Cynthiana, OH Weather Forecast
Local 7-day forecast
Mostly Cloudy then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Cynthiana, OH in one place.
A chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 69. North wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
Local Weather Overview
This forecast page for Cynthiana, 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: Sep 17, 2026 9:21 PM EDT.
The active forecast window currently covers Sep 17 to Sep 24, 2026 for Cynthiana, OH.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 17 to Sep 24, 2026
- Latest sync
- Sep 17, 2026 9:21 PM EDT
- Forecast office
- ILN
- Source
- NOAA / NWS
Daily Outlook
This Week in Cynthiana
Sunday looks like the warmest upcoming period in Cynthiana at 84 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 58 degrees F.
The strongest winds are forecast for Monday Night at about 6 to 10 mph NE.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 17, 2026 9:21 PM EDT
- Coverage
- 8 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 sourceExtended Forecast
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely between 7am and 8am, then a slight chance of showers and thunderstorms between 8am and 9am. Mostly cloudy, with a high near 82. Northeast wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Mostly cloudy, with a low around 61. Northeast wind 5 to 8 mph.
Mostly sunny, with a high near 83. Southeast wind around 3 mph.
A chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 68. South wind 2 to 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
A chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
A chance of rain showers. Partly sunny, with a high near 72. Chance of precipitation is 40%.
A chance of rain showers before 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Mostly sunny, with a high near 73.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Sep 17
|
Mostly Cloudy then Chance Showers And Thunderstorms
|
69°F |
5 mph
N
|
|
Friday
Sep 18
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
82°F |
5 to 8 mph
NE
|
|
Friday Night
Sep 18
|
Mostly Cloudy
|
61°F |
5 to 8 mph
NE
|
|
Saturday
Sep 19
|
Mostly Sunny
|
83°F |
3 mph
SE
|
|
Saturday Night
Sep 19
|
Chance Showers And Thunderstorms
|
68°F |
2 to 6 mph
S
|
|
Sunday
Sep 20
|
Chance Showers And Thunderstorms
|
84°F |
7 mph
SW
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms
|
65°F |
6 to 9 mph
N
|
|
Monday
Sep 21
|
Chance Showers And Thunderstorms
|
77°F |
8 mph
NE
|
|
Monday Night
Sep 21
|
Chance Showers And Thunderstorms
|
61°F |
6 to 10 mph
NE
|
|
Tuesday
Sep 22
|
Chance Showers And Thunderstorms
|
74°F |
8 mph
NE
|
|
Tuesday Night
Sep 22
|
Chance Showers And Thunderstorms
|
60°F |
7 to 10 mph
NE
|
|
Wednesday
Sep 23
|
Chance Rain Showers
|
72°F |
9 mph
E
|
|
Wednesday Night
Sep 23
|
Chance Rain Showers
|
58°F |
5 to 9 mph
E
|
|
Thursday
Sep 24
|
Mostly Sunny
|
73°F |
7 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cynthiana.