Okoboji, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Okoboji, a city in Dickinson County, Iowa.
Overnight
62°F
Areas Of Fog
Areas of fog and a slight chance of showers and thunderstorms. Cloudy. Low around 62, with temperatures rising to around 66 overnight. East northeast wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts between three quarters and one inch possible.
7-day forecast for Okoboji
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 62°F | Areas Of Fog | 5 mph ENE | 16% |
| Saturday | 67°F | Areas Of Fog | 5 to 10 mph N | 28% |
| Saturday Night | 55°F | Patchy Fog | 10 to 15 mph NNE | 14% |
| Sunday | 66°F | Mostly Cloudy | 15 mph NE | 12% |
| Sunday Night | 51°F | Chance Rain Showers | 10 to 15 mph ENE | 35% |
| Monday | 61°F | Chance Rain Showers | 10 mph ENE | 42% |
| Monday Night | 46°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph ENE | 25% |
| Tuesday | 61°F | Partly Sunny | 5 to 10 mph E | 3% |
| Tuesday Night | 46°F | Partly Cloudy | 5 mph ESE | 1% |
| Wednesday | 65°F | Mostly Sunny | 0 to 5 mph SE | 3% |
| Wednesday Night | 50°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph SSE | 20% |
| Thursday | 68°F | Slight Chance Rain Showers | 5 mph S | 20% |
| Thursday Night | 53°F | Mostly Cloudy | 0 to 5 mph SSE | 10% |
| Friday | 69°F | Partly Sunny | 0 to 10 mph SE | 10% |
Forecast source: National Weather Service (api.weather.gov) for Okoboji (43.388, -95.133). Updated through the day.
Growing snapshot for Okoboji
Last spring frost
May 1
First fall frost
Oct 6
Growing season
158 days
Hardiness zone
5a
More local growing data for Okoboji: nearby ZIP 51355 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Milford 4 Nw, Ia (2.2 mi from Okoboji). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.