Bismarck, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bismarck, a community in Hot Spring County, Arkansas.
Tonight
49°F
Partly Cloudy
Partly cloudy, with a low around 49. West northwest wind around 5 mph.
7-day forecast for Bismarck
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Partly Cloudy | 5 mph WNW | 0% |
| Wednesday | 70°F | Sunny | 0 to 5 mph WNW | 0% |
| Wednesday Night | 43°F | Mostly Clear | 0 mph | 0% |
| Thursday | 73°F | Sunny | 0 mph | 1% |
| Thursday Night | 48°F | Partly Cloudy | 0 to 5 mph NW | 1% |
| Friday | 69°F | Sunny | 5 mph N | 0% |
| Friday Night | 41°F | Mostly Clear | 0 to 5 mph N | 0% |
| Saturday | 64°F | Mostly Sunny | 0 to 5 mph NNE | 0% |
| Saturday Night | 39°F | Partly Cloudy | 0 mph | 3% |
| Sunday | 67°F | Sunny | 0 to 5 mph NNW | 6% |
| Sunday Night | 38°F | Mostly Clear | 0 mph | 1% |
| Monday | 69°F | Sunny | 0 to 5 mph WNW | 1% |
| Monday Night | 39°F | Clear | 0 mph | 1% |
| Tuesday | 72°F | Sunny | 0 to 5 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Bismarck (34.322, -93.178). Updated through the day.
Growing snapshot for Bismarck
Last spring frost
Mar 20
First fall frost
Nov 10
Growing season
234 days
Hardiness zone
8a
More local growing data for Bismarck: nearby ZIP 71929 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Degray Lake Sp, Ar (3.6 mi from Bismarck). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.