ROCK ISLAND L&D 15, IL US

GHCN ID: USC00117391 · IL, US · 173.1 m elevation · Records 1866-2026 (160 years)

Primary station for Andalusia, IL.

Monthly climate normals (1991-2020)

Month High Low Mean Precip Snow
January 31.0°F 13.4°F 22.2°F 1.49 in
February 36.3°F 17.9°F 27.1°F 1.78 in
March 48.4°F 28.0°F 38.2°F 2.62 in
April 61.4°F 39.3°F 50.3°F 3.81 in
May 72.3°F 50.8°F 61.6°F 5.12 in
June 81.2°F 61.0°F 71.1°F 5.22 in
July 83.9°F 64.9°F 74.4°F 4.22 in
August 82.4°F 63.1°F 72.7°F 4.03 in
September 76.7°F 55.0°F 65.8°F 3.31 in
October 63.7°F 42.9°F 53.3°F 2.89 in
November 48.7°F 30.2°F 39.4°F 2.30 in
December 36.0°F 19.7°F 27.8°F 2.02 in