Bryan, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bryan, a city in Williams County, Ohio.
Today
84°F
Sunny
Sunny, with a high near 84. South wind around 0 mph.
7-day forecast for Bryan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Sunny | 0 mph | 0% |
| Tonight | 58°F | Mostly Clear | 0 mph | 0% |
| Wednesday | 87°F | Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 65°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 22% |
| Thursday | 84°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 68% |
| Thursday Night | 64°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 68% |
| Friday | 84°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 41% |
| Friday Night | 63°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 41% |
| Saturday | 86°F | Mostly Sunny | 0 to 10 mph SW | 11% |
| Saturday Night | 66°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 22% |
| Sunday | 88°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 15 mph SW | 22% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 10 to 15 mph SW | 39% |
| Monday | 88°F | Chance Rain Showers | 10 mph SW | 39% |
| Monday Night | 67°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 48% |
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 Aug 4, 2026.