Regional Rankings

Parameter:

Year:

Month:

Region:

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

Upper Colorado River Basin

Average Temperature Rankings, April 1920

View Period (Months):

All

Download:

Record Coolest

Bottom 1/10

Bottom 1/3

Normal

Top 1/3

Top 1/10

Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
April 1920 1-Month	35.1°F (1.7°C)	41.7°F (5.4°C)	-6.6°F (-3.7°C)	1st Coolest	Coolest since: 1920	1920
April 1920 1-Month	35.1°F (1.7°C)	41.7°F (5.4°C)	-6.6°F (-3.7°C)	128th Warmest	Warmest since: 1919	1992
Mar–Apr 1920 2-Month	32.6°F (0.3°C)	37.3°F (2.9°C)	-4.7°F (-2.6°C)	2nd Coolest	Coolest since: 1917	1917
Mar–Apr 1920 2-Month	32.6°F (0.3°C)	37.3°F (2.9°C)	-4.7°F (-2.6°C)	127th Warmest	Warmest since: 1919	1934, 1992
Feb–Apr 1920 3-Month	30.8°F (-0.7°C)	33.4°F (0.8°C)	-2.6°F (-1.5°C)	17th Coolest	Coolest since: 1917	1903
	30.8°F (-0.7°C)	33.4°F (0.8°C)	-2.6°F (-1.5°C)	112th Warmest	Warmest since: 1919	1934
	Ties: 1937
Jan–Apr 1920 4-Month	28.3°F (-2.1°C)	30.3°F (-0.9°C)	-2.0°F (-1.2°C)	23rd Coolest	Coolest since: 1919	1917
	28.3°F (-2.1°C)	30.3°F (-0.9°C)	-2.0°F (-1.2°C)	106th Warmest	Warmest since: 1919	1934
	Ties: 1919, 1975
Dec 1919–Apr 1920 5-Month	26.1°F (-3.3°C)	28.9°F (-1.7°C)	-2.8°F (-1.6°C)	17th Coolest	Coolest since: 1917	1917
Dec 1919–Apr 1920 5-Month	26.1°F (-3.3°C)	28.9°F (-1.7°C)	-2.8°F (-1.6°C)	111th Warmest	Warmest since: 1919	1934
Nov 1919–Apr 1920 6-Month	26.7°F (-2.9°C)	29.4°F (-1.4°C)	-2.7°F (-1.5°C)	13th Coolest	Coolest since: 1917	1917
	26.7°F (-2.9°C)	29.4°F (-1.4°C)	-2.7°F (-1.5°C)	115th Warmest	Warmest since: 1919	1934
	Ties: 1896, 1898, 1955
Oct 1919–Apr 1920 7-Month	28.5°F (-1.9°C)	31.6°F (-0.2°C)	-3.1°F (-1.7°C)	7th Coolest	Coolest since: 1917	1917
Oct 1919–Apr 1920 7-Month	28.5°F (-1.9°C)	31.6°F (-0.2°C)	-3.1°F (-1.7°C)	121st Warmest	Warmest since: 1919	1934
Sep 1919–Apr 1920 8-Month	32.2°F (0.1°C)	34.7°F (1.5°C)	-2.5°F (-1.4°C)	9th Coolest	Coolest since: 1917	1917
	32.2°F (0.1°C)	34.7°F (1.5°C)	-2.5°F (-1.4°C)	119th Warmest	Warmest since: 1919	1934
	Ties: 1937
Aug 1919–Apr 1920 9-Month	35.9°F (2.2°C)	38.1°F (3.4°C)	-2.2°F (-1.2°C)	11th Coolest	Coolest since: 1917	1917
	35.9°F (2.2°C)	38.1°F (3.4°C)	-2.2°F (-1.2°C)	117th Warmest	Warmest since: 1919	1934
	Ties: 1979
Jul 1919–Apr 1920 10-Month	39.2°F (4.0°C)	41.0°F (5.0°C)	-1.8°F (-1.0°C)	14th Coolest	Coolest since: 1917	1917
	39.2°F (4.0°C)	41.0°F (5.0°C)	-1.8°F (-1.0°C)	114th Warmest	Warmest since: 1919	1934
	Ties: 1897
Jun 1919–Apr 1920 11-Month	41.2°F (5.1°C)	42.7°F (5.9°C)	-1.5°F (-0.8°C)	15th Coolest	Coolest since: 1917	1917
	41.2°F (5.1°C)	42.7°F (5.9°C)	-1.5°F (-0.8°C)	113th Warmest	Warmest since: 1919	1934
	Ties: 1949
May 1919–Apr 1920 12-Month	42.2°F (5.7°C)	43.4°F (6.3°C)	-1.2°F (-0.6°C)	17th Coolest	Coolest since: 1917	1917
	42.2°F (5.7°C)	43.4°F (6.3°C)	-1.2°F (-0.6°C)	111th Warmest	Warmest since: 1919	1934, 2015, 2018
	Ties: 1898, 1984
Nov 1918–Apr 1920 18-Month	37.2°F (2.9°C)	38.8°F (3.8°C)	-1.6°F (-0.9°C)	11th Coolest	Coolest since: 1918	1913
	37.2°F (2.9°C)	38.8°F (3.8°C)	-1.6°F (-0.9°C)	116th Warmest	Warmest since: 1919	2018
	Ties: 1914, 1930, 1949
May 1918–Apr 1920 24-Month	42.3°F (5.7°C)	43.4°F (6.3°C)	-1.1°F (-0.6°C)	15th Coolest	Coolest since: 1918	1913
	42.3°F (5.7°C)	43.4°F (6.3°C)	-1.1°F (-0.6°C)	112th Warmest	Warmest since: 1919	2018
	Ties: 1900, 1925
May 1917–Apr 1920 36-Month	42.6°F (5.9°C)	43.4°F (6.3°C)	-0.8°F (-0.4°C)	18th Coolest	Coolest since: 1919	1914
	42.6°F (5.9°C)	43.4°F (6.3°C)	-0.8°F (-0.4°C)	108th Warmest	Warmest since: 1916	2017, 2018, 2019
	Ties: 1922, 1924, 1925, 1932, 1974
May 1916–Apr 1920 48-Month	41.9°F (5.5°C)	43.4°F (6.3°C)	-1.5°F (-0.8°C)	3rd Coolest	Coolest since: 1917	1899, 1915
	41.9°F (5.5°C)	43.4°F (6.3°C)	-1.5°F (-0.8°C)	122nd Warmest	Warmest since: 1919	2018
	Ties: 1917
May 1915–Apr 1920 60-Month	42.0°F (5.6°C)	43.4°F (6.3°C)	-1.4°F (-0.7°C)	2nd Coolest	Coolest since: 1917	1917
	42.0°F (5.6°C)	43.4°F (6.3°C)	-1.4°F (-0.7°C)	122nd Warmest	Warmest since: 1919	2018, 2019
	Ties: 1900, 1916, 1933

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings