Summer Set, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Summer Set, a community in Jefferson County, Missouri.
This Afternoon
61°F
Mostly Sunny
Mostly sunny, with a high near 61. West wind around 7 mph.
7-day forecast for Summer Set
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 61°F | Mostly Sunny | 7 mph W | 0% |
| Tonight | 41°F | Mostly Clear | 5 mph SW | 0% |
| Thursday | 65°F | Sunny | 5 to 8 mph W | 5% |
| Thursday Night | 41°F | Isolated Rain Showers then Mostly Cloudy | 5 mph NW | 15% |
| Friday | 56°F | Partly Sunny | 5 to 8 mph N | 8% |
| Friday Night | 30°F | Mostly Clear | 1 to 6 mph N | 0% |
| Saturday | 55°F | Mostly Sunny | 3 mph N | 0% |
| Saturday Night | 28°F | Mostly Clear | 1 mph NW | 0% |
| Sunday | 61°F | Sunny | 3 mph W | 0% |
| Sunday Night | 30°F | Mostly Clear | 1 mph W | 0% |
| Monday | 67°F | Sunny | 3 mph SW | 0% |
| Monday Night | 35°F | Clear | 3 mph SW | 1% |
| Tuesday | 67°F | Sunny | 3 mph W | 3% |
| Tuesday Night | 37°F | Mostly Clear | 2 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov) for Summer Set (38.087, -90.576). Updated through the day.
Growing snapshot for Summer Set
Last spring frost
Apr 9
First fall frost
Oct 26
Growing season
197 days
Hardiness zone
6b
More local growing data for Summer Set: nearby ZIP 63020 weather · frost dates · planting calendar · Missouri frost dates
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Climate data from the nearest NOAA station, Festus, Mo (12.8 mi from Summer Set). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.