Waterville, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Waterville, a city in Allamakee County, Iowa.
This Afternoon
67°F
Mostly Cloudy
Mostly cloudy, with a high near 67. Northeast wind around 10 mph, with gusts as high as 21 mph.
7-day forecast for Waterville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Mostly Cloudy | 10 mph NE | 2% |
| Tonight | 51°F | Mostly Cloudy | 7 to 10 mph NE | 10% |
| Monday | 62°F | Chance Rain Showers | 9 mph NE | 33% |
| Monday Night | 47°F | Slight Chance Rain Showers | 2 to 7 mph NE | 21% |
| Tuesday | 63°F | Mostly Sunny | 2 to 6 mph NE | 3% |
| Tuesday Night | 43°F | Mostly Clear | 3 mph NE | 1% |
| Wednesday | 65°F | Sunny | 1 to 5 mph E | 0% |
| Wednesday Night | 45°F | Mostly Clear | 2 mph E | 1% |
| Thursday | 66°F | Partly Sunny | 0 to 3 mph E | 6% |
| Thursday Night | 49°F | Mostly Cloudy | 1 mph NE | 3% |
| Friday | 68°F | Mostly Cloudy | 0 to 3 mph E | 4% |
| Friday Night | 51°F | Mostly Cloudy then Slight Chance Rain Showers | 2 mph SE | 15% |
| Saturday | 69°F | Slight Chance Rain Showers | 0 to 5 mph SE | 15% |
| Saturday Night | 53°F | Slight Chance Rain Showers | 3 mph SE | 23% |
Forecast source: National Weather Service (api.weather.gov) for Waterville (43.208, -91.297). Updated through the day.
Growing snapshot for Waterville
Last spring frost
May 2
First fall frost
Oct 11
Growing season
161 days
Hardiness zone
5a
More local growing data for Waterville: nearby ZIP 52170 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Waukon, Ia (8.9 mi from Waterville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.