Golconda, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Golconda, a city in Pope County, Illinois.
This Afternoon
97°F
Sunny
Sunny. High near 97, with temperatures falling to around 95 in the afternoon. Southwest wind around 6 mph.
7-day forecast for Golconda
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 97°F | Sunny | 6 mph SW | 1% |
| Tonight | 71°F | Mostly Clear | 2 mph SSW | 1% |
| Sunday | 95°F | Mostly Sunny | 1 to 6 mph SW | 2% |
| Sunday Night | 69°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 2 mph NNE | 15% |
| Monday | 90°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 mph NE | 24% |
| Monday Night | 63°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph NNE | 33% |
| Tuesday | 80°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 3 to 7 mph N | 30% |
| Tuesday Night | 58°F | Partly Cloudy | 2 to 7 mph N | 13% |
| Wednesday | 77°F | Mostly Sunny | 6 mph N | 3% |
| Wednesday Night | 56°F | Partly Cloudy | 1 to 5 mph N | 2% |
| Thursday | 77°F | Mostly Sunny | 5 mph N | 1% |
| Thursday Night | 58°F | Partly Cloudy | 0 to 3 mph NNE | 1% |
| Friday | 79°F | Mostly Sunny | 1 to 5 mph NNE | 4% |
| Friday Night | 57°F | Partly Cloudy | 3 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Golconda (37.362, -88.487). Updated through the day.
Growing snapshot for Golconda
Last spring frost
Apr 14
First fall frost
Oct 21
Growing season
189 days
Hardiness zone
7a
More local growing data for Golconda: nearby ZIP 62938 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Dixon Springs Agric Ctr, Il (7.7 mi from Golconda). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.