Arrow Rock, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arrow Rock, a town in Saline County, Missouri.
Today
93°F
Sunny
Sunny, with a high near 93. Heat index values as high as 98. South wind around 5 mph.
7-day forecast for Arrow Rock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 93°F | Sunny | 5 mph S | 2% |
| Tonight | 71°F | Partly Cloudy | 3 mph SE | 10% |
| Wednesday | 91°F | Chance Showers And Thunderstorms | 2 to 6 mph SSE | 40% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms | 6 mph NE | 83% |
| Thursday | 88°F | Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 3 mph SSW | 83% |
| Thursday Night | 67°F | Partly Cloudy | 2 mph ESE | 7% |
| Friday | 90°F | Partly Sunny | 0 to 3 mph SSW | 14% |
| Friday Night | 69°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 2 mph S | 21% |
| Saturday | 93°F | Slight Chance Showers And Thunderstorms then Sunny | 2 to 6 mph SSW | 21% |
| Saturday Night | 72°F | Mostly Clear | 6 mph S | 4% |
| Sunday | 94°F | Sunny | 7 to 10 mph SSW | 2% |
| Sunday Night | 73°F | Mostly Clear | 8 mph SSW | 4% |
| Monday | 95°F | Sunny | 7 to 12 mph SSW | 4% |
| Monday Night | 74°F | Mostly Clear | 8 mph SSW | 6% |
Forecast source: National Weather Service (api.weather.gov) for Arrow Rock (39.070, -92.947). Updated through the day.
Growing snapshot for Arrow Rock
Last spring frost
Apr 13
First fall frost
Oct 22
Growing season
191 days
Hardiness zone
6b
More local growing data for Arrow Rock: nearby ZIP 65320 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Blackburn
Emma
Gilliam
Grand Pass
Malta Bend
Marshall
Miami
Mount Leonard
Nelson
Slater
Sweet Springs
Climate data from the nearest NOAA station, New Franklin 1W, Mo (10.8 mi from Arrow Rock). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.