Grannis, AR Weather & Growing Conditions
Today
95°F
Sunny
Sunny, with a high near 95. Heat index values as high as 97. South southeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 95°F | Sunny | 0 to 5 mph SSE | 0% |
| Tonight | 72°F | Mostly Clear | 0 mph | 0% |
| Wednesday | 97°F | Sunny | 0 to 5 mph S | 8% |
| Wednesday Night | 73°F | Mostly Clear | 0 to 5 mph SSE | 3% |
| Thursday | 95°F | Sunny | 0 to 5 mph SSW | 11% |
| Thursday Night | 72°F | Partly Cloudy | 0 mph | 11% |
| Friday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 31% |
| Friday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 31% |
| Saturday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 15% |
| Saturday Night | 71°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 15% |
| Sunday | 93°F | Mostly Sunny | 0 to 5 mph S | 7% |
| Sunday Night | 71°F | Partly Cloudy | 0 to 5 mph SE | 7% |
| Monday | 92°F | Mostly Sunny | 0 to 5 mph SSE | 12% |
| Monday Night | 72°F | Mostly Clear | 0 to 5 mph SSE | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grannis, AR
Last spring frost
Mar 29
First fall frost
Nov 5
Growing season
222 days
Hardiness zone
8a
Explore more for Grannis, AR: full frost dates · planting calendar · Arkansas frost dates
Climate data from the nearest NOAA station, Dequeen, Ar (13.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.