Average annual precipitation was 25.49 inches (64.7 cm). The wettest year was 1940 with 46.63 inches (118.4 cm) and the driest year was 1939 with 9.44 inches (24.0 cm). The most rainfall in one month was 18.87 inches (47.9 cm) in December 1955. The most rainfall in 24 hours was 3.89 inches (9.9 cm) on October 12, 1962