Regional Rankings

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Upper Colorado River Basin

Average Temperature Rankings, April 1899

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
April 1899 1-Month	42.4°F (5.8°C)	41.7°F (5.4°C)	0.7°F (0.4°C)	70th Coolest	Coolest since: 1897	1920
	42.4°F (5.8°C)	41.7°F (5.4°C)	0.7°F (0.4°C)	59th Warmest	Warmest since: 1898	1992
	Ties: 1902, 1913, 1916, 1938, 1948, 2014
Mar–Apr 1899 2-Month	37.1°F (2.8°C)	37.2°F (2.9°C)	-0.1°F (-0.1°C)	54th Coolest	Coolest since: 1898	1917
	37.1°F (2.8°C)	37.2°F (2.9°C)	-0.1°F (-0.1°C)	75th Warmest	Warmest to Date	1934, 1992
	Ties: 1919
Feb–Apr 1899 3-Month	31.5°F (-0.3°C)	33.3°F (0.7°C)	-1.8°F (-1.0°C)	25th Coolest	Coolest since: 1897	1903
Feb–Apr 1899 3-Month	31.5°F (-0.3°C)	33.3°F (0.7°C)	-1.8°F (-1.0°C)	104th Warmest	Warmest since: 1898	1934
Jan–Apr 1899 4-Month	28.7°F (-1.8°C)	30.3°F (-0.9°C)	-1.6°F (-0.9°C)	29th Coolest	Coolest since: 1898	1917
	28.7°F (-1.8°C)	30.3°F (-0.9°C)	-1.6°F (-0.9°C)	100th Warmest	Warmest since: 1896	1934
	Ties: 1939
Dec 1898–Apr 1899 5-Month	25.9°F (-3.4°C)	28.8°F (-1.8°C)	-2.9°F (-1.6°C)	15th Coolest	Coolest since: 1898	1917
Dec 1898–Apr 1899 5-Month	25.9°F (-3.4°C)	28.8°F (-1.8°C)	-2.9°F (-1.6°C)	113th Warmest	Warmest since: 1897	1934
Nov 1898–Apr 1899 6-Month	26.4°F (-3.1°C)	29.3°F (-1.5°C)	-2.9°F (-1.6°C)	11th Coolest	Coolest since: 1899	1917
	26.4°F (-3.1°C)	29.3°F (-1.5°C)	-2.9°F (-1.6°C)	117th Warmest	Warmest since: 1898	1934
	Ties: 1913
Oct 1898–Apr 1899 7-Month	28.6°F (-1.9°C)	31.7°F (-0.2°C)	-3.1°F (-1.7°C)	8th Coolest	Coolest since: 1899	1917
	28.6°F (-1.9°C)	31.7°F (-0.2°C)	-3.1°F (-1.7°C)	120th Warmest	Warmest since: 1898	1934
	Ties: 1913
Sep 1898–Apr 1899 8-Month	31.9°F (-0.1°C)	34.7°F (1.5°C)	-2.8°F (-1.6°C)	6th Coolest	Coolest since: 1899	1917
	31.9°F (-0.1°C)	34.7°F (1.5°C)	-2.8°F (-1.6°C)	122nd Warmest	Warmest since: 1898	1934
	Ties: 1929, 1952
Aug 1898–Apr 1899 9-Month	35.8°F (2.1°C)	38.1°F (3.4°C)	-2.3°F (-1.3°C)	8th Coolest	Coolest since: 1899	1917
	35.8°F (2.1°C)	38.1°F (3.4°C)	-2.3°F (-1.3°C)	120th Warmest	Warmest since: 1898	1934
	Ties: 1909, 1912
Jul 1898–Apr 1899 10-Month	38.9°F (3.8°C)	40.9°F (4.9°C)	-2.0°F (-1.1°C)	9th Coolest	Coolest since: 1896	1917
	38.9°F (3.8°C)	40.9°F (4.9°C)	-2.0°F (-1.1°C)	119th Warmest	Warmest since: 1898	1934
	Ties: 1896, 1909
Jun 1898–Apr 1899 11-Month	40.9°F (4.9°C)	42.7°F (5.9°C)	-1.8°F (-1.0°C)	11th Coolest	Coolest since: 1896	1917
Jun 1898–Apr 1899 11-Month	40.9°F (4.9°C)	42.7°F (5.9°C)	-1.8°F (-1.0°C)	117th Warmest	Warmest since: 1898	1934
May 1898–Apr 1899 12-Month	41.6°F (5.3°C)	43.4°F (6.3°C)	-1.8°F (-1.0°C)	11th Coolest	Coolest since: 1896	1917
May 1898–Apr 1899 12-Month	41.6°F (5.3°C)	43.4°F (6.3°C)	-1.8°F (-1.0°C)	117th Warmest	Warmest since: 1898	1934, 2015, 2018
Nov 1897–Apr 1899 18-Month	36.6°F (2.6°C)	38.7°F (3.7°C)	-2.1°F (-1.1°C)	4th Coolest	Coolest since: 1899	1913
Nov 1897–Apr 1899 18-Month	36.6°F (2.6°C)	38.7°F (3.7°C)	-2.1°F (-1.1°C)	123rd Warmest	Warmest since: 1898	2018
May 1897–Apr 1899 24-Month	41.9°F (5.5°C)	43.4°F (6.3°C)	-1.5°F (-0.8°C)	9th Coolest	Coolest since: 1897	1913
May 1897–Apr 1899 24-Month	41.9°F (5.5°C)	43.4°F (6.3°C)	-1.5°F (-0.8°C)	118th Warmest	Warmest since: 1898	2018
May 1896–Apr 1899 36-Month	42.0°F (5.6°C)	43.4°F (6.3°C)	-1.4°F (-0.7°C)	7th Coolest	Coolest since: 1898	1914
	42.0°F (5.6°C)	43.4°F (6.3°C)	-1.4°F (-0.7°C)	119th Warmest	Warmest to Date	2017, 2018, 2019
	Ties: 1910, 1915
May 1895–Apr 1899 48-Month	41.8°F (5.4°C)	43.4°F (6.3°C)	-1.6°F (-0.9°C)	1st Coolest	Coolest since: 1899	1899, 1915
	41.8°F (5.4°C)	43.4°F (6.3°C)	-1.6°F (-0.9°C)	124th Warmest	Warmest to Date	2018
	Ties: 1915

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on January 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings