Homepage

2019: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2018: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2017: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2016: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2015: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2014: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2013: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2012: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2011: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2010: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2009: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2008: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2007: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2006: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 
2005: Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec 

Report for 2019
 Annual Climatological Summary for 2019 Name: ofallonweather.com City: O'Fallon State: MO Elevation: 550 ft Lat: N 38° 50' 20" Lon: W 090° 43' 43" Temperature (°F), Heat Base: 65.0 Cool Base: 65.0 Dep. Heat Cool Max Max Min Min Mean Mean From Deg Deg >= <= <= <= YR MO Max Min Mean Norm Days Days Hi Date Low Date 90.0 32.0 32.0 0.0 ------------------------------------------------------------------------------------ 19 1 37.6 23.0 30.2 -1.1 1078 0 67.8 7 -6.2 30 0 8 24 1 19 2 41.0 25.8 33.6 -1.2 690 0 68.6 3 11.1 8 0 5 19 0 19 3 19 4 19 5 19 6 19 7 19 8 19 9 19 10 19 11 19 12 ------------------------------------------------------------------------------------ 39.3 24.4 31.9 -1.1 1768 0 68.6 Feb -6.2 Jan 0 13 43 1 Precipitation (in) Dep. Max Days of Rain From Obs. >= YR MO Total Norm Day Date 0.01 0.10 1.00 --------------------------------------------- 19 1 2.39 0.19 0.53 22 11 9 0 19 2 2.67 0.41 0.86 7 9 4 0 19 3 19 4 19 5 19 6 19 7 19 8 19 9 19 10 19 11 19 12 --------------------------------------------- 5.06 0.60 0.86 Feb 20 13 0 Wind Speed (mph) Dom YR MO Avg. Hi Date Dir ------------------------------ 19 1 2.0 35.0 28 WNW 19 2 1.5 31.0 7 W 19 3 19 4 19 5 19 6 19 7 19 8 19 9 19 10 19 11 19 12 ------------------------------ 1.7 35.0 Jan WNW
USA Weather Finder