Mount Lemmon
Arizona, USA
Long-term weather forecast
Long-term weather forecast
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September weather forecast and Climate
Mount Lemmon, AZ

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A birds
A birds' eye view of Mount Lemmon Ski Valley from atop the Mount Lemmon, Arizona
  • The average high temperature in September: 21.3°C

Warmest months (with the highest average high temperature) are June and July (24.7°C).
The month with the lowest average high temperature is February (9.1°C).

  • The average low temperature in September: 7.3°C

Months with the highest average low temperature are July and August (9.9°C).
The coldest month (with the lowest average low temperature) is February (-5.7°C).

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  • The average rainfall in September: 86.1mm

The wettest month (with the highest rainfall) is August (177.5mm).
The driest month (with the lowest rainfall) is May (6.4mm).

  • The average rainfall days in September: 5 days

The month with the highest number of rainy days is August (11 days).
Months with the lowest number of rainy days are May and June (2 days).

  • The average snowfall in September: 0mm

The month with the highest snowfall is February (518.2mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

  • The average sunshine in September: 10.5h

The month with most sunshine is June (Average sunshine: 12.4h).
Months with least sunshine are January and December (Average sunshine: 7.8).

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