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 December 2020. For more information, please see Climatological Rankings.


Oregon

Average Temperature Rankings, December 1999

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 1999
1-Month
34.3°F
(1.3°C)
31.8°F
(-0.1°C)
2.5°F
(1.4°C)
97th Coolest Coolest since: 1998 1924
30th Warmest Warmest since: 1991 1917
Ties: 1991
Nov–Dec 1999
2-Month
38.7°F
(3.7°C)
34.7°F
(1.5°C)
4.0°F
(2.2°C)
123rd Coolest Coolest since: 1998 1985
4th Warmest Warmest since: 1995 1917
Oct–Dec 1999
3-Month
42.6°F
(5.9°C)
39.2°F
(4.0°C)
3.4°F
(1.9°C)
124th Coolest Coolest since: 1998 1985
3rd Warmest Warmest since: 1958 1917
Ties: 1937, 1950, 1958
Sep–Dec 1999
4-Month
46.6°F
(8.1°C)
43.7°F
(6.5°C)
2.9°F
(1.6°C)
124th Coolest Coolest since: 1998 1985
3rd Warmest Warmest since: 1937 2014
Ties: 1937, 2020
Aug–Dec 1999
5-Month
50.2°F
(10.1°C)
47.7°F
(8.7°C)
2.5°F
(1.4°C)
121st Coolest Coolest since: 1998 1985
6th Warmest Warmest since: 1991 2014
Jul–Dec 1999
6-Month
52.4°F
(11.3°C)
50.5°F
(10.3°C)
1.9°F
(1.0°C)
113th Coolest Coolest since: 1998 1916, 1985
14th Warmest Warmest since: 1991 2014
Jun–Dec 1999
7-Month
53.0°F
(11.7°C)
51.5°F
(10.8°C)
1.5°F
(0.9°C)
107th Coolest Coolest since: 1998 1916
20th Warmest Warmest since: 1991 2014
Ties: 1974, 1979, 1987
May–Dec 1999
8-Month
52.4°F
(11.3°C)
51.4°F
(10.8°C)
1.0°F
(0.5°C)
96th Coolest Coolest since: 1998 1916
31st Warmest Warmest since: 1997 2014
Ties: 1936, 1991, 1995
Apr–Dec 1999
9-Month
51.2°F
(10.7°C)
50.5°F
(10.3°C)
0.7°F
(0.4°C)
83rd Coolest Coolest since: 1993 1916
44th Warmest Warmest since: 1998 2014
Ties: 1904, 1933, 1938, 1949, 1962, 1969, 1986, 1990, 1991, 2008
Mar–Dec 1999
10-Month
49.8°F
(9.9°C)
49.3°F
(9.6°C)
0.5°F
(0.3°C)
79th Coolest Coolest since: 1993 1916
48th Warmest Warmest since: 1998 2014, 2015
Ties: 1925, 1933, 1960, 1961, 1969, 1991, 2009
Feb–Dec 1999
11-Month
48.3°F
(9.1°C)
47.9°F
(8.8°C)
0.4°F
(0.3°C)
75th Coolest Coolest since: 1993 1899
52nd Warmest Warmest since: 1998 2015
Jan–Dec 1999
12-Month
47.2°F
(8.4°C)
46.5°F
(8.1°C)
0.7°F
(0.3°C)
84th Coolest Coolest since: 1993 1916
43rd Warmest Warmest since: 1998 2015
Ties: 1968
Jul 1998–Dec 1999
18-Month
48.9°F
(9.4°C)
47.9°F
(8.8°C)
1.0°F
(0.6°C)
95th Coolest Coolest since: 1994 1899, 1913
31st Warmest Warmest since: 1998 2015
Ties: 1926, 2009
Jan 1998–Dec 1999
24-Month
47.5°F
(8.6°C)
46.5°F
(8.1°C)
1.0°F
(0.5°C)
96th Coolest Coolest since: 1994 1912
30th Warmest Warmest since: 1998 2015
Ties: 1939, 1958, 1968, 1991
Jan 1997–Dec 1999
36-Month
47.6°F
(8.7°C)
46.5°F
(8.1°C)
1.1°F
(0.6°C)
104th Coolest Coolest since: 1995 1913
21st Warmest Warmest since: 1998 2016
Ties: 1936, 1989, 1994
Jan 1996–Dec 1999
48-Month
47.6°F
(8.7°C)
46.5°F
(8.1°C)
1.1°F
(0.6°C)
105th Coolest Coolest since: 1996 1913, 1914
19th Warmest Warmest since: 1998 2017
Ties: 1942, 1990, 1994, 2000, 2001, 2008
Jan 1995–Dec 1999
60-Month
47.7°F
(8.7°C)
46.4°F
(8.0°C)
1.3°F
(0.7°C)
109th Coolest Coolest since: 1997 1899, 1913
14th Warmest Warmest since: 1998 2018
Ties: 1990, 1995, 1996, 2008, 2014

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 20, 2021 from https://www.ncdc.noaa.gov/cag/