Collins, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Collins, a city in Story County, Iowa.
Tonight
68°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 11pm, then patchy fog and a chance of showers and thunderstorms between 11pm and 4am, then showers and thunderstorms likely. Mostly cloudy, with a low around 68. South southeast wind 7 to 12 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Collins
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 68°F | Chance Showers And Thunderstorms | 7 to 12 mph SSE | 56% |
| Saturday | 80°F | Chance Showers And Thunderstorms | 8 mph WSW | 50% |
| Saturday Night | 63°F | Chance Showers And Thunderstorms | 6 to 10 mph N | 36% |
| Sunday | 66°F | Chance Showers And Thunderstorms | 9 to 13 mph NNE | 53% |
| Sunday Night | 57°F | Chance Showers And Thunderstorms | 12 mph ENE | 53% |
| Monday | 61°F | Rain Showers Likely | 13 mph ENE | 63% |
| Monday Night | 52°F | Rain Showers Likely | 10 mph NE | 63% |
| Tuesday | 60°F | Slight Chance Rain Showers then Mostly Cloudy | 8 mph NE | 20% |
| Tuesday Night | 48°F | Partly Cloudy | 6 mph ENE | 3% |
| Wednesday | 64°F | Mostly Sunny | 5 mph ENE | 1% |
| Wednesday Night | 53°F | Partly Cloudy | 2 mph E | 4% |
| Thursday | 66°F | Partly Sunny | 3 mph ESE | 14% |
| Thursday Night | 55°F | Mostly Cloudy | 2 mph ESE | 8% |
| Friday | 67°F | Mostly Sunny | 5 mph E | 12% |
Forecast source: National Weather Service (api.weather.gov) for Collins (41.902, -93.308). Updated through the day.
Growing snapshot for Collins
Last spring frost
Apr 24
First fall frost
Oct 12
Growing season
170 days
Hardiness zone
5b
More local growing data for Collins: nearby ZIP 50055 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Colo, Ia (9.4 mi from Collins). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.