Klamath Falls
Oregon, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and Climate
Klamath Falls, OR

  • The average high temperature in September: 24.4°C

The warmest month (with the highest average high temperature) is July (29.6°C).
The month with the lowest average high temperature is January (3.4°C).

  • The average low temperature in September: 6.2°C

The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is January (-6.3°C).

  • The average rainfall in September: 14mm

The wettest month (with the highest rainfall) is December (53.3mm).
The driest month (with the lowest rainfall) is July (7.4mm).

  • The average rainfall days in September: 3 days

Months with the highest number of rainy days are January and December (11 days).
Months with the lowest number of rainy days are July and August (2 days).

  • The average snowfall in September: 0mm

The month with the highest snowfall is January (307.3mm).
Months with the lowest snowfall are June, July, August and September (0mm).