Fresh Snow and Temperature Outlook Ahead of Christmas Day

If you are looking for fresh snow by Christmas morning or are curious about potential travel disruptions, the best chances for at least 1" of new snowfall early this week exist across the mountainous West, Great Lakes, and Northeast. Otherwise, temperatures this last full week of December will average above normal for much of the lower 48 states. Read More >

Memorial Day Weather for Northern Illinois: Statistics for Chicago and Rockford

Rockford:
The following statistics comprises 111 years of data. Data collection for Rockford was at the Greater Rockford Airport. Data is missing from 1920 and 1946.

To see the daily climate data for Rockford for Memorial Day from 1905-Present, click here.

Graph of high temperatures in Rockford on Memorial Day

Frequency distribution of high temperatures for Rockford. This dataset shows that the most frequent range of high temperatures on Memorial Day is in the 70 to 79 degree range. Since Memorial Day isn’t on a set day, there is no normal high temperature. The highest temperature on Memorial Day is 96 degrees which occurred on May 30^th in 1934. The lowest high temperature on Memorial Day is 47 degrees, which occurred on May 28^th, 1984. Last year, on May 29th, 2017 the high temperature was 74.

Frequency distribution of low temperatures for Rockford. This dataset shows that the most frequent range of low temperatures on Memorial Day is in the 50 to 59 degree range. Since Memorial Day isn’t on a set day, there is no normal low temperature. The lowest temperature for Rockford on Memorial Day is 35, which occurred on May 30^th in 1924 as well as May 25 in 1992. The highest low temperature on Memorial Day is 73 on May 30^thin 1953. The low temperature last year on May 29th, 2017 was 53 degrees.

Frequency distribution of precipitation for Rockford. This dataset shows that the most frequent amount of precipitation recorded on Memorial Day is 0.00”, which accounts for 50% 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 Memorial Day occurred on May 30^th in 1916 when 1.65” of precipitation fell. There have been three instances where over an inch of precipitation fell on Memorial Day. Last year on May 29th, 2017 a trace of precipitation fell.

ADDITIONAL MEMORIAL DAY CLIMATE DATA ( * MEANS LAST OCCURRENCE)

MAX TEMP WARMEST	MIN TEMP WARMEST	PCPN WETTEST
96 May 30, 1934	73 May 30, 1953	1.65 May 30, 1916
93 May 30, 1921	69 May 28, 2012 *	1.32 May 31, 2004
92 May 30, 1937 *	68 May 30, 1929	1.09 May 28, 1984
91 May 29, 2006 *	67 May 25, 2015 *	0.85 May 30, 1915
90 May 28, 2012 *	65 May 29, 1978 *	0.60 May 30, 1926
89 May 30, 1994 *	64 May 30, 2011 *	0.43 May 25, 2015
88 May 30, 2011 *	63 May 26, 2014 *	0.42 May 26, 2008
87 May 30, 2016 *	62 May 31, 2010 *	0.41 May 30, 1957
86 May 26, 2014 *	61 May 29, 1972	0.39 May 30, 1958
85 May 29, 1989	60 May 30, 2016 *	0.32 May 31, 1982

MAX TEMP COLDEST	MIN TEMP COLDEST	PCPN DRIEST
47 May 28, 1984	35 May 25, 1992 *	0.00 May 30, 2011 *
52 May 25, 1992	36 May 30, 1930	T May 29, 2017 *
54 May 27, 1996	38 May 28, 1984	0.01 May 30, 2016 *
55 May 30, 1915 *	39 May 30, 1965 *	0.02 May 27, 2013
56 May 30, 1983	40 May 30, 1966 *	0.03 May 25, 2009 *
58 May 26, 1997	41 May 31, 1993 *	0.05 May 27, 1985 *
61 May 27, 2013	42 May 30, 1947 *	0.07 May 29, 1972 *
63 May 30, 1967	43 May 30, 1983 *	0.08 May 29, 2006 *
64 May 25, 1987 *	44 May 30, 1928	0.10 May 30, 1931
65 May 30, 1947 *	45 April 26, 1997 *	0.11 May 29, 1989

Updated 5/24/2018 ACS

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Fresh Snow and Temperature Outlook Ahead of Christmas Day

Memorial Day Climate Data for Rockford