Longtown, MO Weather & Growing Conditions
Today
86°F
Patchy Fog then Sunny
Patchy fog before 8am. Sunny. High near 86, with temperatures falling to around 84 in the afternoon. East wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Patchy Fog then Sunny | 2 mph E | 2% |
| Tonight | 65°F | Mostly Clear | 2 mph SE | 0% |
| Wednesday | 88°F | Sunny | 0 to 3 mph S | 0% |
| Wednesday Night | 70°F | Partly Cloudy | 5 mph S | 11% |
| Thursday | 88°F | Chance Showers And Thunderstorms | 6 mph S | 36% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph SSE | 59% |
| Friday | 87°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph SSW | 59% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 2 mph SSW | 40% |
| Saturday | 88°F | Chance Showers And Thunderstorms | 3 mph SSW | 40% |
| Saturday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph S | 15% |
| Sunday | 90°F | Sunny | 5 to 8 mph SSW | 8% |
| Sunday Night | 72°F | Mostly Clear | 8 mph SSW | 3% |
| Monday | 92°F | Sunny | 6 to 9 mph SSW | 5% |
| Monday Night | 73°F | Mostly Clear | 8 mph SSW | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Longtown, MO
Last spring frost
Apr 19
First fall frost
Oct 20
Growing season
182 days
Hardiness zone
7a
Explore more for Longtown, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Perryville Wtp, Mo (12.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.