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

August weather forecast and climate
Fort Sill, OK

The last month of the summer, August, is also a hot month in Fort Sill, Oklahoma, with average temperature ranging between min 69.6°F (20.9°C) and max 94.8°F (34.9°C).


In Fort Sill, the average high-temperature is practically the same as in July - a tropical 94.8°F (34.9°C). The average low-temperature, in Fort Sill, Oklahoma, is 69.6°F (20.9°C).


During August, Fort Sill regularly aggregates up to 2.2" (55.9mm) of precipitation. During the entire year, Fort Sill aggregates up to 29.3" (744.2mm) of precipitation.


In August, the average length of the day in Fort Sill is 13.4h.

What is the temperature in August in Fort Sill?

The average high-temperature, in August, in Fort Sill, Oklahoma, is 94.8°F (34.9°C), while the average low-temperature is 69.6°F (20.9°C).

How much does it rain in Fort Sill in August?

Throughout August, in Fort Sill, Oklahoma, 2.2" (55.9mm) of precipitation is accumulated.

How many hours of daylight does Fort Sill have in August?

In August, the average length of the day is 13.4h.
Average temperature in August - Fort Sill, OK
  • Average high temperature in August: 94.9°F

The warmest month (with the highest average high temperature) is July (95.8°F).
The month with the lowest average high temperature is January (49.9°F).

  • Average low temperature in August: 69.7°F

The month with the highest average low temperature is July (71°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average rainfall in August - Fort Sill, OK
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is May (4.9").
The driest month (with the lowest rainfall) is January (1.1").

Average daylight in August - Fort Sill, OK
  • Average daylight in August: 13.4h

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