Guilford Lake, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Guilford Lake, a community in Columbiana County, Ohio.
This Afternoon
73°F
Slight Chance Rain Showers
A slight chance of rain showers after 4pm. Partly sunny, with a high near 73. Southeast wind around 3 mph. Chance of precipitation is 30%.
7-day forecast for Guilford Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Slight Chance Rain Showers | 3 mph SE | 25% |
| Tonight | 64°F | Rain Showers Likely then Chance Showers And Thunderstorms | 2 to 7 mph S | 73% |
| Sunday | 75°F | Showers And Thunderstorms | 8 mph W | 92% |
| Sunday Night | 53°F | Chance Showers And Thunderstorms | 9 mph NE | 52% |
| Monday | 68°F | Chance Rain Showers | 10 mph NE | 28% |
| Monday Night | 53°F | Chance Rain Showers | 12 mph NE | 32% |
| Tuesday | 65°F | Chance Rain Showers | 13 mph E | 47% |
| Tuesday Night | 53°F | Showers And Thunderstorms | 15 mph E | 77% |
| Wednesday | 64°F | Showers And Thunderstorms | 15 mph E | 77% |
| Wednesday Night | 51°F | Showers And Thunderstorms Likely | 12 to 15 mph E | 60% |
| Thursday | 65°F | Showers And Thunderstorms Likely | 8 to 12 mph E | 60% |
| Thursday Night | 49°F | Slight Chance Rain Showers | 5 to 8 mph E | 15% |
| Friday | 69°F | Slight Chance Rain Showers then Mostly Sunny | 6 to 9 mph NE | 15% |
| Friday Night | 49°F | Partly Cloudy | 5 to 9 mph N | 10% |
Forecast source: National Weather Service (api.weather.gov) for Guilford Lake (40.796, -80.874). Updated through the day.
Growing snapshot for Guilford Lake
Last spring frost
May 2
First fall frost
Oct 13
Growing season
165 days
Hardiness zone
6a
More local growing data for Guilford Lake: nearby ZIP 44493 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Columbiana
East Palestine
East Rochester
Glenmoor
Hanoverton
Homeworth
La Croft
Lake Tomahawk
Leetonia
Lisbon
Negley
New Waterford
Rogers
Salem
Salem Heights
Salineville
Summitville
Washingtonville
Climate data from the nearest NOAA station, Millport 4 Ne, Oh (4 mi from Guilford Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.