Waterville, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Waterville, a city in Allamakee County, Iowa.
Today
79°F
Isolated Rain Showers then Isolated Showers And Thunderstorms
Isolated rain showers before 9am, then isolated showers and thunderstorms between 4pm and 5pm, then scattered showers and thunderstorms. Mostly cloudy. High near 79, with temperatures falling to around 77 in the afternoon. West wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Waterville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Isolated Rain Showers then Isolated Showers And Thunderstorms | 7 mph W | 25% |
| Tonight | 60°F | Scattered Showers And Thunderstorms | 3 mph NW | 62% |
| Wednesday | 77°F | Slight Chance Rain Showers then Partly Sunny | 3 mph NW | 15% |
| Wednesday Night | 54°F | Partly Cloudy | 2 mph W | 2% |
| Thursday | 81°F | Sunny | 2 mph S | 2% |
| Thursday Night | 58°F | Mostly Clear | 1 mph S | 0% |
| Friday | 84°F | Sunny | 0 to 7 mph S | 4% |
| Friday Night | 63°F | Mostly Clear | 6 mph S | 13% |
| Saturday | 85°F | Mostly Sunny | 2 to 6 mph SW | 10% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 5 mph S | 34% |
| Sunday | 87°F | Chance Showers And Thunderstorms | 7 mph SW | 34% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 2 to 6 mph S | 43% |
| Monday | 85°F | Chance Rain Showers | 6 mph S | 43% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 2 to 6 mph N | 33% |
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 Aug 4, 2026.