September weather forecast and climate
Logan, UT

Average temperature in September - Logan, UT
  • Average high temperature in September: 76.2°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in September: 44.2°F

The month with the highest average low temperature is July (54.9°F).
The coldest month (with the lowest average low temperature) is January (12.7°F).

Average rainfall in September - Logan, UT
  • Average rainfall in September: 1.6"

The wettest month (with the highest rainfall) is May (2.1").
Driest months (with the lowest rainfall) are July and August (0.9").

Average rainfall days in September - Logan, UT
  • Average rainfall days in September: 6.2 days

The month with the highest number of rainy days is May (10.5 days).
The month with the lowest number of rainy days is August (4.8 days).

Average snowfall in September - Logan, UT
  • Average snowfall in September: 0"

The month with the highest snowfall is January (9.2").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in September - Logan, UT
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Logan, UT
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).

  • Average sunshine in September: 10h

Months with most sunshine are June and July (Average sunshine: 12h).
Months with least sunshine are January and December (Average sunshine: 4).

Average UV index in September - Logan, UT
  • Average UV index in September: 7

Months with the highest UV index are June and July (UV index 10).
The month with the lowest UV index is December (UV index 1).

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