horticulture:weather

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Weather

Current Weather

Current Weather

Climate Info and Frost Dates

Zone/Region Info

CountySC RegionUSDA ZoneTemperature Range
RichlandCoastal8a(10 to 15 °F/-12.2 to -9.4 °C)
https://planthardiness.ars.usda.gov/
https://hgic.clemson.edu/factsheet/planning-a-garden/

Average Frost Dates

AltitudeLast Spring FrostFirst Fall FrostGrowing Season
223'Mar 24Nov 9229 days
https://www.almanac.com/gardening/frostdates/SC/Columbia
Average Last FrostAverage First Frost
Apr. 1 - Apr. 10Nov. 11 - Nov. 20
https://www.plantmaps.com/interactive-south-carolina-last-frost-date-map.php

Autumn frost freeze dates

https://www.weather.gov/cae/Autumnfrostfreeze.html

Minimum temperature of 36 degrees
Columbia
Average DateOctober 25
Earliest Date10/3/1974
Latest Date11/14/2003
Minimum temperature of 32 degrees
Columbia
Average DateNovember 3
Earliest Date10/4/1974
Latest Date12/10/1978
Minimum temperature of 28 degrees
Columbia
Average DateNovember 16
Earliest Date10/22/1952 & 1974
Latest Date12/19/2011
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