Naples, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Naples, a town in Pike County, Illinois.
Today
94°F
Mostly Cloudy
Mostly cloudy, with a high near 94. Heat index values as high as 100. Southwest wind around 7 mph.
7-day forecast for Naples
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Mostly Cloudy | 7 mph SW | 5% |
| Tonight | 70°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph SW | 33% |
| Sunday | 81°F | Chance Showers And Thunderstorms | 1 to 7 mph N | 50% |
| Sunday Night | 61°F | Chance Showers And Thunderstorms | 7 to 10 mph NE | 72% |
| Monday | 69°F | Showers And Thunderstorms Likely | 10 mph NE | 72% |
| Monday Night | 55°F | Chance Rain Showers | 10 mph NE | 29% |
| Tuesday | 65°F | Slight Chance Rain Showers | 10 mph NE | 24% |
| Tuesday Night | 50°F | Mostly Cloudy | 5 to 8 mph N | 6% |
| Wednesday | 69°F | Mostly Sunny | 7 mph N | 0% |
| Wednesday Night | 52°F | Partly Cloudy | 2 to 6 mph NE | 1% |
| Thursday | 72°F | Mostly Sunny | 2 to 6 mph NE | 2% |
| Thursday Night | 54°F | Partly Cloudy | 1 to 5 mph NE | 4% |
| Friday | 74°F | Mostly Sunny | 1 to 6 mph NE | 6% |
| Friday Night | 54°F | Partly Cloudy | 1 to 5 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Naples (39.753, -90.607). Updated through the day.
Growing snapshot for Naples
Last spring frost
Apr 18
First fall frost
Oct 15
Growing season
179 days
Hardiness zone
6a
More local growing data for Naples: nearby ZIP 62323 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Perry 6 Nw, Il (7.9 mi from Naples). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.