The most precipitation in one day has been 2.26 inches ( 57.4 mm ) on July 31 , 1912 .
The most in one month 5.16 inches ( 131.1 mm ) in June 1998 .
The most precipitation in one day has been 2.26 inches ( 57.4 mm ) on July 31 , 1912 , and the most in one month 5.16 inches ( 131.1 mm ) in June 1998 .