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


Pennsylvania

Average Temperature Rankings, December 1989

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 1989
1-Month
17.4°F
(-8.1°C)
28.9°F
(-1.7°C)
-11.5°F
(-6.4°C)
1st Coolest Coolest to Date 1989
126th Warmest Warmest since: 1988 2015
Nov–Dec 1989
2-Month
28.0°F
(-2.2°C)
34.2°F
(1.2°C)
-6.2°F
(-3.4°C)
2nd Coolest Coolest since: 1976 1917
125th Warmest Warmest since: 1988 2015
Ties: 1976
Oct–Dec 1989
3-Month
35.8°F
(2.1°C)
39.6°F
(4.2°C)
-3.8°F
(-2.1°C)
3rd Coolest Coolest since: 1976 1917
124th Warmest Warmest since: 1988 2015
Sep–Dec 1989
4-Month
42.3°F
(5.7°C)
45.2°F
(7.3°C)
-2.9°F
(-1.6°C)
3rd Coolest Coolest since: 1976 1917
124th Warmest Warmest since: 1988 2015
Ties: 1962
Aug–Dec 1989
5-Month
47.4°F
(8.6°C)
49.8°F
(9.9°C)
-2.4°F
(-1.3°C)
5th Coolest Coolest since: 1976 1917
122nd Warmest Warmest since: 1988 2015
Ties: 1962
Jul–Dec 1989
6-Month
51.3°F
(10.7°C)
53.3°F
(11.8°C)
-2.0°F
(-1.1°C)
7th Coolest Coolest since: 1976 1976
120th Warmest Warmest since: 1988 1931, 2015
Jun–Dec 1989
7-Month
53.5°F
(11.9°C)
55.0°F
(12.8°C)
-1.5°F
(-0.9°C)
9th Coolest Coolest since: 1976 1917
118th Warmest Warmest since: 1988 2015
Ties: 1926, 2000
May–Dec 1989
8-Month
53.8°F
(12.1°C)
55.4°F
(13.0°C)
-1.6°F
(-0.9°C)
8th Coolest Coolest since: 1976 1917
119th Warmest Warmest since: 1988 2015
Ties: 1910, 1926
Apr–Dec 1989
9-Month
52.8°F
(11.6°C)
54.5°F
(12.5°C)
-1.7°F
(-0.9°C)
8th Coolest Coolest since: 1976 1917
119th Warmest Warmest since: 1988 2015
Ties: 1950
Mar–Dec 1989
10-Month
51.2°F
(10.7°C)
52.6°F
(11.4°C)
-1.4°F
(-0.7°C)
12th Coolest Coolest since: 1976 1917
115th Warmest Warmest since: 1988 2012
Feb–Dec 1989
11-Month
49.0°F
(9.4°C)
50.2°F
(10.1°C)
-1.2°F
(-0.7°C)
16th Coolest Coolest since: 1978 1917
111th Warmest Warmest since: 1988 2012
Ties: 1895, 1962
Jan–Dec 1989
12-Month
47.5°F
(8.6°C)
48.2°F
(9.0°C)
-0.7°F
(-0.4°C)
25th Coolest Coolest since: 1981 1917
102nd Warmest Warmest since: 1988 1998, 2012
Ties: 1916, 1935, 1943, 1969, 1979, 1981
Jul 1988–Dec 1989
18-Month
49.5°F
(9.7°C)
49.8°F
(9.9°C)
-0.3°F
(-0.2°C)
32nd Coolest Coolest since: 1982 1904
94th Warmest Warmest since: 1988 2012
Ties: 1903, 1936, 1951, 1962, 1979, 1993, 1996
Jan 1988–Dec 1989
24-Month
47.8°F
(8.8°C)
48.2°F
(9.0°C)
-0.4°F
(-0.2°C)
35th Coolest Coolest since: 1982 1905
91st Warmest Warmest since: 1988 2012
Ties: 1910, 1935, 1959, 1965, 1970, 1997
Jan 1987–Dec 1989
36-Month
48.2°F
(9.0°C)
48.1°F
(8.9°C)
0.1°F
(0.1°C)
58th Coolest Coolest since: 1983 1905, 1926
67th Warmest Warmest since: 1988 2012
Ties: 1911, 1930, 1940, 1943, 1995
Jan 1986–Dec 1989
48-Month
48.4°F
(9.1°C)
48.1°F
(8.9°C)
0.3°F
(0.2°C)
70th Coolest Coolest since: 1985 1907
54th Warmest Warmest since: 1988 2020
Ties: 1901, 1924, 1946, 1976
Jan 1985–Dec 1989
60-Month
48.4°F
(9.1°C)
48.1°F
(8.9°C)
0.3°F
(0.2°C)
73rd Coolest Coolest since: 1986 1905, 1907
50th Warmest Warmest since: 1988 2020
Ties: 1936, 1939, 1946, 1947, 1975, 1986

Citing This Page

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