Little Britain, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Little Britain, a community in Chester County, Pennsylvania.
Today
72°F
Patchy Fog then Mostly Sunny
Patchy fog before 8am. Mostly sunny, with a high near 72. South wind 1 to 9 mph.
7-day forecast for Little Britain
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Patchy Fog then Mostly Sunny | 1 to 9 mph S | 2% |
| Tonight | 57°F | Mostly Cloudy | 5 to 9 mph S | 6% |
| Thursday | 70°F | Light Rain Likely | 7 to 12 mph S | 62% |
| Thursday Night | 58°F | Light Rain Likely | 2 to 6 mph SW | 71% |
| Friday | 68°F | Light Rain Likely | 3 mph N | 71% |
| Friday Night | 47°F | Chance Light Rain then Partly Cloudy | 1 to 6 mph NW | 48% |
| Saturday | 61°F | Mostly Sunny | 7 to 12 mph NW | 8% |
| Saturday Night | 41°F | Partly Cloudy | 10 mph NW | 8% |
| Sunday | 59°F | Mostly Sunny | 7 to 12 mph NW | 3% |
| Sunday Night | 39°F | Mostly Clear | 5 to 8 mph W | 4% |
| Monday | 58°F | Sunny | 8 to 14 mph W | 5% |
| Monday Night | 37°F | Mostly Clear | 3 to 8 mph W | 4% |
| Tuesday | 62°F | Sunny | 6 to 12 mph W | 2% |
| Tuesday Night | 38°F | Mostly Clear | 6 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Little Britain (39.779, -76.109). Updated through the day.
Growing snapshot for Little Britain
Last spring frost
Apr 26
First fall frost
Oct 22
Growing season
179 days
Hardiness zone
7a
More local growing data for Little Britain: nearby ZIP 19362 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Octoraro Lake, Pa (3.4 mi from Little Britain). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.