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
74°F
Rain
Rain and a slight chance of thunderstorms. Cloudy. High near 74, with temperatures falling to around 65 in the afternoon. South wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
7-day forecast for Summer Set
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Rain | 13 to 16 mph S | 94% |
| Tonight | 49°F | Light Rain | 6 to 14 mph SW | 85% |
| Wednesday | 64°F | Mostly Cloudy | 6 to 9 mph W | 2% |
| Wednesday Night | 38°F | Partly Cloudy | 5 mph SW | 0% |
| Thursday | 68°F | Sunny | 3 to 7 mph W | 3% |
| Thursday Night | 39°F | Mostly Cloudy | 5 mph NW | 13% |
| Friday | 59°F | Mostly Cloudy | 7 mph NW | 3% |
| Friday Night | 35°F | Mostly Cloudy | 1 to 5 mph NW | 2% |
| Saturday | 58°F | Partly Sunny | 3 mph NW | 0% |
| Saturday Night | 31°F | Partly Cloudy | 1 mph NW | 1% |
| Sunday | 63°F | Sunny | 1 to 5 mph W | 7% |
| Sunday Night | 32°F | Mostly Clear | 3 mph W | 5% |
| Monday | 68°F | Sunny | 2 to 6 mph SW | 2% |
| Monday Night | 37°F | Mostly Clear | 5 mph SW | 1% |
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 3, 2026.