Sidney, AR Weather & Growing Conditions
Tonight
47°F
Slight Chance Showers And Thunderstorms then Mostly Cloudy
A slight chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 47. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 10 mph WSW | 21% |
| Wednesday | 67°F | Mostly Sunny | 5 to 10 mph W | 1% |
| Wednesday Night | 38°F | Mostly Clear | 0 mph | 0% |
| Thursday | 70°F | Sunny | 0 to 5 mph SW | 1% |
| Thursday Night | 42°F | Partly Cloudy | 0 to 5 mph WNW | 4% |
| Friday | 63°F | Mostly Sunny | 5 to 10 mph NNW | 0% |
| Friday Night | 37°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 60°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Saturday Night | 34°F | Partly Cloudy | 0 mph | 2% |
| Sunday | 63°F | Sunny | 0 to 5 mph WNW | 6% |
| Sunday Night | 33°F | Mostly Clear | 0 to 5 mph WNW | 2% |
| Monday | 67°F | Sunny | 0 to 5 mph W | 1% |
| Monday Night | 36°F | Mostly Clear | 0 to 5 mph SW | 0% |
| Tuesday | 70°F | Sunny | 0 to 5 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sidney, AR
Last spring frost
Apr 14
First fall frost
Oct 20
Growing season
190 days
Hardiness zone
7a
Explore more for Sidney, AR: full frost dates · planting calendar · Arkansas frost dates
Climate data from the nearest NOAA station, Evening Shade 1 Nne, Ar (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.