CHINOOK, MT US

GHCN ID: USC00241722 · MT, US · 737.6 m elevation · Records 1895-2026 (131 years)

Primary station for Chinook, MT.

Monthly climate normals (1991-2020)

Month High Low Mean Precip Snow
January 27.1°F 4.2°F 15.7°F 0.45 in
February 31.4°F 6.9°F 19.2°F 0.37 in
March 43.0°F 17.7°F 30.4°F 0.59 in
April 56.9°F 29.4°F 43.1°F 1.04 in
May 67.0°F 40.0°F 53.5°F 2.42 in
June 75.4°F 49.3°F 62.4°F 2.86 in
July 84.3°F 53.6°F 69.0°F 1.62 in
August 83.3°F 51.7°F 67.5°F 1.14 in
September 72.3°F 41.2°F 56.8°F 0.99 in
October 56.9°F 28.5°F 42.7°F 0.88 in
November 41.3°F 17.0°F 29.2°F 0.69 in
December 30.5°F 7.5°F 19.0°F 0.39 in