September weather forecast and climate
Frederick, OK

What is the temperature in September in Frederick?

In Frederick, in September, the average high-temperature is 90°F (32.2°C), and the average low-temperature is 63°F (17.2°C).
Average temperature in September - Frederick, OK
  • Average high temperature in September: 90°F

The warmest month (with the highest average high temperature) is August (98°F).
The month with the lowest average high temperature is January (53°F).

  • Average low temperature in September: 63°F

The month with the highest average low temperature is July (71°F).
The coldest month (with the lowest average low temperature) is January (29°F).

Average humidity in September - Frederick, OK
  • Average humidity in September: 55%

Months with the highest relative humidity are January and February (74%).
The month with the lowest relative humidity is August (50%).

Average rainfall in September - Frederick, OK
  • Average rainfall in September: 2.6"

The wettest month (with the highest rainfall) is May (4.5").
The driest month (with the lowest rainfall) is January (1.1").

Average rainfall days in September - Frederick, OK
  • Average rainfall days in September: 4.5 days

The month with the highest number of rainy days is May (7 days).
The month with the lowest number of rainy days is November (2.9 days).

Average snowfall in September - Frederick, OK
  • Average snowfall in September: 0"

The month with the highest snowfall is January (2.2").
Months with the lowest snowfall are July, August, September, October, November and December (0").

Average daylight in September - Frederick, OK
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).

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