Monthly Pan Evaporation for Perry, IL (site 11-6738)
(use the tabs at the bottom to change location)
Year April May June July August September
1996 M 6.06 7.27 8.19 6.80 4.38
1997 4.56 7.02 6.88 8.67 6.77 5.36
1998 M 6.54 8.80 7.26 6.67 5.28
1999 4.43 7.82 7.01 9.50 8.03 6.86
2000 5.84 8.24 8.68 8.61 8.62 7.53
2001 7.41 7.62 7.32 8.06 7.57 5.57
2002 M 6.52 7.97 8.59 7.61 6.49
   
Average 5.56 7.12 7.70 8.41 7.44 5.92
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.