Monthly Pan Evaporation for Springfield, IL (site 11-8179)
(use the tabs at the bottom to change location)
Year April May June July August September October
1980 M M 7.57 M 7.15 5.65 4.14
1981 M 6.36 7.98 7.04 6.64 5.26 3.87
1982              
1983 4.73 6.92 8.27 10.31 M M M
1984 5.16 7.04 8.99 8.39 8.49 5.66 3.34
1985 6.36 8.61 7.02 7.26 6.36 6.34 3.73
1986 7.17 6.75 8.36 9.05 7.79 5.96 5.91
1987 5.68 10.10 9.42 7.75 7.55 6.55 4.28
1988 6.91 10.91 11.96 11.59 9.27 6.66 4.58
1989 6.30 7.04 8.39 8.88 7.48 5.98 5.06
1990 5.90 5.72 8.48 9.10 6.72 5.54 5.72
       
Average 6.03 7.72 8.64 8.82 7.49 5.96 4.51
State Climatologist Office for Illinois
Illinois State Water Survey
Prairie Research Institute
University of Illinois Urbana-Champaign
"M" indicates that the data are missing. Pan evaporation is typically only measured during the warmer months of the year.