Climate at a Glance

Divisional 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 November 2019. For more information, please see Climatological Rankings.


Illinois, Climate Division 1. Northwest

Average Temperature Rankings, April 1966

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
April 1966
1-Month
45.7°F
(7.6°C)
48.3°F
(9.1°C)
-2.6°F
(-1.5°C)
24th Coolest Coolest since: 1961 2018
102nd Warmest Warmest since: 1965 2010
Ties: 1911
Mar–Apr 1966
2-Month
42.0°F
(5.6°C)
42.0°F
(5.6°C)
0.0°F
(0.0°C)
66th Coolest Coolest since: 1965 1926
60th Warmest Warmest since: 1963 2012
Ties: 1941
Feb–Apr 1966
3-Month
36.0°F
(2.2°C)
36.0°F
(2.2°C)
0.0°F
(0.0°C)
67th Coolest Coolest since: 1965 1912, 2014
59th Warmest Warmest since: 1964 2012
Ties: 1898, 1918, 1969
Jan–Apr 1966
4-Month
30.6°F
(-0.8°C)
32.0°F
(0.0°C)
-1.4°F
(-0.8°C)
41st Coolest Coolest since: 1965 1912
85th Warmest Warmest since: 1964 2012
Ties: 1902
Dec 1965–Apr 1966
5-Month
31.0°F
(-0.6°C)
30.5°F
(-0.8°C)
0.5°F
(0.2°C)
70th Coolest Coolest since: 1965 1979
55th Warmest Warmest since: 1957 2012
Ties: 1907, 1909, 1935, 1948, 1967
Nov 1965–Apr 1966
6-Month
32.4°F
(0.2°C)
31.7°F
(-0.2°C)
0.7°F
(0.4°C)
77th Coolest Coolest since: 1965 1912
48th Warmest Warmest since: 1957 2012
Ties: 1928, 1967, 2003
Oct 1965–Apr 1966
7-Month
35.2°F
(1.8°C)
34.5°F
(1.4°C)
0.7°F
(0.4°C)
82nd Coolest Coolest since: 1965 1912
43rd Warmest Warmest since: 1964 2012
Ties: 1915, 1922, 1948, 1953
Sep 1965–Apr 1966
8-Month
38.6°F
(3.7°C)
38.2°F
(3.4°C)
0.4°F
(0.3°C)
72nd Coolest Coolest since: 1965 1904, 1912
53rd Warmest Warmest since: 1964 2017
Ties: 1925
Aug 1965–Apr 1966
9-Month
42.0°F
(5.6°C)
41.8°F
(5.4°C)
0.2°F
(0.2°C)
65th Coolest Coolest since: 1965 1904
60th Warmest Warmest since: 1964 2017
Ties: 1906, 1923, 1937
Jul 1965–Apr 1966
10-Month
45.0°F
(7.2°C)
45.0°F
(7.2°C)
0.0°F
(0.0°C)
58th Coolest Coolest since: 1965 1904
67th Warmest Warmest since: 1964 2012
Ties: 1911, 1923
Jun 1965–Apr 1966
11-Month
47.1°F
(8.4°C)
47.1°F
(8.4°C)
0.0°F
(0.0°C)
50th Coolest Coolest since: 1965 1904
75th Warmest Warmest since: 1964 2012, 2017
Ties: 1944, 1947, 1956, 2018
May 1965–Apr 1966
12-Month
48.6°F
(9.2°C)
48.3°F
(9.1°C)
0.3°F
(0.1°C)
71st Coolest Coolest since: 1965 1918
54th Warmest Warmest since: 1964 2012, 2017
Ties: 1940, 1972, 2010
Nov 1964–Apr 1966
18-Month
42.4°F
(5.8°C)
42.7°F
(5.9°C)
-0.3°F
(-0.1°C)
43rd Coolest Coolest since: 1965 1918
81st Warmest Warmest since: 1964 2017
Ties: 1924
May 1964–Apr 1966
24-Month
48.1°F
(8.9°C)
48.2°F
(9.0°C)
-0.1°F
(-0.1°C)
48th Coolest Coolest since: 1963 1905
76th Warmest Warmest since: 1965 2017
Ties: 1975, 1977
May 1963–Apr 1966
36-Month
48.4°F
(9.1°C)
48.2°F
(9.0°C)
0.2°F
(0.1°C)
69th Coolest Coolest since: 1965 1918
54th Warmest Warmest since: 1958 2000
Ties: 1898, 1936, 1937, 1958
May 1962–Apr 1966
48-Month
48.2°F
(9.0°C)
48.2°F
(9.0°C)
0.0°F
(0.0°C)
51st Coolest Coolest since: 1965 1980
71st Warmest Warmest since: 1958 2002
Ties: 1903, 1916, 1931, 1946, 1949, 1954, 1985
May 1961–Apr 1966
60-Month
47.9°F
(8.8°C)
48.2°F
(9.0°C)
-0.3°F
(-0.2°C)
37th Coolest Coolest since: 1965 1920
84th Warmest Warmest since: 1961 2002, 2006
Ties: 1900, 1901, 1902, 1910, 1911, 1917, 1960, 1961, 1983

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published December 2019, retrieved on December 11, 2019 from https://www.ncdc.noaa.gov/cag/