West Okoboji, Sunday, 9 August, 05:26
Overcast. Feels like 70°. High 81°, low 66°.
West Okoboji, Monday, 10 August
Heavy rain. High 83°, low 60°.
West Okoboji, Tuesday, 11 August
Rain. High 92°, low 68°.
West Okoboji, Wednesday, 12 August
Light rain. High 89°, low 62°.
West Okoboji, Thursday, 13 August
Rain. High 68°, low 58°.
West Okoboji, Friday, 14 August
Light rain. High 75°, low 55°.
West Okoboji, Saturday, 15 August
Overcast. High 67°, low 62°.
West Okoboji, Sunday, 16 August
Overcast. High 89°, low 65°.
West Okoboji, Monday, 17 August
Mostly clear. High 88°, low 61°.
West Okoboji, Tuesday, 18 August
Light rain. High 95°, low 65°.
West Okoboji, Wednesday, 19 August
Light rain. High 95°, low 71°.
West Okoboji, Thursday, 20 August
Light rain. High 94°, low 65°.
West Okoboji, Friday, 21 August
Light rain. High 83°, low 63°.
West Okoboji, Saturday, 22 August
Light rain. High 99°, low 67°.
West Okoboji, Sunday, 23 August
Light rain. High 83°, low 66°.
West Okoboji, Monday, 24 August
Rain. High 79°, low 68°.
The first 16 days come from weather models — reliable for the first 3–5 days and progressively less so after that. Days 17 through 30 for West Okoboji, IA are built from the climate normal, the 60-year average, so they show typical weather for those dates rather than a specific forecast.
We compare the forecast against the climate normal for those exact calendar days, computed from 60 years of observations. The deviation shows how much the coming month differs from a typical one.
They are real temperature extremes recorded in West Okoboji, IA since 1960: the highest and lowest reading for each calendar date, with the year it happened.
The forecast portion refreshes every hour; the climate portion is based on long-term data and stays stable.