Weather in Olathe in September
Olathe, United States averages a high of 25.9°C (78.6°F) and low of 16.6°C (61.9°F) in September, with 7 rain days and 10.3 hours of daily sunshine. Travel score: 88.4/100 (Excellent). The best time to visit Olathe is September.
High
26°C79°F
Low
17°C62°F
🌧️
7
rain days
☀️
10.3
hrs/day sunshine
💧
67%
humidity
88— Excellent
September in Olathe is warm and mostly dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in Olathe?
How much does it rain in Olathe in September?
Olathe receives an average of 87.7mm of rainfall across 7 rainy days in September. The annual total is 994.9mm.
What should I pack for Olathe in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 26°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
🎉Visiting United States in September?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31