Sligo, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sligo, a borough in Clarion County, Pennsylvania.
This Afternoon
75°F
Sunny
Sunny, with a high near 75. North wind around 7 mph.
7-day forecast for Sligo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Sunny | 7 mph N | 10% |
| Tonight | 54°F | Partly Cloudy | 6 mph NE | 10% |
| Saturday | 74°F | Partly Sunny | 6 mph E | 12% |
| Saturday Night | 62°F | Mostly Cloudy then Showers And Thunderstorms | 6 mph SE | 77% |
| Sunday | 74°F | Showers And Thunderstorms | 7 mph SW | 95% |
| Sunday Night | 54°F | Rain Showers Likely | 6 to 9 mph N | 68% |
| Monday | 68°F | Chance Rain Showers | 9 mph NE | 29% |
| Monday Night | 53°F | Rain Showers Likely | 12 mph E | 55% |
| Tuesday | 64°F | Rain Showers Likely | 12 mph E | 63% |
| Tuesday Night | 50°F | Showers And Thunderstorms Likely | 15 mph E | 63% |
| Wednesday | 61°F | Rain Showers Likely | 10 to 14 mph E | 63% |
| Wednesday Night | 50°F | Chance Showers And Thunderstorms | 13 mph E | 52% |
| Thursday | 63°F | Chance Rain Showers | 10 mph E | 46% |
| Thursday Night | 50°F | Slight Chance Rain Showers | 3 to 7 mph E | 23% |
Forecast source: National Weather Service (api.weather.gov) for Sligo (41.110, -79.503). Updated through the day.
Growing snapshot for Sligo
Last spring frost
May 9
First fall frost
Oct 11
Growing season
154 days
Hardiness zone
6a
More local growing data for Sligo: nearby ZIP 16255 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Callensburg
Clarion
Crown
Foxburg
Hawthorn
Knox
Leeper
Marianne
Parker
Rimersburg
Shippenville
St. Petersburg
Strattanville
Tylersburg
Vowinckel
Climate data from the nearest NOAA station, Clarion 3 Sw, Pa (4.7 mi from Sligo). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.