Oklahoma, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Hanna, OK

September, the first month of the autumn, in Hanna, is still a warm month, with temperature in the range of an average low of 61.5°F (16.4°C) and an average high of 85.5°F (29.7°C).


In Hanna, the average high-temperature slightly decreases, from a hot 93.6°F (34.2°C) in August, to a warm 85.5°F (29.7°C). In Hanna, Oklahoma, in September, the average low-temperature is 61.5°F (16.4°C).


Throughout September, 4.6" (116.8mm) of precipitation is accumulated. During the entire year, Hanna aggregates up to 42.1" (1069.3mm) of precipitation.


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

What is the temperature in September in Hanna?

In Hanna, in September, the average high-temperature is 85.5°F (29.7°C), and the average low-temperature is 61.5°F (16.4°C).

How much does it rain in Hanna in September?

During September, Hanna regularly aggregates up to 4.6" (116.8mm) of precipitation.

How many hours of daylight does Hanna have in September?

In September, the average length of the day in Hanna, Oklahoma, is 12.4h.
Average temperature in September - Hanna, OK
  • Average high temperature in September: 85.5°F

The warmest month (with the highest average high temperature) is July (93.8°F).
The month with the lowest average high temperature is January (49.4°F).

  • Average low temperature in September: 61.5°F

The month with the highest average low temperature is July (69.9°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).

Average rainfall in September - Hanna, OK
  • Average rainfall in September: 4.6"

The wettest month (with the highest rainfall) is May (6").
The driest month (with the lowest rainfall) is January (1.7").

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

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).