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Washington · source coverage

Washington
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 references156
Seasonal-model references147
Census places searchable639

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

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    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.

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    Washington weather stations

    9 references do not support an ordinary annual freeze calendar.

    All 156 stations

    Aberdeen 20nne

    Seasonal reference

    Conditional spring median Apr 15

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    Aberdeen

    Seasonal reference

    Conditional spring median Mar 29

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    Anacortes

    Seasonal reference

    Conditional spring median Mar 8

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    Arlington

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    Limited-quality reference

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    Baring

    Seasonal reference

    Conditional spring median Apr 14

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    Battle Ground

    Seasonal reference

    Conditional spring median Apr 26

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    Bellingham 3 Ssw

    Seasonal reference

    Conditional spring median Apr 1

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    Bellingham INTL AP

    Seasonal reference

    Conditional spring median Mar 31

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    Bickleton

    Seasonal reference

    Conditional spring median May 16

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    Blaine

    Seasonal reference

    Conditional spring median Mar 31

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    Boundary Dam

    Seasonal reference

    Conditional spring median May 4

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    Bremerton

    Seasonal reference

    Conditional spring median Mar 29

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    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