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


Washington

Average Temperature Rankings, September 1999

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1999
1-Month
57.1°F
(13.9°C)
56.9°F
(13.8°C)
0.2°F
(0.1°C)
67th Coolest Coolest since: 1996 1895
60th Warmest Warmest since: 1998 1967
Ties: 1968, 1980, 2010, 2019
Aug–Sep 1999
2-Month
61.4°F
(16.3°C)
60.3°F
(15.7°C)
1.1°F
(0.6°C)
93rd Coolest Coolest since: 1996 1895
34th Warmest Warmest since: 1998 1967
Ties: 1950, 2015
Jul–Sep 1999
3-Month
61.6°F
(16.4°C)
61.5°F
(16.4°C)
0.1°F
(0.0°C)
57th Coolest Coolest since: 1993 1895
70th Warmest Warmest since: 1998 1998
Ties: 1908, 1928, 1931, 1941, 1945, 1953, 1973, 1992, 2010
Jun–Sep 1999
4-Month
60.2°F
(15.7°C)
60.6°F
(15.9°C)
-0.4°F
(-0.2°C)
37th Coolest Coolest since: 1993 1954
90th Warmest Warmest since: 1998 1967, 1998, 2015
Ties: 1913, 1920, 1929, 1965, 1966, 2010
May–Sep 1999
5-Month
57.8°F
(14.3°C)
58.8°F
(14.9°C)
-1.0°F
(-0.6°C)
19th Coolest Coolest since: 1984 1899, 1964
108th Warmest Warmest since: 1998 1958
Ties: 1920, 1948, 1953, 1976
Apr–Sep 1999
6-Month
55.5°F
(13.1°C)
56.5°F
(13.6°C)
-1.0°F
(-0.5°C)
23rd Coolest Coolest since: 1984 1955
104th Warmest Warmest since: 1998 2015
Ties: 1959, 1975
Mar–Sep 1999
7-Month
53.1°F
(11.7°C)
54.0°F
(12.2°C)
-0.9°F
(-0.5°C)
26th Coolest Coolest since: 1984 1955
101st Warmest Warmest since: 1998 2015
Ties: 1913, 1935, 1950, 1953, 1959, 1984
Feb–Sep 1999
8-Month
50.8°F
(10.4°C)
51.3°F
(10.7°C)
-0.5°F
(-0.3°C)
37th Coolest Coolest since: 1989 1955
90th Warmest Warmest since: 1998 2015
Ties: 1912, 1923, 1935, 1937, 1943, 1972, 1989
Jan–Sep 1999
9-Month
49.0°F
(9.4°C)
48.8°F
(9.3°C)
0.2°F
(0.1°C)
63rd Coolest Coolest since: 1996 1916
64th Warmest Warmest since: 1998 2015
Ties: 1942, 1944, 1970
Dec 1998–Sep 1999
10-Month
47.1°F
(8.4°C)
47.0°F
(8.3°C)
0.1°F
(0.1°C)
62nd Coolest Coolest since: 1996 1916
64th Warmest Warmest since: 1998 2015
Ties: 1991
Nov 1998–Sep 1999
11-Month
46.4°F
(8.0°C)
46.0°F
(7.8°C)
0.4°F
(0.2°C)
72nd Coolest Coolest since: 1997 1916, 1917
54th Warmest Warmest since: 1998 2015
Ties: 1953, 1991, 1996, 1997
Oct 1998–Sep 1999
12-Month
46.5°F
(8.1°C)
46.2°F
(7.9°C)
0.3°F
(0.2°C)
74th Coolest Coolest since: 1997 1917
52nd Warmest Warmest since: 1998 2015
Ties: 1908, 1935, 1978, 2010
Apr 1998–Sep 1999
18-Month
50.7°F
(10.4°C)
49.6°F
(9.8°C)
1.1°F
(0.6°C)
100th Coolest Coolest since: 1997 1917
26th Warmest Warmest since: 1998 2015
Oct 1997–Sep 1999
24-Month
47.6°F
(8.7°C)
46.1°F
(7.8°C)
1.5°F
(0.9°C)
114th Coolest Coolest since: 1998 1917
11th Warmest Warmest since: 1995 2016
Ties: 1967, 1988, 1995, 2003, 2014
Oct 1996–Sep 1999
36-Month
47.2°F
(8.4°C)
46.1°F
(7.8°C)
1.1°F
(0.6°C)
104th Coolest Coolest since: 1998 1950
20th Warmest Warmest since: 1996 2016
Ties: 1926, 1996, 2019
Oct 1995–Sep 1999
48-Month
47.0°F
(8.3°C)
46.2°F
(7.9°C)
0.8°F
(0.4°C)
99th Coolest Coolest since: 1997 1950, 1951, 1952
24th Warmest Warmest since: 1998 2016
Ties: 1940, 1961, 1997, 2008
Oct 1994–Sep 1999
60-Month
47.0°F
(8.3°C)
46.1°F
(7.8°C)
0.9°F
(0.5°C)
99th Coolest Coolest since: 1997 1920, 1952
23rd Warmest Warmest since: 1998 2017
Ties: 1943, 1944, 2000, 2001, 2003, 2009

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published April 2021, retrieved on April 11, 2021 from https://www.ncdc.noaa.gov/cag/