Monthly weather forecast and climate
Helena, OK

What is the coldest month in Helena?

With an average high-temperature of 43.5°F (6.4°C) and an average low-temperature of 19.9°F (-6.7°C), January is the coldest month in Helena, Oklahoma.

How much does it rain in Helena?

During the entire year, Helena aggregates up to 28.2" (716.2mm) of precipitation.

What is the driest month in Helena?

The month with the least rainfall is January when 0.8" (20.3mm) of precipitation is typically aggregated.

What is the rainiest month in Helena?

May is the month with the most rainfall in Helena, with 4" (101.6mm) of accumulated precipitation.

What is the warmest month in Helena?

July is the warmest month in Helena, with an average high-temperature of 94.8°F (34.9°C) and an average low-temperature of 68.9°F (20.5°C).
Average rainfall - Helena, OK
Average daylight - Helena, OK

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).

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