St. Davids, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Davids, a community in Delaware County, Pennsylvania.
Today
85°F
Mostly Sunny
Mostly sunny, with a high near 85. Northeast wind 0 to 5 mph.
7-day forecast for St. Davids
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Tonight | 67°F | Mostly Cloudy | 0 mph | 7% |
| Wednesday | 84°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph SE | 74% |
| Wednesday Night | 72°F | Showers And Thunderstorms Likely | 5 mph S | 69% |
| Thursday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 25% |
| Thursday Night | 73°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 34% |
| Friday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph SW | 41% |
| Friday Night | 72°F | Chance Showers And Thunderstorms | 5 mph SW | 44% |
| Saturday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 5 mph W | 38% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 5 mph W | 38% |
| Sunday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph W | 15% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 5 mph SW | 15% |
| Monday | 90°F | Sunny | 5 to 10 mph W | 11% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph W | 17% |
Forecast source: National Weather Service (api.weather.gov) for St. Davids (40.039, -75.374). Updated through the day.
Growing snapshot for St. Davids
Last spring frost
Apr 8
First fall frost
Oct 31
Growing season
203 days
Hardiness zone
7a
More local growing data for St. Davids: nearby ZIP 19085 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Norristown, Pa (5.1 mi from St. Davids). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.