Rock County, Nebraska · Frost dates
Rock County frost dates.
First-frost, last-frost, and growing-season length for Rock County, Nebraska. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5b
32°F — light freeze
Last spring frost
- 10%
- 05-20
- 20%
- 05-14
- 50%
- 05-06
- 80%
- 04-28
- 90%
- 04-23
First fall frost
- 10%
- 09-20
- 20%
- 09-24
- 50%
- 10-01
- 80%
- 10-10
- 90%
- 10-14
28°F — killing freeze
Last spring freeze
- 10%
- 05-10
- 20%
- 05-05
- 50%
- 04-26
- 80%
- 04-16
- 90%
- 04-11
First fall freeze
- 10%
- 09-28
- 20%
- 10-02
- 50%
- 10-11
- 80%
- 10-20
- 90%
- 10-23
Growing season length (days, 28°F threshold)
- Short year
- 141
- Median
- 168
- Long year
- 195
Source NOAA station
NEWPORT, NE US
14.9 mi · 30 yrs of record (1991–2020) · 2230 ft elev.
Data from NEWPORT, NE US, 14.9 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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