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 March 2021. For more information, please see Climatological Rankings.


Illinois, Climate Division 2. Northeast

Average Temperature Rankings, August 1999

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 1999
1-Month
69.5°F
(20.8°C)
71.1°F
(21.7°C)
-1.6°F
(-0.9°C)
30th Coolest Coolest since: 1997 1915
97th Warmest Warmest since: 1998 1947
Ties: 1974
Jul–Aug 1999
2-Month
73.5°F
(23.1°C)
72.1°F
(22.3°C)
1.4°F
(0.8°C)
96th Coolest Coolest since: 1998 1915
31st Warmest Warmest since: 1995 1936
Ties: 1913
Jun–Aug 1999
3-Month
72.5°F
(22.5°C)
71.0°F
(21.7°C)
1.5°F
(0.8°C)
100th Coolest Coolest since: 1998 1915
27th Warmest Warmest since: 1995 1988
Ties: 1899, 2018
May–Aug 1999
4-Month
69.9°F
(21.1°C)
67.9°F
(19.9°C)
2.0°F
(1.2°C)
106th Coolest Coolest since: 1997 1915
21st Warmest Warmest since: 1998 1934
Apr–Aug 1999
5-Month
66.1°F
(18.9°C)
63.9°F
(17.7°C)
2.2°F
(1.2°C)
115th Coolest Coolest since: 1998 1907
12th Warmest Warmest since: 1998 1991
Ties: 1941, 1998, 2001
Mar–Aug 1999
6-Month
60.9°F
(16.1°C)
59.2°F
(15.1°C)
1.7°F
(1.0°C)
108th Coolest Coolest since: 1997 1926, 1950
19th Warmest Warmest since: 1998 2012
Ties: 1959, 2000
Feb–Aug 1999
7-Month
57.1°F
(13.9°C)
54.4°F
(12.4°C)
2.7°F
(1.5°C)
118th Coolest Coolest since: 1997 1904
9th Warmest Warmest since: 1998 2012
Jan–Aug 1999
8-Month
52.4°F
(11.3°C)
50.2°F
(10.1°C)
2.2°F
(1.2°C)
112th Coolest Coolest since: 1997 1912
15th Warmest Warmest since: 1998 2012
Ties: 1983
Dec 1998–Aug 1999
9-Month
50.3°F
(10.2°C)
47.5°F
(8.6°C)
2.8°F
(1.6°C)
116th Coolest Coolest since: 1997 1904
10th Warmest Warmest since: 1998 2012
Nov 1998–Aug 1999
10-Month
49.6°F
(9.8°C)
46.5°F
(8.1°C)
3.1°F
(1.7°C)
118th Coolest Coolest since: 1997 1904
8th Warmest Warmest since: 1998 2012
Ties: 2017
Oct 1998–Aug 1999
11-Month
50.1°F
(10.1°C)
47.1°F
(8.4°C)
3.0°F
(1.7°C)
119th Coolest Coolest since: 1997 1904
7th Warmest Warmest since: 1998 2012
Ties: 1987, 1991
Sep 1998–Aug 1999
12-Month
51.6°F
(10.9°C)
48.5°F
(9.2°C)
3.1°F
(1.7°C)
121st Coolest Coolest since: 1998 1904
5th Warmest Warmest since: 1932 2012
Ties: 1932
Mar 1998–Aug 1999
18-Month
54.9°F
(12.7°C)
52.1°F
(11.2°C)
2.8°F
(1.5°C)
123rd Coolest Coolest since: 1998 1904
3rd Warmest Warmest to Date 2012
Sep 1997–Aug 1999
24-Month
51.5°F
(10.8°C)
48.4°F
(9.1°C)
3.1°F
(1.7°C)
123rd Coolest Coolest since: 1998 1905
2nd Warmest Warmest to Date 2017
Sep 1996–Aug 1999
36-Month
50.1°F
(10.1°C)
48.5°F
(9.2°C)
1.6°F
(0.9°C)
112th Coolest Coolest since: 1998 1905, 1979
12th Warmest Warmest since: 1955 2000
Ties: 1933, 1955, 2008
Sep 1995–Aug 1999
48-Month
49.2°F
(9.6°C)
48.4°F
(9.1°C)
0.8°F
(0.5°C)
89th Coolest Coolest since: 1998 1905
34th Warmest Warmest since: 1993 2001
Ties: 1923, 1932, 1987
Sep 1994–Aug 1999
60-Month
49.5°F
(9.7°C)
48.4°F
(9.1°C)
1.1°F
(0.6°C)
102nd Coolest Coolest since: 1998 1906
20th Warmest Warmest since: 1992 2002
Ties: 1957, 1987, 1989, 1990, 1992, 2000

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published April 2021, retrieved on April 17, 2021 from https://www.ncdc.noaa.gov/cag/