Waterville, IA Weather & Growing Conditions
Today
79°F
Mostly Cloudy then Scattered Showers And Thunderstorms
Scattered rain showers between 1pm and 4pm, then scattered showers and thunderstorms. Mostly cloudy. High near 79, with temperatures falling to around 76 in the afternoon. West wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Mostly Cloudy then Scattered Showers And Thunderstorms | 3 to 7 mph W | 46% |
| Tonight | 60°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 3 mph NW | 62% |
| Wednesday | 76°F | Slight Chance Rain Showers then Partly Sunny | 3 mph NW | 15% |
| Wednesday Night | 54°F | Partly Cloudy | 2 mph S | 2% |
| Thursday | 80°F | Sunny | 1 mph S | 2% |
| Thursday Night | 58°F | Mostly Clear | 1 mph S | 0% |
| Friday | 83°F | Sunny | 1 to 6 mph S | 4% |
| Friday Night | 63°F | Mostly Clear | 5 mph S | 13% |
| Saturday | 85°F | Mostly Sunny | 2 to 6 mph SW | 10% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 5 mph SW | 33% |
| Sunday | 86°F | Chance Showers And Thunderstorms | 7 mph SW | 33% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 2 to 6 mph S | 42% |
| Monday | 84°F | Chance Rain Showers | 5 mph S | 42% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 5 mph N | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Waterville, IA
Last spring frost
May 2
First fall frost
Oct 11
Growing season
161 days
Hardiness zone
5a
Explore more for Waterville, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Waukon, Ia (8.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.