Ulmer, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ulmer, a town in Allendale County, South Carolina.
Tonight
71°F
Partly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers between 2am and 3am. Partly cloudy, with a low around 71. Wind around 0 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Ulmer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Partly Cloudy then Slight Chance Rain Showers | 0 mph | 15% |
| Saturday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 39% |
| Saturday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 32% |
| Sunday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 41% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 41% |
| Monday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 41% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 41% |
| Tuesday | 88°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 mph NE | 52% |
| Tuesday Night | 71°F | Chance Showers And Thunderstorms | 2 mph NE | 52% |
| Wednesday | 84°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 9 mph NE | 34% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 to 8 mph NE | 34% |
| Thursday | 82°F | Mostly Sunny | 3 to 7 mph NE | 11% |
| Thursday Night | 65°F | Partly Cloudy | 1 to 6 mph NE | 11% |
| Friday | 82°F | Mostly Sunny | 2 to 6 mph NE | 10% |
Forecast source: National Weather Service (api.weather.gov) for Ulmer (33.102, -81.209). Updated through the day.
Growing snapshot for Ulmer
Last spring frost
Mar 28
First fall frost
Nov 7
Growing season
224 days
Hardiness zone
8b
More local growing data for Ulmer: nearby ZIP 29849 weather · frost dates · planting calendar · South Carolina frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Allendale 2 Nw, Sc (7.5 mi from Ulmer). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.