Easter Climate for Northern Illinois:   Statistics for Chicago and Rockford

 

Chicago: 
The following statistics comprises 141 years of data. However snowfall data started in 1885 so it comprises 128 years. Data collection began at the University of Chicago, then at Midway, and currently at O'Hare which is now the official station for Chicago.

Graph of High Temperatures in Chicago on Easter

Frequency distribution of high temperatures for Chicago. This dataset shows that there is a tie for most frequent range of high temperatures on Easter, in the 40 to 49 degree range, and the 50 to 59 degree range. Since Easter is not on a set day, there is no normal high temperature. The highest temperature on Easter is 85 degrees on April 10th, 1977. The lowest high temperature on Easter is 19 degrees, which happened on March 25th, 1894. In 2013, on March 31, the high temperature was 59.

Graph of Low Temperatures in Chicago on Easter

Frequency distribution of low temperatures for Chicago. This dataset shows that the most frequent range of low temperatures on Easter is in the 30 to 39 degree range. Since Easter isn’t on a set day, there is no normal low temperature. The lowest temperature for Chicago on Easter is 11 degrees, which happened on March 24th in 1940. The highest low temperature on Easter is 62 degrees which occurred on April 13th of 1941. The low temperature on Easter, March 31, 2013, was 36 degrees.

Graph of precipitation in Chicago on Easter

Frequency distribution of precipitation for Chicago. This dataset shows that the most frequent amount of precipitation recorded on Easter is 0.00”, which accounts for 42% of the days in the dataset. The next most frequent range is the 0.02” to 0.25” range. The highest amount of precipitation on Easter occurred on March 31st, 1929 when 3.12” of rain fell. There have been five instances of over an inch of precipitation on Easter. In 2013 on Easter, which was March 31,  a trace of precipitation fell.

Graph of Snowfall in Chicago on Easter

Frequency distribution of snowfall for Chicago. This dataset shows that the most frequent amount of snowfall recorded on Easter is 0.0”, which accounts for 83% of the days in the dataset. The highest amount of snowfall recorded on Easter occurred in March 29th, 1964 when 7.1” of snow fell. On Easter in 2013, which was March 31st, there was no snow. 

 

ADDITIONAL EASTER DAY CLIMATE DATA     ( * MEANS LAST OCCURRENCE)

MAX TEMP
WARMEST

MIN TEMP
WARMEST
PCPN
WETTEST
SNOW
MOST
85
April 10, 1977
62
April 13, 1941 
3.12
March 31, 1929
7.1
March 29, 1964
83
April 11, 1971
61
April 19, 1992 
1.49
April 9, 1882
6.4
April 4, 1920
82
April 18,1976 *
60
April 18, 1976
1.43
April 22, 1984
1.5
March 30, 1902
81
April 10, 1955 *
58
April 17, 1927
1.16
March 23, 1913 
79
March 30, 1986 *
56
April 17, 1938 * 
1.01
March 30, 1902 
78
April 19, 1987
55
April 12, 1998 
0.91
April 14, 1974
76
March 26, 1989
53
April 22, 1962 
0.88
April 16, 2006
74
April 22, 1962
52
April 10, 1887 
0.80
April 4, 2010 *
73
April 12, 1998 *
51
March 30, 1986
0.61
April 20, 1930
72
March 31, 1918
50
April 20, 2003 
0.60
March 31, 1872
 
MAX TEMP
COLDEST
MIN TEMP
COLDEST
PCPN
DRIEST
SNOW
LEAST
19
March 25, 1894
11
March 24, 1940
0.00
April 24, 2011 *
0.0
March 31, 2013 *
23
March 24, 1940
13
March 25, 1894
T
March 31, 2013 *
T
April 8, 2007 *
28
March 30, 1975 
18
March 29, 1964 *
0.01
March 31, 2002 *
0.1
March 26, 1978 *
29
March 29, 1964
20
March 25, 1951 * 
0.02
March 30, 1997 *
30
April 2, 1899 
21
March 30, 1975 
0.03
March 31, 1991 * 
31
March 29, 1970 
22
April 2, 1961 *
0.04
April 20, 2003 * 
32
April 5, 1874
23
April 7, 1996 * 
0.05
April 11, 1993 * 
33
March 26, 1978
24
April 5, 1874 
0.06
April 17, 1892 *
34
April 4, 1920 *
26
March 27, 2005 
0.07
April 25, 1943 
35
April 9, 1950 *
27
April 12, 2009 *
0.08
March 23, 2008 

ACS 4/18/2014


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