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

September weather forecast and climate
Boswell, OK

The first month of the autumn, September, is still a tropical month in Boswell, Oklahoma, with average temperature fluctuating between 86.2°F (30.1°C) and 63°F (17.2°C).


In September, the average high-temperature slightly decreases, from 93.6°F (34.2°C) in August, to a still tropical 86.2°F (30.1°C). In Boswell, the average low-temperature is 63°F (17.2°C).


Throughout September, 4.5" (114.3mm) of precipitation is accumulated. During the entire year, Boswell aggregates up to 42.8" (1087.1mm) of precipitation.


In September, the average length of the day is 12.4h.

What is the temperature in September in Boswell?

The average high-temperature, in September, in Boswell, is 86.2°F (30.1°C), while the average low-temperature is 63°F (17.2°C).

How much does it rain in Boswell in September?

During September, Boswell regularly aggregates up to 4.5" (114.3mm) of precipitation.

How many hours of daylight does Boswell have in September?

In Boswell, Oklahoma, the average length of the day in September is 12.4h.
Average temperature in September - Boswell, OK
  • Average high temperature in September: 86.1°F

The warmest month (with the highest average high temperature) is August (93.5°F).
The month with the lowest average high temperature is January (52.1°F).

  • Average low temperature in September: 62.9°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (28.7°F).

Average rainfall in September - Boswell, OK
  • Average rainfall in September: 4.5"

The wettest month (with the highest rainfall) is May (5.7").
The driest month (with the lowest rainfall) is January (2").

Average daylight in September - Boswell, 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).