Rapids City, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rapids City, a village in Rock Island County, Illinois.
This Afternoon
68°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a high near 68. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Rapids City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Showers And Thunderstorms | 15 mph S | 88% |
| Tonight | 52°F | Showers And Thunderstorms | 10 to 15 mph S | 75% |
| Wednesday | 56°F | Slight Chance Rain Showers then Mostly Cloudy | 15 mph SW | 23% |
| Wednesday Night | 45°F | Mostly Cloudy | 10 to 15 mph SW | 14% |
| Thursday | 54°F | Chance Rain Showers | 10 to 15 mph W | 48% |
| Thursday Night | 43°F | Chance Rain Showers then Mostly Cloudy | 10 mph NW | 27% |
| Friday | 52°F | Partly Sunny | 10 mph N | 13% |
| Friday Night | 35°F | Partly Cloudy | 0 to 5 mph N | 1% |
| Saturday | 53°F | Mostly Sunny | 0 to 5 mph W | 3% |
| Saturday Night | 36°F | Partly Cloudy | 5 mph W | 4% |
| Sunday | 58°F | Sunny | 5 to 10 mph W | 11% |
| Sunday Night | 37°F | Mostly Clear | 5 mph W | 3% |
| Monday | 63°F | Sunny | 5 to 10 mph SW | 1% |
| Monday Night | 41°F | Mostly Clear | 5 to 10 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Rapids City (41.579, -90.340). Updated through the day.
Growing snapshot for Rapids City
Last spring frost
Apr 16
First fall frost
Oct 25
Growing season
190 days
Hardiness zone
5b
More local growing data for Rapids City: nearby ZIP 61278 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Andalusia
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Milan
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Oak Grove
Port Byron
Rock Island
Silvis
Taylor Ridge
Climate data from the nearest NOAA station, Le Claire L&D 14, Ia (3.4 mi from Rapids City). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.