Tatamy, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tatamy, a borough in Northampton County, Pennsylvania.
Today
73°F
Mostly Sunny
Mostly sunny, with a high near 73. East wind 0 to 5 mph.
7-day forecast for Tatamy
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Mostly Sunny | 0 to 5 mph E | 1% |
| Tonight | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph SE | 24% |
| Sunday | 70°F | Rain Showers | 5 mph S | 99% |
| Sunday Night | 55°F | Showers And Thunderstorms | 5 to 10 mph W | 80% |
| Monday | 69°F | Partly Sunny | 5 to 10 mph NE | 9% |
| Monday Night | 48°F | Mostly Cloudy then Chance Rain Showers | 5 to 10 mph NE | 30% |
| Tuesday | 62°F | Chance Rain Showers | 10 mph NE | 30% |
| Tuesday Night | 47°F | Chance Rain Showers | 10 to 15 mph NE | 29% |
| Wednesday | 63°F | Slight Chance Rain Showers | 15 mph NE | 24% |
| Wednesday Night | 47°F | Chance Rain Showers | 10 to 15 mph NE | 32% |
| Thursday | 63°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
| Thursday Night | 47°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
| Friday | 67°F | Chance Rain Showers | 10 mph N | 25% |
| Friday Night | 48°F | Chance Rain Showers | 5 to 10 mph NE | 25% |
Forecast source: National Weather Service (api.weather.gov) for Tatamy (40.741, -75.256). Updated through the day.
Growing snapshot for Tatamy
Last spring frost
Apr 18
First fall frost
Oct 25
Growing season
188 days
Hardiness zone
7a
More local growing data for Tatamy: nearby ZIP 18085 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Ackermanville
Bangor
Bath
Belfast
Chapman
Cherryville
Chestnut Hill
East Bangor
Eastlawn Gardens
Easton
Freemansburg
Glendon
Hellertown
Martins Creek
Middletown
Morgan Hill
Mount Bethel
Nazareth
Northampton
Old Orchard
Palmer Heights
Pen Argyl
Portland
Raubsville
Roseto
Stockertown
Walnutport
West Easton
Wilson
Wind Gap
Climate data from the nearest NOAA station, Phillipsburg-Easton Brg, Nj (4.3 mi from Tatamy). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.