State records show May 2015 was the wettest month in Oklahoma history due to heavy rainfall

TULSA, Okla. – The month of May has gone down as the wettest month in Oklahoma's history.

Oklahoma media outlets report the final statewide average rainfall for May was 14.41 inches. State climatologist Gary McManus said that is 9.59 inches above normal.

According to the Oklahoma Climatological Survey, the previous record was 10.75 inches, set in October 1941. The previous record for the month of May was 10.54 in 1957. The agency has kept records since the late 1890s.

The U.S. Drought Monitor says the rainfall has alleviated most of Oklahoma's drought conditions.

Recent storms, heavy rainfall and floods led to multiple fatalities and widespread damage throughout the state.