Blanchester, OH Weather Forecast

Local 7-day forecast

89°

Areas Of Smoke

Track current conditions, temperature changes, wind, and the full daily outlook for Blanchester, OH in one place.

Friday, July 17, 2026

Wind: 5 mph S

Today

Areas of smoke before 10am, then areas of smoke and a slight chance of rain showers between 10am and 11am, then areas of smoke and a chance of showers and thunderstorms between 11am and 3pm, then showers and thunderstorms likely. Partly sunny, with a high near 89. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Blanchester, OH is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 17, 2026 11:37 AM EDT.

The active forecast window currently covers Jul 17 to Jul 23, 2026 for Blanchester, OH.

Page Snapshot

Page focus: city weather
Forecast window: Jul 17 to Jul 23, 2026
Latest sync: Jul 17, 2026 11:37 AM EDT
Forecast office: ILN
Source: NOAA / NWS

Next High

89°F

Today

Next Low

72°F

Tonight

Rain Outlook

Periods mentioning precipitation

Windiest

9 to 16 mph

Tuesday

Daily Outlook

Today

Jul 17

Areas Of Smoke

89 °F

/ 72°F

Wind 5 mph

Sat

Jul 18

Chance Showers And Thunderstorms

89 °F

/ 69°F

Wind 6 to 14 mph

Sun

Jul 19

Mostly Sunny

85 °F

/ 63°F

Wind 5 to 8 mph

Mon

Jul 20

Sunny

87 °F

/ 70°F

Wind 5 mph

Tue

Jul 21

Showers And Thunderstorms Likely

90 °F

/ 65°F

Wind 9 to 16 mph

Wed

Jul 22

Mostly Sunny

81 °F

/ 59°F

Wind 7 to 13 mph

Thu

Jul 23

Sunny

80 °F

/ 59°F

Wind 7 mph

This Week in Blanchester

Tuesday looks like the warmest upcoming period in Blanchester at 90 degrees F.

Wednesday Night is the coolest period ahead with temperatures near 59 degrees F.

The strongest winds are forecast for Tuesday at about 9 to 16 mph SW.

Precipitation is mentioned in 7 upcoming forecast periods.

Forecast Details

Last updated: Jul 17, 2026 11:37 AM EDT
Coverage: 7 days
Time zone: America/New_York
Forecast office: ILN
Radar station: KILN

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tonight

Jul 17

72°F

Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms

2 to 6 mph SW

Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers and thunderstorms between 11pm and midnight, then a slight chance of showers and thunderstorms between midnight and 1am. Mostly cloudy, with a low around 72. Southwest wind 2 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Saturday

Jul 18

89°F

Chance Showers And Thunderstorms

6 to 14 mph SW

A slight chance of showers and thunderstorms between 8am and 9am, then a chance of showers and thunderstorms between 9am and 11am, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 89. Southwest wind 6 to 14 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

Saturday Night

Jul 18

69°F

Chance Showers And Thunderstorms then Showers And Thunderstorms

5 to 13 mph W

A chance of showers and thunderstorms before 8pm, then showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 69. West wind 5 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Sunday

Jul 19

85°F

Mostly Sunny

5 to 8 mph N

Mostly sunny, with a high near 85. North wind 5 to 8 mph.

Sunday Night

Jul 19

63°F

Mostly Clear

3 to 7 mph NE

Mostly clear, with a low around 63.

Monday

Jul 20

87°F

Sunny

5 mph S

Sunny, with a high near 87.

Monday Night

Jul 20

70°F

Partly Cloudy then Slight Chance Showers And Thunderstorms

3 to 9 mph S

A slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 70.

Tuesday

Jul 21

90°F

Showers And Thunderstorms Likely

9 to 16 mph SW

Showers and thunderstorms likely. Partly sunny, with a high near 90. Chance of precipitation is 60%.

Tuesday Night

Jul 21

65°F

Showers And Thunderstorms Likely

7 to 15 mph NW

Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

Wednesday

Jul 22

81°F

Mostly Sunny

7 to 13 mph N

Mostly sunny, with a high near 81.

Wednesday Night

Jul 22

59°F

Mostly Clear

5 to 12 mph N

Mostly clear, with a low around 59.

Thursday

Jul 23

80°F

Sunny

7 mph NE

Sunny, with a high near 80.

Thursday Night

Jul 23

59°F

Mostly Clear

6 mph NE

Mostly clear, with a low around 59.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Today Jul 17	Areas Of Smoke	89°F	5 mph S	Areas of smoke before 10am, then areas of smoke and a slight chance of rain showers between 10am and 11am, then areas of...
Tonight Jul 17	Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms	72°F	2 to 6 mph SW	Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a cha...
Saturday Jul 18	Chance Showers And Thunderstorms	89°F	6 to 14 mph SW	A slight chance of showers and thunderstorms between 8am and 9am, then a chance of showers and thunderstorms between 9am...
Saturday Night Jul 18	Chance Showers And Thunderstorms then Showers And Thunderstorms	69°F	5 to 13 mph W	A chance of showers and thunderstorms before 8pm, then showers and thunderstorms between 8pm and 2am. Mostly cloudy, wit...
Sunday Jul 19	Mostly Sunny	85°F	5 to 8 mph N	Mostly sunny, with a high near 85. North wind 5 to 8 mph.
Sunday Night Jul 19	Mostly Clear	63°F	3 to 7 mph NE	Mostly clear, with a low around 63.
Monday Jul 20	Sunny	87°F	5 mph S	Sunny, with a high near 87.
Monday Night Jul 20	Partly Cloudy then Slight Chance Showers And Thunderstorms	70°F	3 to 9 mph S	A slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 70.
Tuesday Jul 21	Showers And Thunderstorms Likely	90°F	9 to 16 mph SW	Showers and thunderstorms likely. Partly sunny, with a high near 90. Chance of precipitation is 60%.
Tuesday Night Jul 21	Showers And Thunderstorms Likely	65°F	7 to 15 mph NW	Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Wednesday Jul 22	Mostly Sunny	81°F	7 to 13 mph N	Mostly sunny, with a high near 81.
Wednesday Night Jul 22	Mostly Clear	59°F	5 to 12 mph N	Mostly clear, with a low around 59.
Thursday Jul 23	Sunny	80°F	7 mph NE	Sunny, with a high near 80.
Thursday Night Jul 23	Mostly Clear	59°F	6 mph NE	Mostly clear, with a low around 59.

Nearby Forecasts

Explore weather pages for nearby cities and major places around Blanchester.

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Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.