Severe Thunderstorms Possible in the South Central U.S.; Wildfire Smoke Impacts in the North Central U.S.

Scattered severe thunderstorms may bring large hail and isolated damaging winds this weekend over parts of the south central U.S. Smoke from Canadian wildfires will bring air quality issues to parts of the north central U.S. this weekend. Air Quality Alerts have been issued. Read More >

McCook 4th of July Climatology

Period of Record 103 Years: 1909-2011

Missing: 1913, 1921, 1968 and 1972

Temperature Information

*Record High*	109°F (1969)
*Record Low*	43°F (1915)
Coldest High Temperature	70°F (1915)
*Warmest Low Temperature*	78°F (1925)
Average High (Period of Record)	92°F
Average Low (Period of Record)	63°F
30 year Normal High (1981-2010)	91°F
30 year Normal Low (1981-2010)	62°F
Running 30 year Normal High (1982-2011)	92°F
Running 30 year Normal Low (1982-2011)	62°F