Sylvania, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sylvania, a city in Lucas County, Ohio.
This Afternoon
76°F
Sunny
Sunny, with a high near 76. South wind around 14 mph.
7-day forecast for Sylvania
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Sunny | 14 mph S | 2% |
| Tonight | 62°F | Mostly Cloudy then Chance Light Rain | 12 mph S | 34% |
| Wednesday | 69°F | Light Rain Likely | 12 to 16 mph S | 72% |
| Wednesday Night | 52°F | Chance Light Rain then Mostly Cloudy | 8 to 14 mph SW | 50% |
| Thursday | 62°F | Partly Sunny | 9 to 15 mph SW | 8% |
| Thursday Night | 46°F | Mostly Cloudy then Slight Chance Light Rain | 3 to 9 mph W | 15% |
| Friday | 56°F | Chance Light Rain | 3 to 9 mph NW | 39% |
| Friday Night | 39°F | Chance Light Rain | 8 mph NW | 35% |
| Saturday | 53°F | Slight Chance Light Rain then Partly Sunny | 9 mph NW | 18% |
| Saturday Night | 34°F | Partly Cloudy | 5 mph W | 7% |
| Sunday | 56°F | Mostly Sunny then Slight Chance Light Rain | 3 to 12 mph W | 16% |
| Sunday Night | 35°F | Slight Chance Light Rain then Partly Cloudy | 6 to 9 mph W | 16% |
| Monday | 58°F | Mostly Sunny | 6 to 13 mph W | 14% |
| Monday Night | 38°F | Partly Cloudy | 9 mph SW | 12% |
Forecast source: National Weather Service (api.weather.gov) for Sylvania (41.710, -83.710). Updated through the day.
Growing snapshot for Sylvania
Last spring frost
Apr 22
First fall frost
Oct 24
Growing season
188 days
Hardiness zone
6b
More local growing data for Sylvania: nearby ZIP 43560 weather · frost dates · planting calendar · Ohio frost dates
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Waterville
Whitehouse
Climate data from the nearest NOAA station, Toledo Express Ap, Oh (8.4 mi from Sylvania). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.