ROOTED IN REAL DATA Historical data. Thoughtful planning. No weather guarantees.
Seasonplot Find my window
Home / Frost dates / Pennsylvania
Pennsylvania · source coverage

Pennsylvania
frost date references.

Explore the historical NOAA stations behind the dates. See which references support a seasonal model, and where that model would be misleading.

Station references160
Seasonal-model references142
Census places searchable2,002

Find your local climate reference

Choose a state, then search its cities, towns and Census-designated places.

Choose a state to search the national Census place inventory.

    Census places are not ZIP codes. A nearby station is a reference, not a garden-level measurement. Distance and data limitations are shown before any calculation.

    Browse the evidence

    Pennsylvania weather stations

    18 references do not support an ordinary annual freeze calendar.

    All 160 stations

    Acmetonia Lock 3

    Read the source status

    Limited-quality reference

    Explore probability dates

    Allentown INTL AP

    Seasonal reference

    Conditional spring median Apr 20

    Explore probability dates

    Altoona 3 W

    Seasonal reference

    Conditional spring median Apr 25

    Explore probability dates

    Altoona 7 Sw

    Seasonal reference

    Conditional spring median Apr 25

    Explore probability dates

    Altoona Blair Co AP

    Seasonal reference

    Conditional spring median Apr 23

    Explore probability dates

    Alvin R Bush Dam

    Read the source status

    Limited-quality reference

    Explore probability dates

    Avondale 2 N

    Seasonal reference

    Conditional spring median Apr 19

    Explore probability dates

    Bear Gap

    Seasonal reference

    Conditional spring median Apr 27

    Explore probability dates

    Beaver Falls 1 Ne

    Read the source status

    Limited-quality reference

    Explore probability dates

    Benton 3 Ne

    Seasonal reference

    Conditional spring median May 4

    Explore probability dates

    Biglerville

    Seasonal reference

    Conditional spring median Apr 15

    Explore probability dates

    Bloserville 1 N

    Seasonal reference

    Conditional spring median Apr 18

    Explore probability dates
    Climate is only part of the answer

    Choose crops with
    regional guidance.

    A freeze date does not establish crop suitability. Our vegetable guides keep maturity, soil-temperature and planting-calendar sources tied to their actual regions.

    Explore crop evidence