Carson, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Carson, a city in Pottawattamie County, Iowa.
Today
81°F
Chance Rain Showers then Chance Showers And Thunderstorms
A chance of rain showers before 4pm, then a chance of showers and thunderstorms. Partly sunny. High near 81, with temperatures falling to around 79 in the afternoon. West northwest wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Carson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Chance Rain Showers then Chance Showers And Thunderstorms | 8 mph WNW | 30% |
| Tonight | 61°F | Chance Showers And Thunderstorms | 8 to 12 mph N | 55% |
| Sunday | 65°F | Chance Showers And Thunderstorms | 13 mph NNE | 38% |
| Sunday Night | 55°F | Chance Rain Showers | 12 mph NE | 38% |
| Monday | 60°F | Rain Showers Likely | 12 mph NE | 55% |
| Monday Night | 51°F | Rain Showers Likely then Mostly Cloudy | 6 to 10 mph NE | 55% |
| Tuesday | 60°F | Partly Sunny | 9 mph ENE | 3% |
| Tuesday Night | 46°F | Partly Cloudy | 3 to 7 mph E | 2% |
| Wednesday | 64°F | Mostly Sunny | 6 mph ESE | 2% |
| Wednesday Night | 51°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph ESE | 21% |
| Thursday | 65°F | Chance Rain Showers | 3 to 7 mph SE | 29% |
| Thursday Night | 55°F | Slight Chance Rain Showers | 6 mph ESE | 23% |
| Friday | 67°F | Slight Chance Rain Showers | 5 to 8 mph SE | 23% |
| Friday Night | 56°F | Slight Chance Rain Showers | 7 mph SE | 16% |
Forecast source: National Weather Service (api.weather.gov) for Carson (41.236, -95.420). Updated through the day.
Growing snapshot for Carson
Last spring frost
Apr 23
First fall frost
Oct 14
Growing season
174 days
Hardiness zone
5b
More local growing data for Carson: nearby ZIP 51525 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Avoca
Bentley
Carter Lake
Council Bluffs
Crescent
Hancock
Macedonia
McClelland
Minden
Neola
Oakland
Treynor
Underwood
Walnut
Weston
Climate data from the nearest NOAA station, Oakland, Ia (5.2 mi from Carson). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.