Ames, IA Weather & Growing Conditions
Tonight
68°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 8pm and 11pm, then patchy fog and a chance of showers and thunderstorms between 11pm and 4am, then patchy fog and showers and thunderstorms likely between 4am and 5am, then patchy fog and a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southeast wind 7 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 68°F | Chance Showers And Thunderstorms | 7 to 12 mph SSE | 61% |
| Saturday | 79°F | Patchy Fog | 8 mph WSW | 41% |
| Saturday Night | 61°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 9 mph N | 32% |
| Sunday | 66°F | Chance Rain Showers | 9 to 13 mph NE | 44% |
| Sunday Night | 56°F | Chance Showers And Thunderstorms | 12 mph ENE | 40% |
| Monday | 61°F | Rain Showers Likely | 13 mph ENE | 64% |
| Monday Night | 51°F | Rain Showers Likely | 6 to 10 mph NE | 63% |
| Tuesday | 60°F | Slight Chance Rain Showers then Mostly Cloudy | 8 mph ENE | 18% |
| Tuesday Night | 47°F | Partly Cloudy | 2 to 6 mph ENE | 3% |
| Wednesday | 65°F | Mostly Sunny | 5 mph E | 2% |
| Wednesday Night | 52°F | Partly Cloudy | 2 mph E | 5% |
| Thursday | 67°F | Slight Chance Rain Showers | 0 to 3 mph ESE | 19% |
| Thursday Night | 55°F | Mostly Cloudy | 2 mph SE | 8% |
| Friday | 68°F | Partly Sunny | 1 to 5 mph ESE | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Ames, IA
Last spring frost
Apr 23
First fall frost
Oct 14
Growing season
173 days
Hardiness zone
5b
Explore more for Ames, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Ames 8 Wsw, Ia (4.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.