Rankin, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rankin, a borough in Allegheny County, Pennsylvania.
Overnight
59°F
Partly Cloudy
Partly cloudy, with a low around 59. Northeast wind around 5 mph.
7-day forecast for Rankin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Partly Cloudy | 5 mph NE | 1% |
| Saturday | 80°F | Partly Sunny | 5 mph E | 4% |
| Saturday Night | 65°F | Showers And Thunderstorms Likely | 7 mph SE | 57% |
| Sunday | 79°F | Showers And Thunderstorms | 7 to 10 mph SW | 99% |
| Sunday Night | 56°F | Showers And Thunderstorms | 10 mph N | 98% |
| Monday | 69°F | Chance Rain Showers | 13 mph NE | 39% |
| Monday Night | 54°F | Rain Showers Likely | 13 mph E | 64% |
| Tuesday | 65°F | Rain Showers Likely | 13 to 16 mph E | 64% |
| Tuesday Night | 52°F | Rain Showers Likely | 13 to 16 mph E | 63% |
| Wednesday | 65°F | Rain Showers Likely | 16 mph E | 63% |
| Wednesday Night | 52°F | Showers And Thunderstorms Likely | 9 to 15 mph E | 60% |
| Thursday | 67°F | Rain Showers Likely | 12 mph E | 58% |
| Thursday Night | 51°F | Chance Showers And Thunderstorms | 5 to 12 mph NE | 28% |
| Friday | 70°F | Partly Sunny then Slight Chance Rain Showers | 7 to 10 mph NE | 18% |
Forecast source: National Weather Service (api.weather.gov) for Rankin (40.413, -79.884). Updated through the day.
Growing snapshot for Rankin
Last spring frost
Apr 5
First fall frost
Nov 10
Growing season
219 days
Hardiness zone
6b
More local growing data for Rankin: nearby ZIP 15218 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Allison Park
Arnold
Aspinwall
Avalon
Bairdford
Bakerstown
Baldwin
Bell Acres
Bellevue
Ben Avon
Ben Avon Heights
Bethel Park
Blaine Hill
Blawnox
Boston
Brackenridge
Braddock
Braddock Hills
Bradford Woods
Brentwood
Bridgeville
Buena Vista
Bunola
Carnegie
Carnot-Moon
Castle Shannon
Chalfant
Cheswick
Churchill
Clairton
Climate data from the nearest NOAA station, Braddock Lock 2, Pa (2.7 mi from Rankin). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.