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.
Tonight
52°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy. Low around 52, with temperatures rising to around 55 overnight. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
7-day forecast for Rapids City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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% |
| Tuesday | 63°F | Sunny | 5 mph NW | 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
Barstow
Buffalo Prairie
Carbon Cliff
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Coyne Center
East Moline
Edgington
Hampton
Hillsdale
Illinois City
Joslin
Milan
Moline
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.