Olathe Weather Forecast
- 74
- 93
Mostly Sunny
- 75
- 96
Slight Chance Thunderstorms
- 72
- 91
Chance Thunderstorms
- 73
- 92
Slight Chance Thunderstorms
- 76
- 95
Mostly Sunny
- 76
- 98
Hot
- 76
- 99
Hot
Today 22 Jul Johnson
Partly sunny. Warmer with Highs in the lower 90s. South Winds 5 to 10 Mph. Gusts up to 25 Mph this afternoon. Heat index Values up to 103.
Tonight 22 Jul Johnson
Mostly clear. Lows in the mid 70s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Heat index Values up to 106 early this evening.
Olathe Temperature Statistics
July Temperature
Olathe, Johnson County Executive Airport (4.3 miles)
Lowest 2 July, 2025
65.6 °FAverage July
80.6 °FHighest 16 July, 2025
94.6 °F
Climate (2020–Present)
Olathe, Johnson County Executive Airport (4.3 miles)
Average Low 2020–2025
47.3 °FAverage 2020–2025
57.1 °FAverage High 2020–2025
67 °F