CAIRO 3N, IL

Total of Precipitation (Inches)

(111166)

File last updated on September 24, 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)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1987-----z-----z-----z-----z-----z-----z-----z-----z0.80o-----z-----z-----z0.00l
1988-----z-----z-----z-----z4.47 0.50 6.06 5.99 7.57 3.45 7.39 1.32 36.75d
19894.78 11.21 6.19 2.52 1.81 -----z2.18 4.01 2.78 1.62 1.19 2.73 41.02a
1990-----z7.35 3.69 5.30 5.96 2.73 4.19 2.12 1.85 4.16 2.76 6.77a46.88a
19911.25a4.06 -----z5.65r4.18q2.88x-----z-----z4.99w4.23v0.38y4.73t5.31j
19921.54y3.11w3.42t2.44w2.34w2.57 7.72s0.95 7.68p4.68x5.48l2.76 6.28i
19934.51 3.11r3.66m5.54 4.48a4.87 2.29 3.73a7.15s3.96q6.22n3.21p25.42f
19943.07n3.65q2.11t8.94b0.86a4.97 3.27 3.43f2.73 2.93a6.43 3.21 33.34d
19954.75 3.73 2.37 5.62 5.82 6.27 4.57 1.98 1.30y2.01v3.37t1.40v35.11d
19962.68u0.67v4.03q4.74m5.32s4.04s6.17t0.17r-----z4.31s5.66o3.54n0.00l
19971.88w4.89s10.24o5.99u6.84m5.80g3.31w4.06x1.49v3.27u2.43p2.62 2.62k
19984.07 3.57a5.05 5.58 4.80 9.79 8.67 5.48 1.27 7.41 2.47 3.88a62.04
19997.81 2.14 3.34 5.91 3.26 8.73 3.34 0.40 0.41 3.47 -----z4.56 43.37a
20005.91 5.78 4.71 5.16t4.93 2.44 5.21 2.88 3.01 1.49 5.60 2.80 44.76a
20011.37 5.23 3.04s2.42h4.54 1.84 8.30s6.16s3.98w6.33 8.18 7.26i27.49f
20025.46q3.32u7.13 8.08m9.90r1.98 3.70w3.17 5.76 5.09 2.92 7.20n26.05f
20030.89u5.94j2.94 6.21u7.09 5.93 2.98 3.83 4.18 2.06 5.02 2.90p34.03d
20042.83r3.25s3.01s4.44u6.96p2.41 2.58t4.95u0.02 5.74 7.34l3.79w8.17i
20055.53s3.68n4.18v3.72q2.73y1.83v7.33 4.62 3.16 0.20 4.43w1.14h15.31h
20065.49s2.83 5.70 2.74 5.63 2.76 5.15 4.90 7.80s4.48 4.80 6.88 45.87b
20076.90 3.64 2.20 3.65 2.98 3.24 3.27 1.01 2.51 10.79 3.48 8.15 51.82
20082.55 6.43 9.61 7.81 5.20 2.99 6.17 1.39 0.85 2.18 1.89a5.01 52.08
20090.66 3.72a3.58 4.32a7.14 3.21a4.80 3.50 2.37 9.93 1.20 5.85 50.28
20103.48a1.06 4.70b3.42a5.10a1.59c2.92b2.38a4.23 0.85a5.69 1.73 37.15
20112.61 5.74b7.36a15.13a7.11a4.14d1.76b1.83a4.51 1.58 10.13a6.84a68.74
20123.62b2.53b4.38 0.88b0.48a2.50 2.31c0.67a6.40b5.47c2.56 3.25a35.05
20136.81a3.88 3.82b5.88 4.86 6.24d2.23b3.23 3.68c6.08 4.28i-----z46.71b
2014-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2015-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2016-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2017-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2018-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2019-----z-----z-----z-----z-----z4.43p8.61a3.97c0.00t7.56e5.21a1.50e26.85g
20205.70 6.45 8.29a3.20a4.20c2.76 3.30i1.71m1.50a7.70b2.41a2.60 44.81b
20212.86k0.85u4.68n1.50v1.98e1.66 9.93 3.51 3.71h-----z-----z-----z17.08h
Period of Record Statistics
MEAN4.17 4.67 5.00 5.40 4.41 3.74 4.63 2.98 3.09 4.57 4.41 4.03 51.02
S.D.2.14 2.39 2.11 3.29 1.92 2.32 2.39 1.57 2.02 2.92 2.52 2.09 12.15
SKEW-0.02 1.08 0.66 1.58 -0.54 1.16 0.78 0.06 0.54 0.45 0.63 0.55 0.02
MAX7.81 11.21 9.61 15.13 7.14 9.79 9.93 5.99 7.57 10.79 10.13 8.15 68.74
MIN0.66 1.06 2.20 0.88 0.48 0.50 1.76 0.40 0.02 0.20 1.19 1.32 35.05
YRS16 17 17 16 21 23 21 22 19 22 18 18 7