Buena Vista, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Buena Vista, a community in Allegheny County, Pennsylvania.
Overnight
66°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Buena Vista
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 66°F | Showers And Thunderstorms | 7 mph S | 77% |
| Sunday | 77°F | Showers And Thunderstorms | 7 to 10 mph W | 86% |
| Sunday Night | 58°F | Showers And Thunderstorms Likely | 6 to 10 mph N | 58% |
| Monday | 68°F | Showers And Thunderstorms Likely | 13 mph NE | 66% |
| Monday Night | 56°F | Showers And Thunderstorms | 10 to 14 mph E | 78% |
| Tuesday | 66°F | Rain Showers | 12 to 15 mph E | 76% |
| Tuesday Night | 52°F | Showers And Thunderstorms | 13 to 16 mph E | 82% |
| Wednesday | 63°F | Showers And Thunderstorms | 15 mph E | 81% |
| Wednesday Night | 51°F | Showers And Thunderstorms Likely | 10 to 15 mph E | 62% |
| Thursday | 65°F | Chance Rain Showers | 12 mph E | 50% |
| Thursday Night | 49°F | Partly Cloudy | 5 to 10 mph E | 14% |
| Friday | 67°F | Mostly Sunny | 5 to 9 mph NE | 8% |
| Friday Night | 48°F | Partly Cloudy | 3 to 9 mph N | 8% |
| Saturday | 70°F | Mostly Sunny | 3 to 9 mph N | 5% |
Forecast source: National Weather Service (api.weather.gov) for Buena Vista (40.278, -79.800). Updated through the day.
Growing snapshot for Buena Vista
Last spring frost
May 2
First fall frost
Oct 20
Growing season
170 days
Hardiness zone
6b
More local growing data for Buena Vista: nearby ZIP 15018 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Mckeesport, Pa (5.1 mi from Buena Vista). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.