CAIRO 3N, IL

Total of Snowfall (Inches)

(111166)

File last updated on September 21, 2021
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.

YEAR(S)JULAUGSEPOCTNOVDECJANFEBMARAPRMAYJUNANN
1987-88-----z-----z0.00o-----z-----z-----z-----z-----z-----z-----z0.00 0.00 0.00j
1988-890.00 0.00 0.00 0.00 0.00 4.00 0.00 -----z0.00 0.00 0.00 -----z4.00b
1989-900.00 0.00 0.00 0.00 0.00 0.00a-----z0.00 0.00 0.00 0.00 0.00 0.00a
1990-910.00 0.00 0.00 0.00 0.00 0.00j-----z0.00 -----z-----z-----z-----z0.00f
1991-92-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00 0.00k
1992-930.00 0.00 0.00 0.00 0.00 0.00b0.00 12.50x-----z0.00 0.00 0.00 0.00b
1993-940.00 0.00 0.00 -----z0.00 -----z5.30x-----z-----z0.00a0.00 0.00 0.00e
1994-950.00 0.00 0.00 0.00 0.00 0.00 0.00 2.20 0.20 0.00 0.00 0.00 2.40
1995-960.00 0.00 0.00 0.00 0.80b-----z-----z-----z-----z0.00 0.00 0.00 0.80d
1996-970.00 0.00 -----z0.00 0.00a1.40n-----z3.00x0.00 0.00 0.00 0.00 0.00d
1997-980.00 0.00 0.00 0.00 0.00 0.30a0.00 0.30 0.00 0.00 0.00 0.00 0.60
1998-990.00 0.00 0.00 0.00 0.00 1.80b1.30d0.00 1.00a0.00 0.00 0.00 4.10
1999-000.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00b0.00 0.00 0.00 0.00 1.00
2000-010.00 0.00 0.00 0.00 0.00 0.60b0.00 0.00 0.00 0.00 0.00 0.00 0.60
2001-020.00 0.00 0.00 0.00 0.00 0.00 0.00e0.00 0.00 0.00 0.00 0.00 0.00
2002-030.00 0.00 0.00 0.00 0.00 0.00c0.00d0.80f0.00 0.00 0.00 0.00 0.00a
2003-040.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00b0.00 0.00 0.00 0.00 0.00
2004-050.00 0.00a0.00 0.00 0.00 0.00b0.00 0.00 0.00 0.00 0.00 0.00 0.00
2005-060.00 0.00 0.00 0.00 0.00 2.00c0.00 3.80 0.00 0.00 0.00 0.00 5.80
2006-070.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00a0.00 0.00 0.00 0.00 0.00
2007-080.00 0.00 0.00 0.00 0.00 0.50 0.00 1.00a2.50 0.00 0.00 0.00 4.00
2008-090.00 0.00 0.00 0.00 0.00 0.10 0.00 0.00a0.00 0.00 0.00 0.00 0.10
2009-100.00 0.00 0.00 0.00 0.00 0.00 8.00a0.00a0.00a0.00 0.00 0.00 8.00
2010-110.00 0.00 0.00 0.00 0.00 0.10a2.80b3.50c0.00e0.00a0.00d0.00g6.40a
2011-120.00d0.00b0.00 0.00 0.40b0.00a0.00c0.00e0.00 0.00f0.00d0.00e0.40a
2012-130.00d0.00a0.00b0.00c0.00a8.10a0.00g0.00d0.10e0.00a0.00t0.00q8.20c
2013-140.00q0.00s0.00r0.00r0.00u-----z-----z-----z-----z-----z-----z-----z0.00l
2014-15-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2015-16-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2016-17-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2017-18-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2018-19-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2019-20-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2020-21-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00x-----z0.00l
2021-22-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
Period of Record Statistics
MEAN0.00 0.00 0.00 0.00 0.05 0.88 0.73 0.60 0.19 0.00 0.00 0.00 2.05
S.D.0.00 0.00 0.00 0.00 0.18 1.98 1.96 1.24 0.59 0.00 0.00 0.00 2.64
SKEW0.00 0.00 0.00 0.00 3.56 2.80 3.14 1.86 3.38 0.00 0.00 0.00 1.09
MAX0.00 0.00 0.00 0.00 0.80 8.10 8.00 3.80 2.50 0.00 0.00 0.00 8.00
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
YRS24 24 23 23 24 20 18 18 20 22 23 22 13