Climate at a Glance

City Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of January 2020. For more information, please see Climatological Rankings.


Rockford, Illinois

Average Temperature Rankings, May 1998

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1998
1-Month
64.6°F
(18.1°C)
59.7°F
(15.4°C)
4.9°F
(2.7°C)
58th Coolest Coolest since: 1997 1966
6th Warmest Warmest since: 1991 1977
Apr–May 1998
2-Month
56.9°F
(13.8°C)
54.3°F
(12.4°C)
2.6°F
(1.4°C)
56th Coolest Coolest since: 1997 1966
8th Warmest Warmest since: 1991 1977
Mar–May 1998
3-Month
50.6°F
(10.3°C)
48.4°F
(9.1°C)
2.2°F
(1.2°C)
53rd Coolest Coolest since: 1997 1960
11th Warmest Warmest since: 1991 2012
Feb–May 1998
4-Month
47.2°F
(8.4°C)
42.7°F
(5.9°C)
4.5°F
(2.5°C)
59th Coolest Coolest since: 1997 1979
3rd Warmest Warmest since: 1977 2012
Jan–May 1998
5-Month
43.1°F
(6.2°C)
38.5°F
(3.6°C)
4.6°F
(2.6°C)
60th Coolest Coolest since: 1997 1979
2nd Warmest Warmest to Date 2012
Dec 1997–May 1998
6-Month
40.6°F
(4.8°C)
36.2°F
(2.3°C)
4.4°F
(2.5°C)
59th Coolest Coolest since: 1997 1979
2nd Warmest Warmest to Date 2012
Ties: 2016
Nov 1997–May 1998
7-Month
39.8°F
(4.3°C)
36.6°F
(2.6°C)
3.2°F
(1.7°C)
55th Coolest Coolest since: 1997 1979
5th Warmest Warmest to Date 2012
Oct 1997–May 1998
8-Month
41.3°F
(5.2°C)
38.4°F
(3.6°C)
2.9°F
(1.6°C)
56th Coolest Coolest since: 1997 1979
4th Warmest Warmest to Date 2012
Ties: 2002
Sep 1997–May 1998
9-Month
43.8°F
(6.6°C)
41.2°F
(5.1°C)
2.6°F
(1.5°C)
54th Coolest Coolest since: 1997 1978
5th Warmest Warmest to Date 2012
Aug 1997–May 1998
10-Month
46.3°F
(7.9°C)
44.3°F
(6.8°C)
2.0°F
(1.1°C)
52nd Coolest Coolest since: 1997 1978
7th Warmest Warmest to Date 2012
Jul 1997–May 1998
11-Month
48.7°F
(9.3°C)
46.9°F
(8.3°C)
1.8°F
(1.0°C)
51st Coolest Coolest since: 1997 1978
8th Warmest Warmest to Date 2012
Jun 1997–May 1998
12-Month
50.4°F
(10.2°C)
48.7°F
(9.3°C)
1.7°F
(0.9°C)
51st Coolest Coolest since: 1997 1978
8th Warmest Warmest to Date 2012
Dec 1996–May 1998
18-Month
45.0°F
(7.2°C)
44.6°F
(7.0°C)
0.4°F
(0.2°C)
43rd Coolest Coolest since: 1997 1979
13th Warmest Warmest since: 1954 2017
Ties: 2004
Jun 1996–May 1998
24-Month
48.5°F
(9.2°C)
48.8°F
(9.3°C)
-0.3°F
(-0.1°C)
38th Coolest Coolest since: 1997 1979
16th Warmest Warmest since: 1956 2017
Ties: 1956
Jun 1995–May 1998
36-Month
48.0°F
(8.9°C)
48.9°F
(9.4°C)
-0.9°F
(-0.5°C)
28th Coolest Coolest since: 1997 1979
21st Warmest Warmest since: 1985 2017
Ties: 1958, 1973, 1975
Jun 1994–May 1998
48-Month
48.2°F
(9.0°C)
49.0°F
(9.4°C)
-0.8°F
(-0.4°C)
25th Coolest Coolest since: 1997 1980
20th Warmest Warmest since: 1976 2007
Ties: 1975
Jun 1993–May 1998
60-Month
47.9°F
(8.8°C)
47.9°F
(8.8°C)
-99°F
(0.0°C)
22nd Coolest Coolest since: 1997 1979, 1980
19th Warmest Warmest since: 1977 2002
Ties: 1959, 1974

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published February 2020, retrieved on February 25, 2020 from https://www.ncdc.noaa.gov/cag/