Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. 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

January 1935 Average Temperature Rankings

View Period (Months):
  • Record Coolest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Warmest
PeriodValue
1901-2000
Mean
AnomalyRank
(1895-2025)
Coolest/Warmest
Since
Record
January 1935
1-Month
27.5°F
(-2.5°C)
25.3°F
(-3.7°C)
2.2°F80th Coolest
Coolest since:
1977
52nd Warmest
Warmest since:
2006
Dec 1934–Jan 1935
2-Month
27.2°F
(-2.7°C)
27.5°F
(-2.5°C)
-0.3°F53rd Coolest
Coolest since:
1918
78th Warmest
Warmest since:
1932
Nov 1934–Jan 1935
3-Month
33.1°F
(0.6°C)
31.9°F
(-0.1°C)
1.2°F75th Coolest
Coolest since:
1977
56th Warmest
Warmest since:
1932
Oct 1934–Jan 1935
4-Month
39.1°F
(3.9°C)
37.6°F
(3.1°C)
1.5°F90th Coolest
Coolest since:
1977
41st Warmest
Warmest since:
1932
Sep 1934–Jan 1935
5-Month
44.1°F
(6.7°C)
43.3°F
(6.3°C)
0.8°F74th Coolest
Coolest since:
1977
57th Warmest
Warmest since:
1932
Aug 1934–Jan 1935
6-Month
49.1°F
(9.5°C)
48.4°F
(9.1°C)
0.7°F80th Coolest
Coolest since:
1977
51st Warmest
Warmest since:
1932
Jul 1934–Jan 1935
7-Month
53.7°F
(12.1°C)
52.2°F
(11.2°C)
1.5°F99th Coolest
Coolest since:
1977
32nd Warmest
Warmest since:
1932
Jun 1934–Jan 1935
8-Month
56.8°F
(13.8°C)
54.6°F
(12.6°C)
2.2°F116th Coolest
Coolest since:
1918, 1977
15th Warmest
Warmest since:
1932
May 1934–Jan 1935
9-Month
57.9°F
(14.4°C)
55.5°F
(13.1°C)
2.4°F121st Coolest
Coolest since:
1918
10th Warmest
Warmest since:
1932
Apr 1934–Jan 1935
10-Month
57.3°F
(14.1°C)
55.1°F
(12.8°C)
2.2°F118th Coolest
Coolest since:
1918
13th Warmest
Warmest since:
1932
Mar 1934–Jan 1935
11-Month
55.4°F
(13.0°C)
53.7°F
(12.1°C)
1.7°F106th Coolest
Coolest since:
1918
25th Warmest
Warmest since:
2013
Feb 1934–Jan 1935
12-Month
52.8°F
(11.6°C)
51.6°F
(10.9°C)
1.2°F96th Coolest
Coolest since:
1918
35th Warmest
Warmest since:
2013
Aug 1933–Jan 1935
18-Month
52.0°F
(11.1°C)
50.5°F
(10.3°C)
1.5°F106th Coolest
Coolest since:
1905, 1918
24th Warmest
Warmest since:
2017
Feb 1933–Jan 1935
24-Month
53.0°F
(11.7°C)
51.6°F
(10.9°C)
1.4°F104th Coolest
Coolest since:
1918
26th Warmest
Warmest since:
2013
Feb 1932–Jan 1935
36-Month
52.8°F
(11.6°C)
51.6°F
(10.9°C)
1.2°F106th Coolest
Coolest since:
1905
23rd Warmest
Warmest since:
2013
Feb 1931–Jan 1935
48-Month
53.4°F
(11.9°C)
51.6°F
(10.9°C)
1.8°F120th Coolest
Coolest since:
1905
8th Warmest
Warmest since:
2025
Feb 1930–Jan 1935
60-Month
53.4°F
(11.9°C)
51.6°F
(10.9°C)
1.8°F125th Coolest
Coolest since:
1906
2nd WarmestWarmest to Date2025

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