Monthly weather forecast and climate
Fort Sill, OK

What is the coldest month in Fort Sill?

January is the coldest month, with an average high-temperature of 49.8°F (9.9°C) and an average low-temperature of 23.7°F (-4.6°C).

How much does it rain in Fort Sill?

Throughout the year, 29.3" (744.2mm) of rain is accumulated.

What is the driest month in Fort Sill?

The month with the least rainfall in Fort Sill is January when 1.1" (27.9mm) of precipitation is typically aggregated.

What is the wettest month in Fort Sill?

May is the month with the most rainfall in Fort Sill, with 4.9" (124.5mm) of accumulated precipitation.

What is the warmest month in Fort Sill?

With an average high-temperature of 95.7°F (35.4°C) and an average low-temperature of 71.1°F (21.7°C), July is the warmest month in Fort Sill, Oklahoma.
Average rainfall - Fort Sill, OK
Average daylight - Fort Sill, OK

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