Bryan, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bryan, a city in Williams County, Ohio.
Today
68°F
Rain Showers
Rain showers. Mostly cloudy, with a high near 68. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Bryan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 68°F | Rain Showers | 15 mph S | 76% |
| Tonight | 49°F | Chance Rain Showers then Mostly Cloudy | 10 mph SW | 30% |
| Thursday | 60°F | Mostly Cloudy | 10 to 15 mph SW | 10% |
| Thursday Night | 44°F | Mostly Cloudy then Chance Rain Showers | 5 to 10 mph W | 34% |
| Friday | 54°F | Chance Rain Showers | 5 to 10 mph NW | 42% |
| Friday Night | 36°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NW | 28% |
| Saturday | 52°F | Mostly Sunny | 5 to 10 mph NW | 8% |
| Saturday Night | 32°F | Partly Cloudy | 5 mph W | 1% |
| Sunday | 55°F | Mostly Sunny | 5 to 10 mph W | 7% |
| Sunday Night | 34°F | Mostly Clear | 5 to 10 mph W | 7% |
| Monday | 58°F | Sunny | 5 to 10 mph W | 2% |
| Monday Night | 38°F | Mostly Clear | 5 mph SW | 1% |
| Tuesday | 62°F | Mostly Sunny | 5 to 10 mph W | 1% |
| Tuesday Night | 36°F | Partly Cloudy | 0 to 5 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Bryan (41.470, -84.548). Updated through the day.
Growing snapshot for Bryan
Last spring frost
Apr 26
First fall frost
Oct 17
Growing season
170 days
Hardiness zone
6a
More local growing data for Bryan: nearby ZIP 43506 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Alvordton
Blakeslee
Edgerton
Edon
Holiday City
Kunkle
Lake Seneca
Montpelier
Nettle Lake
Pioneer
Pulaski
Stryker
West Unity
Climate data from the nearest NOAA station, Bryan 2 Se, Oh (1.6 mi from Bryan). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.