Easter Climate for Northern Illinois:   Statistics for Chicago and Rockford

 

Rockford: 
The following statistics comprises 107 years of data. Data collection for Rockford was at the Greater Rockford Airport.

 Graph of high temperatures in Rockford on Easter

Frequency distribution of high temperatures for Rockford. This dataset shows that the most frequent range of high temperatures on Easter is in the 50 to 59 degree range. Since Easter isn’t on a set day, there is no normal high temperature. The highest temperature on Easter is 84 degrees which occurred on April 12, 1925 as well as April 10th, 1977. The lowest high temperature on Easter is 26 degrees, which happened on March 24th, 1940 and March 29th, 1964. In 2012 on Easter, which was April 8th, the high temperature was 67.

Graph of low temperatures on Easter in Rockford

Frequency distribution of low temperatures for Rockford. 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 Rockford on Easter is 8 degrees, which occurred on March 24th, 1940. The highest low temperature on Easter is 60 on April 19th, 1992. In 2012 on Easter, which was April 8th, the low temperature was 37 degrees.

Graph of precipitation on Easter in Rockford

Frequency distribution of precipitation for Rockford. This dataset shows that the most frequent amount of precipitation recorded on Easter is 0.00”, which accounts for 45% 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 April 16th, 2006 when 1.71” of precipitation fell. There have been two instances where over an inch of precipitation fell on Easter. In 2012 on Easter, which was April 8th, a trace of precipitation fell.

Graph of Snowfall on Easter in Rockford

Frequency distribution of snowfall for Rockford. This dataset shows that the most frequent amount of snowfall recorded on Easter is 0.0”, which accounts for 82% of the days in the dataset. The next most frequent range is a Trace. The highest amount of snowfall recorded on Easter occurred on March 29th, 1964 when 4.8” of snow fell. In 2012 on Easter, which was April 8th, no snow fell.

 

ADDITIONAL EASTER DAY CLIMATE DATA     ( * MEANS LAST OCCURRENCE)

MAX TEMP
WARMEST

 MIN TEMP
WARMEST		 PCPN
WETTEST		 SNOW
MOST
84
April 10, 1977 *		 60
April 19, 1992 		 1.71
April 16, 2006		 4.8
March 29, 1964
80
April 19, 1987 *		 59
April 13, 1941 		 1.36
April 13, 1952		 1.5
April 30, 1907
78
April 13,1941		 58
March 27, 1910		 0.92
April 22, 1984		 1.0
April 8, 1928
77
March 30, 1986 *		 57
April 25, 1943		 0.80
April 30, 1907 
75
March 26, 1989 *		 55
April 17, 1927		 0.70
April 17, 1938 
74
April 4, 2010 *		 54
April 18, 1976 * 		 0.68
March 31, 1929
72
April 12, 1998 *		 52
April 22, 1962 		 0.66
April 20, 1930
70
April 19, 1992 *		 51
March 30, 1986 		 0.60
April 13, 1941 *
69
April 1, 1956 *		 50
April 20, 1919		 0.58
April 19, 1992
68
March 27, 1921		 49
April 12, 1998 * 		 0.55
April 1, 1934
 
MAX TEMP
COLDEST		 MIN TEMP
COLDEST		 PCPN
DRIEST		 SNOW
LEAST
26
March 29, 1964 *		 8
March 24, 1940		 0.00
April 24, 2011 *		 0.0
April 8, 2012 *
30
March 30, 1975		 14
March 25, 1951		 T
April 8, 2012 *		 T
April 7, 1996 *
33
April 9, 1950 		 15
March 29, 1964 		0.01
April 20, 2003 *		 0.1
April 22, 1984
34
March 26, 1978 *		 16
March 30, 1975 		 0.02
April 15, 1990 *
35
April 8, 1928 * 		 17
March 29, 1970 		 0.03
March 22, 2008 * 
37
April 7, 1917 		 19
March 28, 1948 *		 0.04
April 22, 1962 * 
38
March 22, 2008 *		 20
April 9, 1939 		 0.05
April 22, 1973  
39
April 8, 2007 *		 21
April 2, 1961 *		 0.07
March 31, 2002 *
40
April 3, 1983 *		 22
March 28, 1937 		 0.08
March 31, 1991 * 
41
March 25, 1951		 23
April 7, 1996 *		 0.09
April 4, 1920 

ACS 3/28/2013

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