May was the wettest month ever for U.S.

Sugar Land, TX (KTRK) – The United States got a record-setting amount of rain in May.

An average of 4.36 inches of precipitation fell on the contiguous United States in the month.

That’s the most in the 121 years that records have been kept.

It beat the old record by 0.07 inches.

Three states: Colorado, Oklahoma and Texas also set record totals for rainfall in May.

In Oklahoma and Texas, where flooding killed dozens, precipitation was almost two times the average and the most in any month ever.