Boswell, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Boswell, a borough in Somerset County, Pennsylvania.
This Afternoon
73°F
Partly Sunny
Partly sunny, with a high near 73. North wind around 7 mph.
7-day forecast for Boswell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Partly Sunny | 7 mph N | 10% |
| Tonight | 52°F | Areas Of Fog | 1 to 6 mph NE | 5% |
| Saturday | 72°F | Partly Sunny | 2 to 7 mph SE | 3% |
| Saturday Night | 60°F | Mostly Cloudy then Chance Rain Showers | 6 to 9 mph SE | 48% |
| Sunday | 74°F | Showers And Thunderstorms | 8 mph SW | 95% |
| Sunday Night | 56°F | Showers And Thunderstorms | 5 mph N | 95% |
| Monday | 65°F | Chance Rain Showers | 3 to 8 mph E | 47% |
| Monday Night | 52°F | Rain Showers Likely | 8 to 12 mph E | 71% |
| Tuesday | 60°F | Showers And Thunderstorms Likely | 14 mph SE | 73% |
| Tuesday Night | 48°F | Showers And Thunderstorms Likely | 15 mph E | 71% |
| Wednesday | 57°F | Showers And Thunderstorms Likely | 14 mph SE | 65% |
| Wednesday Night | 48°F | Showers And Thunderstorms Likely | 10 to 14 mph SE | 56% |
| Thursday | 60°F | Chance Showers And Thunderstorms | 9 mph SE | 49% |
| Thursday Night | 48°F | Chance Rain Showers | 2 to 7 mph E | 32% |
Forecast source: National Weather Service (api.weather.gov) for Boswell (40.161, -79.027). Updated through the day.
Growing snapshot for Boswell
Last spring frost
May 6
First fall frost
Oct 12
Growing season
159 days
Hardiness zone
6a
More local growing data for Boswell: nearby ZIP 15546 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Laurel Summit, Pa (5.4 mi from Boswell). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.