Climate Insights for Airport Okoboji

The climate in Airport Okoboji is cool. The average annual temperature is 9°C and approximately 909mm of precipitation falls per year. Airport Okoboji receives a notable amount of rainfall throughout the year, including during its driest month. Airport Okoboji is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, June, August. The coldest months are January, February, December, when temperatures can drop to -11°C. Snowfall occurs from January to December, with around 82cm accumulating over the season.

Airport Okoboji has a wide annual temperature range, spanning 40°C from the coldest to warmest months. The warmest month is July, when average highs reach 29°C and the mean temperature sits around 23°C. The coldest month is January, when overnight lows fall to -11°C and the daily average is -7°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 9°C shift in average temperatures.

Airport Okoboji is a moderately rainy area, receiving approximately 909mm of precipitation annually, which averages out to around 76mm per month. The wettest month is May, averaging 133mm of rainfall. June and August also tend to see above-average precipitation. The driest month is January, with just 30mm. That's 102mm less than May, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall. Snowfall is a regular feature from January to December, with around 82cm accumulating over the season. January typically sees the most snow at around 19cm.

Airport Okoboji is moderately windy, with an average annual wind speed of 23km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 27km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 19km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 8km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 24km/h in winter, 25km/h in spring, 20km/h in summer, 24km/h in autumn.

It is currently spring in Airport Okoboji, which began on March 20, 2026. Airport Okoboji is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 29°C, while the coldest stretch bottoms out in January near -11°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Airport Okoboji is during July and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 78mm per month. By contrast, January can be quite cold with temperatures dropping to -11°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Airport Okoboji based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.