National Weather Service United States Department of Commerce

New Year's Day Weather for Northern Illinois:   Statistics for Chicago and Rockford

 

Rockford: 
The following statistics comprises 112 years of data. Data collection for Rockford was at the Greater Rockford Airport.

 

 Graph of high temperatures in Rockford on New Years Day

Frequency distribution of high temperatures for Rockford. This dataset shows that the most frequent range of high temperatures on New Year’s Day is in the 30 to 39 degree range. The normal high temperature on New Year’s Day at Rockford is 30 degrees.  The highest temperature recorded on New Year’s Day is 49 degrees which was set in 1916. The coldest high temperature on New Year’s Day is -1 degrees which occurred in 2018. 

 

Low Temperatures on New Years Day at Rockford

Frequency distribution of low temperatures for Rockford. This dataset shows that the most frequent range of low temperatures on New Year’s Day is in between 20 and 29 degrees. The normal low temperature on New Year’s Day in Rockford is 14 degrees. The lowest temperature recorded on New Year’s Day in Rockford is  -13 degrees which occurred in the 1924, 1968 and also 2018!! The highest low temperature for New Year’s Day was 40 degrees in 1950. 

 

Precipitation on New Years Day at Rockford

Frequency distribution of precipitation for Rockford. This dataset shows that the most frequent amount of precipitation recorded on New Year’s Day is 0.00”, which accounts for 54% of the days in the dataset. The next most frequent ranges are the 0.02” to 0.25” group, as well as the Trace group. The highest amount of precipitation on New Year’s Day occurred in 1948 when 1.37” of precipitation fell. This is one of two instances where over an inch of rain fell on New Year’s Day. In 2018, no precipitation fell.

Snowfall on New Years Day at Rockford

Frequency distribution of snowfall for Rockford. This dataset shows that the most frequent amount of snowfall recorded on New Year’s Day is 0.0”, which accounts for 64% of the days in the dataset. The next most frequent range is a trace. The highest amount of snow that has fallen on New Year’s Day is 9.0” in 1942. In 2018, no snow fell.

 

ADDITIONAL NEW YEARS DAY CLIMATE DATA     ( * MEANS LAST OCCURRENCE)

MAX TEMP
WARMEST

MIN TEMP
WARMEST
PCPN
WETTEST
SNOW
MOST
49
1916
40
1950
1.33
1948
5.0
1918
45
1950 *
35
1965 *
1.25
1891
4.6
1978
44
2007
34
1916 *
0.94
1965
4.4
1948
43
2006 *
33
1941 *
0.70
1941
4.3
1985
42
2012 *
31
1996 *
0.68
1916
3.2
2014
41
2004 *
30
1997 *
0.61
1985
40
2005 *
29
2006 *
0.57
1892
39
2017 * 
28
2007
0.48
1890
38
1994 *
27
2012 *
0.47
1918
37
2011 *
26
1951
0.44
1876
 
MAX TEMP
COLDEST
MIN TEMP
COLDEST
PCPN
DRIEST
SNOW
LEAST
-1
2018
-13
2018 *
0.00
2018 * 
0.0
2018 * 
4
1974
-10
1974 *
T
2016 *
T
2016 * 
5
1969 * 
-8
1964
0.01
1997 *
0.1
1967 * 
6
1988 
-7
1979
0.02
1995 * 
0.2
1995
10
1928
-6
1978
0.03
2006 * 
0.3
1959
11
2010 *
-5
1988 *
0.04
1971 * 
13
1968
-3
1935
0.05
2008 * 
14
1957  
-2
1977 * 
0.06
1911
15
1958
-1
2010 *
0.08
2012 * 
16
2014 * 
1
2008 * 
0.09
1921

 

12/22/2018