N
Humidity55%
Visibility—
Dew point57°
Sun, 1674° / 63°0
Morning65°feels 65°
Afternoon69°feels 69°
Evening68°feels 69°
Overnight64°feels 65°
74 °
Dayton, Sunday, 16 August
Overcast. High 74°, low 63°.
Pressure30.15 inHg
Wind5.4 mph E
Humidity80%
Visibility—
Dew point61°
Mon, 1775° / 63°0.08
Morning66°feels 66°
Afternoon68°feels 69°
Evening69°feels 70°
Overnight65°feels 66°
75 °
Dayton, Monday, 17 August
Light rain. High 75°, low 63°.
Pressure30.06 inHg
Wind4.5 mph NW
Humidity93%
Visibility—
Dew point65°
Tue, 1880° / 63°0
Morning69°feels 70°
Afternoon79°feels 82°
Evening74°feels 74°
Overnight68°feels 69°
80 °
Dayton, Tuesday, 18 August
Partly cloudy. High 80°, low 63°.
Pressure30.00 inHg
Wind3.6 mph E
Humidity63%
Visibility—
Dew point64°
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 Dayton, OH 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.