Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Washington

Average Temperature Rankings, September 1998

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1998 1-Month	62.2°F (16.8°C)	56.9°F (13.8°C)	5.3°F (3.0°C)	127th Coolest	Coolest since: 1997	1895
	62.2°F (16.8°C)	56.9°F (13.8°C)	5.3°F (3.0°C)	2nd Warmest	Warmest since: 1990	1967
	Ties: 1990
Aug–Sep 1998 2-Month	64.5°F (18.1°C)	60.2°F (15.7°C)	4.3°F (2.4°C)	126th Coolest	Coolest since: 1997	1895
Aug–Sep 1998 2-Month	64.5°F (18.1°C)	60.2°F (15.7°C)	4.3°F (2.4°C)	3rd Warmest	Warmest since: 1967	2022
Jul–Sep 1998 3-Month	66.0°F (18.9°C)	61.5°F (16.4°C)	4.5°F (2.5°C)	127th Coolest	Coolest since: 1997	1895
Jul–Sep 1998 3-Month	66.0°F (18.9°C)	61.5°F (16.4°C)	4.5°F (2.5°C)	2nd Warmest	Warmest to Date	2022
Jun–Sep 1998 4-Month	64.2°F (17.9°C)	60.5°F (15.8°C)	3.7°F (2.1°C)	126th Coolest	Coolest since: 1997	1954
	64.2°F (17.9°C)	60.5°F (15.8°C)	3.7°F (2.1°C)	3rd Warmest	Warmest since: 1967	2021
	Ties: 1967, 2015
May–Sep 1998 5-Month	61.9°F (16.6°C)	58.8°F (14.9°C)	3.1°F (1.7°C)	125th Coolest	Coolest since: 1997	1899, 1964
May–Sep 1998 5-Month	61.9°F (16.6°C)	58.8°F (14.9°C)	3.1°F (1.7°C)	4th Warmest	Warmest since: 1958	1958
Apr–Sep 1998 6-Month	59.3°F (15.2°C)	56.5°F (13.6°C)	2.8°F (1.6°C)	125th Coolest	Coolest since: 1997	1955
Apr–Sep 1998 6-Month	59.3°F (15.2°C)	56.5°F (13.6°C)	2.8°F (1.6°C)	4th Warmest	Warmest since: 1958	2015
Mar–Sep 1998 7-Month	56.7°F (13.7°C)	54.0°F (12.2°C)	2.7°F (1.5°C)	126th Coolest	Coolest since: 1997	1955
	56.7°F (13.7°C)	54.0°F (12.2°C)	2.7°F (1.5°C)	3rd Warmest	Warmest since: 1992	2015
	Ties: 1992
Feb–Sep 1998 8-Month	54.3°F (12.4°C)	51.3°F (10.7°C)	3.0°F (1.7°C)	125th Coolest	Coolest since: 1997	1955
Feb–Sep 1998 8-Month	54.3°F (12.4°C)	51.3°F (10.7°C)	3.0°F (1.7°C)	4th Warmest	Warmest since: 1992	2015
Jan–Sep 1998 9-Month	51.8°F (11.0°C)	48.8°F (9.3°C)	3.0°F (1.7°C)	124th Coolest	Coolest since: 1997	1916
	51.8°F (11.0°C)	48.8°F (9.3°C)	3.0°F (1.7°C)	5th Warmest	Warmest since: 1992	2015
	Ties: 2016
Dec 1997–Sep 1998 10-Month	49.9°F (9.9°C)	47.0°F (8.3°C)	2.9°F (1.6°C)	123rd Coolest	Coolest since: 1997	1916
Dec 1997–Sep 1998 10-Month	49.9°F (9.9°C)	47.0°F (8.3°C)	2.9°F (1.6°C)	5th Warmest	Warmest since: 1992	2015
Nov 1997–Sep 1998 11-Month	48.9°F (9.4°C)	46.0°F (7.8°C)	2.9°F (1.6°C)	123rd Coolest	Coolest since: 1997	1916, 1917
	48.9°F (9.4°C)	46.0°F (7.8°C)	2.9°F (1.6°C)	5th Warmest	Warmest since: 1992	2015
	Ties: 1940
Oct 1997–Sep 1998 12-Month	48.7°F (9.3°C)	46.1°F (7.8°C)	2.6°F (1.5°C)	121st Coolest	Coolest since: 1997	1917
Oct 1997–Sep 1998 12-Month	48.7°F (9.3°C)	46.1°F (7.8°C)	2.6°F (1.5°C)	7th Warmest	Warmest since: 1992	2015
Apr 1997–Sep 1998 18-Month	51.6°F (10.9°C)	49.6°F (9.8°C)	2.0°F (1.1°C)	121st Coolest	Coolest since: 1997	1917
Apr 1997–Sep 1998 18-Month	51.6°F (10.9°C)	49.6°F (9.8°C)	2.0°F (1.1°C)	7th Warmest	Warmest since: 1992	2015
Oct 1996–Sep 1998 24-Month	47.5°F (8.6°C)	46.1°F (7.8°C)	1.4°F (0.8°C)	108th Coolest	Coolest since: 1997	1917
	47.5°F (8.6°C)	46.1°F (7.8°C)	1.4°F (0.8°C)	19th Warmest	Warmest since: 1995	2016
	Ties: 1968, 1990
Oct 1995–Sep 1998 36-Month	47.1°F (8.4°C)	46.1°F (7.8°C)	1.0°F (0.6°C)	100th Coolest	Coolest since: 1997	1950
	47.1°F (8.4°C)	46.1°F (7.8°C)	1.0°F (0.6°C)	26th Warmest	Warmest since: 1996	2016
	Ties: 1991, 2003
Oct 1994–Sep 1998 48-Month	47.1°F (8.4°C)	46.1°F (7.8°C)	1.0°F (0.6°C)	102nd Coolest	Coolest since: 1997	1950, 1951, 1952
	47.1°F (8.4°C)	46.1°F (7.8°C)	1.0°F (0.6°C)	23rd Warmest	Warmest since: 1995	2016
	Ties: 1943, 1991
Oct 1993–Sep 1998 60-Month	47.3°F (8.5°C)	46.1°F (7.8°C)	1.2°F (0.7°C)	109th Coolest	Coolest since: 1997	1920, 1952
	47.3°F (8.5°C)	46.1°F (7.8°C)	1.2°F (0.7°C)	15th Warmest	Warmest since: 1994	2017
	Ties: 1991, 2004

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published November 2022, retrieved on December 5, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings