Climate at a Glance

Statewide 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 August 2019. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, May 1979

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1979
1-Month
61.4°F
(16.3°C)
62.1°F
(16.7°C)
-0.7°F
(-0.4°C)
48th Coolest Coolest since: 1978 1917
78th Warmest Warmest since: 1977 2018
Ties: 1904
Apr–May 1979
2-Month
55.2°F
(12.9°C)
56.8°F
(13.8°C)
-1.6°F
(-0.9°C)
27th Coolest Coolest since: 1973 1907
99th Warmest Warmest since: 1978 1896
Ties: 2008
Mar–May 1979
3-Month
50.0°F
(10.0°C)
51.1°F
(10.6°C)
-1.1°F
(-0.6°C)
39th Coolest Coolest since: 1978 1960
87th Warmest Warmest since: 1977 2012
Ties: 1900, 1913
Feb–May 1979
4-Month
41.8°F
(5.4°C)
45.6°F
(7.6°C)
-3.8°F
(-2.2°C)
5th Coolest Coolest since: 1978 1978
121st Warmest Warmest since: 1977 2012
Ties: 1904
Jan–May 1979
5-Month
36.0°F
(2.2°C)
41.6°F
(5.3°C)
-5.6°F
(-3.1°C)
1st Coolest Coolest since: 1978 1978, 1979
125th Warmest Warmest since: 1978 2012
Ties: 1978
Dec 1978–May 1979
6-Month
34.9°F
(1.6°C)
39.6°F
(4.2°C)
-4.7°F
(-2.6°C)
3rd Coolest Coolest since: 1978 1978
122nd Warmest Warmest since: 1977 2012
Nov 1978–May 1979
7-Month
36.1°F
(2.3°C)
39.8°F
(4.3°C)
-3.7°F
(-2.0°C)
4th Coolest Coolest since: 1978 1904
121st Warmest Warmest since: 1977 2012
Oct 1978–May 1979
8-Month
38.1°F
(3.4°C)
41.6°F
(5.3°C)
-3.5°F
(-1.9°C)
4th Coolest Coolest since: 1978 1904, 1978
121st Warmest Warmest since: 1977 2012
Sep 1978–May 1979
9-Month
41.7°F
(5.4°C)
44.4°F
(6.9°C)
-2.7°F
(-1.5°C)
6th Coolest Coolest since: 1978 1904
119th Warmest Warmest since: 1977 2012
Aug 1978–May 1979
10-Month
44.8°F
(7.1°C)
47.3°F
(8.5°C)
-2.5°F
(-1.4°C)
6th Coolest Coolest since: 1978 1904
119th Warmest Warmest since: 1977 2012
Jul 1978–May 1979
11-Month
47.6°F
(8.7°C)
49.9°F
(9.9°C)
-2.3°F
(-1.2°C)
6th Coolest Coolest since: 1978 1904
119th Warmest Warmest since: 1977 2012
Ties: 2014
Jun 1978–May 1979
12-Month
49.6°F
(9.8°C)
51.6°F
(10.9°C)
-2.0°F
(-1.1°C)
4th Coolest Coolest since: 1978 1904
121st Warmest Warmest since: 1977 2012
Ties: 1899, 1905, 1912, 1951, 2014
Dec 1977–May 1979
18-Month
44.5°F
(6.9°C)
47.6°F
(8.7°C)
-3.1°F
(-1.8°C)
1st Coolest Coolest to Date 1979
123rd Warmest Warmest since: 1978 2017
Jun 1977–May 1979
24-Month
49.3°F
(9.6°C)
51.7°F
(10.9°C)
-2.4°F
(-1.3°C)
2nd Coolest Coolest since: 1978 1905
122nd Warmest Warmest since: 1978 2017
Ties: 1978
Jun 1976–May 1979
36-Month
49.4°F
(9.7°C)
51.6°F
(10.9°C)
-2.2°F
(-1.2°C)
1st Coolest Coolest to Date 1979
122nd Warmest Warmest since: 1978 2018
Jun 1975–May 1979
48-Month
50.3°F
(10.2°C)
51.6°F
(10.9°C)
-1.3°F
(-0.7°C)
5th Coolest Coolest since: 1907 1980
117th Warmest Warmest since: 1978 2019
Jun 1974–May 1979
60-Month
50.4°F
(10.2°C)
51.6°F
(10.9°C)
-1.2°F
(-0.7°C)
5th Coolest Coolest since: 1908 1906, 1907, 1908, 1981
116th Warmest Warmest since: 1978 2002
Ties: 1905, 1980, 1982

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2019, retrieved on September 16, 2019 from https://www.ncdc.noaa.gov/cag/