Olathe
Kansas, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Olathe, KS

September, the first month of the autumn, in Olathe, is still a warm month, with average temperature ranging between min 58.3°F (14.6°C) and max 79.2°F (26.2°C).

Temperature

In Olathe, Kansas, the average high-temperature in September slightly decreases, from a tropical 87.8°F (31°C) in August, to a warm 79.2°F (26.2°C). The average low-temperature, in Olathe, is 58.3°F (14.6°C).

Daylight

The average length of the day in September is 12.4h.

What is the temperature in September in Olathe?

The average high-temperature, in September, in Olathe, Kansas, is 79.2°F (26.2°C), while the average low-temperature is 58.3°F (14.6°C).

What is the average length of the day in September in Olathe?

In Olathe, Kansas, the average length of the day in September is 12.4h.
Average temperature in September - Olathe, KS
  • Average high temperature in September: 79.1°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (39.3°F).

  • Average low temperature in September: 58.3°F

The month with the highest average low temperature is July (68.6°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

Average daylight in September - Olathe, KS
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.5h).