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District of Columbia · source coverage

District of Columbia
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 references0
Seasonal-model references0
Census places searchable1

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

    District of Columbia weather stations

    No source station lies inside this state or district in the inventory. A place lookup can find the nearest reference across its boundary.

    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.

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