Cedar Rapids, IA Weather & Growing Conditions
Overnight
67°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4am, then patchy fog and showers and thunderstorms likely. Cloudy, with a low around 67. Southeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 67°F | Chance Showers And Thunderstorms | 5 mph SE | 69% |
| Saturday | 81°F | Patchy Fog | 5 to 10 mph S | 84% |
| Saturday Night | 63°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph NW | 69% |
| Sunday | 68°F | Rain Showers Likely | 10 to 15 mph NE | 56% |
| Sunday Night | 57°F | Chance Rain Showers | 10 mph NE | 51% |
| Monday | 64°F | Chance Rain Showers | 10 mph NE | 51% |
| Monday Night | 51°F | Chance Rain Showers | 10 mph NE | 43% |
| Tuesday | 63°F | Chance Rain Showers then Partly Sunny | 10 mph NE | 29% |
| Tuesday Night | 48°F | Mostly Clear | 5 to 10 mph NE | 6% |
| Wednesday | 67°F | Sunny | 5 mph NE | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 0 to 5 mph NE | 1% |
| Thursday | 68°F | Mostly Sunny | 0 to 5 mph NE | 7% |
| Thursday Night | 55°F | Partly Cloudy | 0 to 5 mph E | 5% |
| Friday | 70°F | Mostly Sunny | 0 to 5 mph E | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cedar Rapids, IA
Last spring frost
Apr 28
First fall frost
Oct 12
Growing season
166 days
Hardiness zone
5b
Explore more for Cedar Rapids, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Cedar Rapids #1, Ia (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.