Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Illinois

Average Temperature Rankings, July 1991

View Period (Months):
Download: csv json xml
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
July 1991
1-Month
76.3°F
(24.6°C)
75.6°F
(24.2°C)
0.7°F
(0.4°C)
89th Coolest
Coolest since:
2009, 2014
40th Warmest
Warmest since:
1936
Ties: 1923, 1938, 2005
Jun–Jul 1991
2-Month
75.7°F
(24.3°C)
73.5°F
(23.1°C)
2.2°F
(1.2°C)
111th Coolest
Coolest since:
1915
18th Warmest
Warmest since:
1934
May–Jul 1991
3-Month
73.3°F
(22.9°C)
69.7°F
(20.9°C)
3.6°F
(2.0°C)
123rd Coolest
Coolest since:
1924
6th Warmest
Warmest since:
1934
Apr–Jul 1991
4-Month
69.0°F
(20.6°C)
65.1°F
(18.4°C)
3.9°F
(2.2°C)
126th Coolest
Coolest since:
1907
3rd Warmest
Warmest since:
1934
Mar–Jul 1991
5-Month
64.0°F
(17.8°C)
60.1°F
(15.6°C)
3.9°F
(2.2°C)
125th Coolest
Coolest since:
1960
4th Warmest
Warmest since:
2012
Feb–Jul 1991
6-Month
59.0°F
(15.0°C)
54.9°F
(12.7°C)
4.1°F
(2.3°C)
126th Coolest
Coolest since:
1947
3rd Warmest
Warmest since:
2012
Jan–Jul 1991
7-Month
53.9°F
(12.2°C)
50.7°F
(10.4°C)
3.2°F
(1.8°C)
122nd Coolest
Coolest since:
1912
7th Warmest
Warmest since:
2012
Dec 1990–Jul 1991
8-Month
51.0°F
(10.6°C)
48.1°F
(8.9°C)
2.9°F
(1.7°C)
121st Coolest
Coolest since:
1904
7th Warmest
Warmest since:
2012
Nov 1990–Jul 1991
9-Month
50.5°F
(10.3°C)
47.2°F
(8.4°C)
3.3°F
(1.9°C)
121st Coolest
Coolest since:
1904
7th Warmest
Warmest since:
2012
Oct 1990–Jul 1991
10-Month
50.7°F
(10.4°C)
48.0°F
(8.9°C)
2.7°F
(1.5°C)
121st Coolest
Coolest since:
1904
7th Warmest
Warmest since:
2012
Ties: 1999, 2000
Sep 1990–Jul 1991
11-Month
52.3°F
(11.3°C)
49.7°F
(9.8°C)
2.6°F
(1.5°C)
121st Coolest
Coolest since:
1904
7th Warmest
Warmest since:
2012
Ties: 2006
Aug 1990–Jul 1991
12-Month
54.0°F
(12.2°C)
51.7°F
(10.9°C)
2.3°F
(1.3°C)
119th Coolest
Coolest since:
1904
9th Warmest
Warmest since:
2012
Feb 1990–Jul 1991
18-Month
54.6°F
(12.6°C)
52.7°F
(11.5°C)
1.9°F
(1.1°C)
114th Coolest
Coolest since:
1918
14th Warmest
Warmest since:
2012
Ties: 1955, 2016
Aug 1989–Jul 1991
24-Month
52.9°F
(11.6°C)
51.6°F
(10.9°C)
1.3°F
(0.7°C)
108th Coolest
Coolest since:
1905
19th Warmest
Warmest since:
2017
Ties: 1934, 1987, 1988, 2016
Aug 1988–Jul 1991
36-Month
52.6°F
(11.4°C)
51.6°F
(10.9°C)
1.0°F
(0.5°C)
101st Coolest
Coolest since:
1979
25th Warmest
Warmest since:
2018
Ties: 1935, 1939, 1987, 1989, 2020, 2021
Aug 1987–Jul 1991
48-Month
52.5°F
(11.4°C)
51.6°F
(10.9°C)
0.9°F
(0.5°C)
98th Coolest
Coolest since:
1905, 1980
27th Warmest
Warmest since:
2019
Ties: 1924, 1988, 1989, 2004, 2014, 2021
Aug 1986–Jul 1991
60-Month
52.7°F
(11.5°C)
51.6°F
(10.9°C)
1.1°F
(0.6°C)
108th Coolest
Coolest since:
1906
16th Warmest
Warmest since:
2020
Ties: 1936, 1956, 2001, 2004, 2010, 2016, 2018

Citing This Page