Statewide Rankings

Statewide Data Info
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Washington

Average Temperature Rankings, September 1999

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
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:
1895
62nd Warmest
Warmest since:
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:
1895
36th Warmest
Warmest since:
2022
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:
1895
72nd Warmest
Warmest since:
2022
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:
1954
92nd Warmest
Warmest since:
2021
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:
1899, 1964
110th Warmest
Warmest since:
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:
1955
106th Warmest
Warmest since:
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:
1955
103rd Warmest
Warmest since:
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:
1955
92nd Warmest
Warmest since:
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)
62nd Coolest
Coolest since:
1916
67th Warmest
Warmest since:
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:
1916
66th Warmest
Warmest since:
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:
1916, 1917
56th Warmest
Warmest since:
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:
1917
54th Warmest
Warmest since:
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:
1917
28th Warmest
Warmest since:
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:
1917
13th Warmest
Warmest since:
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:
1950
22nd Warmest
Warmest since:
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:
1950, 1951, 1952
26th Warmest
Warmest since:
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:
1920, 1952
25th Warmest
Warmest since:
2017
Ties: 1943, 1944, 2000, 2001, 2003, 2009

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