Guilford Lake, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Guilford Lake, a community in Columbiana County, Ohio.
Today
72°F
Mostly Cloudy then Light Rain
Rain after 1pm. Mostly cloudy. High near 72, with temperatures falling to around 66 in the afternoon. South wind 6 to 12 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Guilford Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Mostly Cloudy then Light Rain | 6 to 12 mph S | 93% |
| Tonight | 56°F | Light Rain | 8 to 14 mph S | 93% |
| Thursday | 65°F | Partly Sunny | 7 to 13 mph SW | 1% |
| Thursday Night | 45°F | Partly Cloudy | 2 to 6 mph SW | 0% |
| Friday | 59°F | Chance Light Rain | 2 to 7 mph W | 38% |
| Friday Night | 40°F | Chance Light Rain | 5 to 8 mph W | 40% |
| Saturday | 51°F | Chance Light Rain | 12 mph W | 38% |
| Saturday Night | 34°F | Chance Light Rain then Mostly Cloudy | 5 to 8 mph W | 31% |
| Sunday | 53°F | Mostly Sunny | 6 to 12 mph W | 5% |
| Sunday Night | 33°F | Partly Cloudy | 8 mph W | 4% |
| Monday | 55°F | Mostly Sunny | 7 to 10 mph W | 9% |
| Monday Night | 35°F | Mostly Clear | 5 to 9 mph SW | 9% |
| Tuesday | 59°F | Mostly Sunny | 8 to 13 mph SW | 3% |
| Tuesday Night | 34°F | Partly Cloudy | 3 to 7 mph W | 3% |
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 Nov 4, 2026.