Silex, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Silex, a city in Lincoln County, Missouri.
Tonight
54°F
Slight Chance Light Rain then Slight Chance Drizzle
A slight chance of rain before 10pm, then a slight chance of drizzle. Cloudy, with a low around 54. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
7-day forecast for Silex
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Slight Chance Light Rain then Slight Chance Drizzle | 10 mph SW | 17% |
| Wednesday | 60°F | Slight Chance Drizzle then Mostly Cloudy | 9 to 13 mph W | 11% |
| Wednesday Night | 41°F | Partly Cloudy | 6 mph SW | 0% |
| Thursday | 62°F | Sunny | 5 to 12 mph W | 6% |
| Thursday Night | 41°F | Mostly Cloudy | 5 mph NW | 11% |
| Friday | 56°F | Mostly Cloudy | 3 to 8 mph NW | 3% |
| Friday Night | 36°F | Mostly Cloudy | 0 to 3 mph N | 1% |
| Saturday | 56°F | Mostly Sunny | 0 to 3 mph NW | 1% |
| Saturday Night | 35°F | Partly Cloudy | 1 mph NW | 3% |
| Sunday | 62°F | Sunny | 1 to 6 mph W | 9% |
| Sunday Night | 36°F | Mostly Clear | 3 mph W | 3% |
| Monday | 66°F | Sunny | 2 to 8 mph SW | 2% |
| Monday Night | 40°F | Mostly Clear | 3 mph SW | 1% |
| Tuesday | 68°F | Sunny | 5 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Silex (39.127, -91.058). Updated through the day.
Growing snapshot for Silex
Last spring frost
Apr 13
First fall frost
Oct 23
Growing season
188 days
Hardiness zone
6b
More local growing data for Silex: nearby ZIP 63377 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Cave
Chain of Rocks
Elsberry
Foley
Fountain N' Lakes
Hawk Point
Moscow Mills
Old Monroe
Troy
Whiteside
Winfield
Climate data from the nearest NOAA station, Bowling Green 1 E, Mo (16.9 mi from Silex). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.