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North Dakota · source coverage

North Dakota
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 references125
Seasonal-model references120
Census places searchable406

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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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    North Dakota weather stations

    5 references do not support an ordinary annual freeze calendar.

    All 125 stations

    Almont

    Seasonal reference

    Conditional spring median May 17

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    Amidon

    Seasonal reference

    Conditional spring median May 12

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    Ashley

    Seasonal reference

    Conditional spring median May 13

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    Beach

    Seasonal reference

    Conditional spring median May 16

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    Belcourt Keya Radio

    Seasonal reference

    Conditional spring median May 19

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    Beulah 1 W

    Seasonal reference

    Conditional spring median May 21

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    Bismarck 2.4 Nnw

    Seasonal reference

    Conditional spring median May 10

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    Bismarck Wfo

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    Limited-quality reference

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    Bismarck

    Seasonal reference

    Conditional spring median May 14

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    Bottineau

    Seasonal reference

    Conditional spring median May 15

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    Bowman

    Seasonal reference

    Conditional spring median May 16

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    Breien

    Seasonal reference

    Conditional spring median May 12

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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