Galena, MO Weather & Growing Conditions
Today
94°F
Sunny
Sunny, with a high near 94. Heat index values as high as 97. Southeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Sunny | 3 mph SE | 0% |
| Tonight | 72°F | Mostly Clear | 5 mph SE | 1% |
| Wednesday | 96°F | Sunny | 5 mph S | 11% |
| Wednesday Night | 73°F | Partly Cloudy | 3 mph S | 14% |
| Thursday | 95°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph SW | 33% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 mph S | 57% |
| Friday | 90°F | Showers And Thunderstorms Likely | 0 to 3 mph S | 58% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 2 mph S | 32% |
| Saturday | 93°F | Slight Chance Showers And Thunderstorms | 3 mph S | 24% |
| Saturday Night | 71°F | Mostly Clear | 3 mph S | 11% |
| Sunday | 94°F | Sunny | 1 to 6 mph S | 2% |
| Sunday Night | 72°F | Mostly Clear | 5 mph S | 2% |
| Monday | 94°F | Sunny | 2 to 7 mph S | 2% |
| Monday Night | 73°F | Mostly Clear | 5 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Galena, MO
Last spring frost
Apr 16
First fall frost
Oct 21
Growing season
187 days
Hardiness zone
7a
Explore more for Galena, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Galena, Mo (0.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.