CAIRO 3N, IL

Average of Average Temperature (Degrees Fahrenheit)

(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)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1987-----z-----z-----z-----z-----z-----z-----z-----z66.83o-----z-----z-----z-----z
1988-----z-----z-----z-----z65.53 75.28 78.69 80.13a69.65d53.19 47.00b36.90 63.30d
198939.75a30.83a46.78b58.97a64.22b-----z78.68c76.77e67.27h58.80i46.35m25.61l56.57e
1990-----z44.18i49.76j56.64l63.15h75.79b78.16 74.94 72.10 55.81 50.77 38.18i67.93f
199132.93d40.84c-----z61.96b71.10 77.10 80.12b-----z69.72g61.02c42.59g41.97m60.72e
199236.56 44.31 48.89 59.50a64.81 71.42j78.70f73.50i67.25h57.07q46.70g36.97m50.81g
199336.64j34.03j43.84l55.25l66.05i75.07i82.98d79.34f66.89h53.71l43.24m38.54h82.98k
199428.11i38.68k43.66o59.53l66.06n77.39b77.85 73.66i66.79b60.09b52.17g41.52a64.73g
199535.50b37.80c50.55a58.08 66.47 74.28 78.67a81.34b68.55k65.50i43.82k35.03l60.34d
199633.75m36.43n41.12k54.19l70.32f74.85f76.75e77.90b-----z58.29g43.78e39.96e59.60h
199730.86i41.39f51.89i53.52d63.29g73.65f79.67e76.07i69.25f57.34i43.72e36.78f58.97i
199839.17h44.34c47.48 57.52b73.52f77.25 79.77 78.00 75.65 61.42 49.96d39.27c61.07b
199936.72a44.80a43.98 61.30 67.82 75.80 81.44 76.76 70.07 59.23 52.33 40.29b59.21
200035.47 44.41a50.30a55.91b69.06 74.30 77.98a79.37 69.57 62.29 44.17 25.50 57.36
200132.27 40.78a42.95 63.19a68.45 73.77 79.27 78.72a68.08 57.77 51.35 41.61 58.19
200237.98 39.09a45.03a61.66a65.66 77.70 81.29 78.77a72.98 56.77 44.33 37.10 58.20
200328.09b34.00 47.67b59.87 66.66b70.88a78.29 78.57a66.73 58.44 50.28 38.43a56.49
200432.74 36.75a51.10a58.57 70.82 74.12 76.72a72.68a70.10 61.20a50.97 35.69 57.62
200539.24b42.98a46.00 58.70 65.91b76.12 78.27 80.10 73.00 59.35 49.35 34.20a58.60
200643.21 35.05 48.24 63.08 66.18 75.60 78.42a79.21 66.02a55.61 47.10a41.40 58.26
200736.92 32.21 55.24 55.67 70.55 75.82 76.48 82.60 73.88 63.06 47.60 38.71 59.06
200833.31d36.59a46.27 56.33 65.03 77.33 78.69 75.82c71.95a58.48 44.95b36.03 56.73
200931.94e41.55f49.98 57.36a66.43a77.50b75.53a75.10 72.03 55.35a51.34a35.67b58.93a
201030.83a33.26c49.22d66.14l-----z-----z84.25u82.15 71.48 61.09b50.20c31.05 51.16d
201130.81 37.38b48.17a60.69a66.43a78.14e83.00j81.17a69.67 59.24 53.45b41.75c56.99a
201242.79c43.83b61.00 63.10e74.03a74.77 84.07c77.37a69.55b56.57c44.38 43.62a61.26
201336.12a37.43 40.21b55.55 66.18 75.42d75.22b75.53 72.39c58.87 47.07i-----z59.29b
2014-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2015-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2016-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2017-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2018-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z42.69b42.69k
201936.79c44.69o46.21b59.66a68.54c75.39b80.35 78.20d77.05t57.08e42.31a42.88a58.74b
202039.95 40.03 52.41b55.83 65.76b76.30 81.07i76.84l69.98a55.52f51.61b39.56 54.61c
202137.91c32.06d54.35a57.70 65.11 76.75 78.82 78.53 73.71k-----z-----z-----z60.16d
Period of Record Statistics
MEAN35.81 38.51 48.73 58.86 67.31 75.77 78.89 78.25 70.58 58.66 48.14 38.28 58.27
S.D.3.91 4.55 4.47 2.73 2.49 1.64 2.09 2.45 2.51 2.56 3.44 4.34 1.32
SKEW0.05 -0.08 0.73 0.02 1.13 -1.02 0.57 -0.22 -0.06 -0.22 -0.22 -1.31 0.81
MAX43.21 44.80 61.00 63.19 74.03 78.14 84.07 82.60 75.65 63.06 53.45 43.62 61.26
MIN28.09 30.83 40.21 53.52 64.22 70.88 75.22 72.68 66.02 53.19 42.31 25.50 56.49
YRS22 21 22 23 22 23 25 23 20 21 21 21 11