Collins, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Collins, a city in Story County, Iowa.
Tonight
47°F
Rain Showers Likely
Rain showers likely before 4am. Cloudy. Low around 47, with temperatures rising to around 49 overnight. Northwest wind 7 to 12 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Collins
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Rain Showers Likely | 7 to 12 mph NW | 64% |
| Wednesday | 52°F | Chance Rain Showers | 12 to 15 mph W | 32% |
| Wednesday Night | 43°F | Cloudy then Chance Rain Showers | 13 mph W | 31% |
| Thursday | 52°F | Rain Showers Likely | 12 mph NW | 60% |
| Thursday Night | 40°F | Mostly Cloudy | 9 mph N | 9% |
| Friday | 52°F | Partly Sunny | 3 to 8 mph N | 1% |
| Friday Night | 34°F | Partly Cloudy | 2 mph N | 0% |
| Saturday | 56°F | Mostly Sunny | 1 to 5 mph WSW | 1% |
| Saturday Night | 37°F | Mostly Clear | 3 mph W | 3% |
| Sunday | 60°F | Sunny | 6 mph W | 5% |
| Sunday Night | 39°F | Mostly Clear | 5 mph SW | 1% |
| Monday | 65°F | Sunny | 5 to 9 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 6 mph WNW | 0% |
| Tuesday | 63°F | Mostly Sunny | 5 mph NW | 0% |
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 Nov 4, 2026.