Winthrop, AR Weather & Growing Conditions
Overnight
68°F
Mostly Clear
Mostly clear, with a low around 68. Wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 68°F | Mostly Clear | 0 mph | 0% |
| Saturday | 97°F | Sunny | 0 to 5 mph SW | 0% |
| Saturday Night | 68°F | Mostly Clear | 0 to 5 mph S | 0% |
| Sunday | 97°F | Mostly Sunny | 0 to 5 mph SW | 0% |
| Sunday Night | 70°F | Mostly Cloudy | 0 to 5 mph S | 13% |
| Monday | 95°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 20% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph N | 20% |
| Tuesday | 92°F | Mostly Sunny | 5 to 10 mph NE | 9% |
| Tuesday Night | 65°F | Partly Cloudy | 5 to 10 mph NE | 9% |
| Wednesday | 90°F | Mostly Sunny | 5 to 10 mph NE | 6% |
| Wednesday Night | 62°F | Mostly Clear | 5 mph NE | 1% |
| Thursday | 89°F | Mostly Sunny | 5 mph NE | 1% |
| Thursday Night | 62°F | Partly Cloudy | 5 mph E | 1% |
| Friday | 90°F | Mostly Sunny | 5 mph NE | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Winthrop, AR
Last spring frost
Mar 29
First fall frost
Nov 5
Growing season
222 days
Hardiness zone
8a
Explore more for Winthrop, AR: full frost dates · planting calendar · Arkansas frost dates
Climate data from the nearest NOAA station, Dequeen, Ar (12.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.