Sugar Grove, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sugar Grove, a borough in Warren County, Pennsylvania.
Overnight
50°F
Patchy Fog
Patchy fog. Mostly clear, with a low around 50. South wind around 1 mph.
7-day forecast for Sugar Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Patchy Fog | 1 mph S | 0% |
| Tuesday | 82°F | Patchy Fog then Sunny | 0 to 3 mph S | 0% |
| Tuesday Night | 60°F | Mostly Clear | 5 mph SE | 0% |
| Wednesday | 85°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 mph S | 42% |
| Wednesday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph S | 58% |
| Thursday | 84°F | Showers And Thunderstorms | 6 mph SW | 77% |
| Thursday Night | 65°F | Showers And Thunderstorms | 5 mph SW | 77% |
| Friday | 82°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph SW | 83% |
| Friday Night | 63°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph SW | 83% |
| Saturday | 83°F | Showers And Thunderstorms Likely | 3 to 7 mph SW | 59% |
| Saturday Night | 64°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 6 mph SW | 59% |
| Sunday | 85°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 9 mph SW | 23% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 8 mph SW | 38% |
| Monday | 83°F | Chance Rain Showers | 7 to 10 mph SW | 50% |
Forecast source: National Weather Service (api.weather.gov) for Sugar Grove (41.984, -79.340). Updated through the day.
Growing snapshot for Sugar Grove
Last spring frost
May 22
First fall frost
Sep 30
Growing season
131 days
Hardiness zone
5b
More local growing data for Sugar Grove: nearby ZIP 16350 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Chandlers Valley 1Se, Pa (2.7 mi from Sugar Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.