Bristol, PA Weather & Growing Conditions
This Afternoon
76°F
Partly Sunny
Partly sunny, with a high near 76. East wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Partly Sunny | 5 mph E | 1% |
| Tonight | 62°F | Mostly Cloudy | 5 mph E | 5% |
| Sunday | 78°F | Rain Showers Likely | 5 to 10 mph SE | 62% |
| Sunday Night | 61°F | Rain Showers Likely | 5 to 10 mph W | 68% |
| Monday | 71°F | Partly Sunny then Chance Rain Showers | 5 to 10 mph NE | 30% |
| Monday Night | 56°F | Chance Rain Showers | 5 to 10 mph NE | 30% |
| Tuesday | 67°F | Chance Rain Showers | 10 mph NE | 36% |
| Tuesday Night | 54°F | Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 36% |
| Wednesday | 66°F | Slight Chance Rain Showers | 15 mph NE | 22% |
| Wednesday Night | 54°F | Slight Chance Rain Showers | 15 mph NE | 23% |
| Thursday | 64°F | Chance Rain Showers | 10 to 15 mph NE | 29% |
| Thursday Night | 53°F | Chance Rain Showers | 10 to 15 mph NE | 35% |
| Friday | 67°F | Chance Rain Showers | 10 to 15 mph N | 35% |
| Friday Night | 53°F | Chance Rain Showers | 10 to 15 mph N | 34% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bristol, PA
Last spring frost
Apr 21
First fall frost
Oct 25
Growing season
185 days
Hardiness zone
7b
Explore more for Bristol, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Neshaminy Falls, Pa (5.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.