Climate at a Glance | Regional Rankings | National Centers for Environmental Information (NCEI)

Regional Rankings

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Please note, Degree Days are not available for Great Plains, Souther Plains and Gulf Coast, Rockies and Westward, River Basins, or Agricultural Belts. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Northwest

April 1929 Average Temperature Rankings

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Coolest/Warmest Since	Record
April 1929 1-Month	39.6°F (4.2°C)	43.2°F (6.2°C)	-3.6°F	13th Coolest	Coolest since: 1922	1975
April 1929 1-Month	39.6°F (4.2°C)	43.2°F (6.2°C)	-3.6°F	118th Warmest	Warmest since: 1928	1934
Mar–Apr 1929 2-Month	38.2°F (3.4°C)	39.9°F (4.4°C)	-1.7°F	26th Coolest	Coolest since: 1922	1917
Mar–Apr 1929 2-Month	38.2°F (3.4°C)	39.9°F (4.4°C)	-1.7°F	105th Warmest	Warmest since: 1928	1934
Feb–Apr 1929 3-Month	32.7°F (0.4°C)	37.0°F (2.8°C)	-4.3°F	4th Coolest	Coolest since: 1922	1917
Feb–Apr 1929 3-Month	32.7°F (0.4°C)	37.0°F (2.8°C)	-4.3°F	127th Warmest	Warmest since: 1928	1934
Jan–Apr 1929 4-Month	29.4°F (-1.4°C)	34.5°F (1.4°C)	-5.1°F	4th Coolest	Coolest since: 1922	1922
Jan–Apr 1929 4-Month	29.4°F (-1.4°C)	34.5°F (1.4°C)	-5.1°F	127th Warmest	Warmest since: 1928	1934
Dec 1928–Apr 1929 5-Month	28.6°F (-1.9°C)	33.4°F (0.8°C)	-4.8°F	3rd Coolest	Coolest since: 1922	1917
Dec 1928–Apr 1929 5-Month	28.6°F (-1.9°C)	33.4°F (0.8°C)	-4.8°F	127th Warmest	Warmest since: 1928	1934
Nov 1928–Apr 1929 6-Month	29.8°F (-1.2°C)	33.7°F (0.9°C)	-3.9°F	4th Coolest	Coolest since: 1922	1917
Nov 1928–Apr 1929 6-Month	29.8°F (-1.2°C)	33.7°F (0.9°C)	-3.9°F	126th Warmest	Warmest since: 1928	1934
Oct 1928–Apr 1929 7-Month	32.1°F (0.1°C)	35.5°F (1.9°C)	-3.4°F	3rd Coolest	Coolest since: 1917	1917
Oct 1928–Apr 1929 7-Month	32.1°F (0.1°C)	35.5°F (1.9°C)	-3.4°F	127th Warmest	Warmest since: 1928	1934
Sep 1928–Apr 1929 8-Month	35.1°F (1.7°C)	38.1°F (3.4°C)	-3.0°F	4th Coolest	Coolest since: 1922	1917
Sep 1928–Apr 1929 8-Month	35.1°F (1.7°C)	38.1°F (3.4°C)	-3.0°F	126th Warmest	Warmest since: 1928	1934
Aug 1928–Apr 1929 9-Month	38.1°F (3.4°C)	40.9°F (4.9°C)	-2.8°F	4th Coolest	Coolest since: 1922	1917
	38.1°F (3.4°C)	40.9°F (4.9°C)	-2.8°F	126th Warmest	Warmest since: 1928	1934
	Ties: 1913
Jul 1928–Apr 1929 10-Month	40.9°F (4.9°C)	43.3°F (6.3°C)	-2.4°F	5th Coolest	Coolest since: 1922	1917
Jul 1928–Apr 1929 10-Month	40.9°F (4.9°C)	43.3°F (6.3°C)	-2.4°F	125th Warmest	Warmest since: 1928	2015
Jun 1928–Apr 1929 11-Month	42.3°F (5.7°C)	44.6°F (7.0°C)	-2.3°F	5th Coolest	Coolest since: 1922	1917
Jun 1928–Apr 1929 11-Month	42.3°F (5.7°C)	44.6°F (7.0°C)	-2.3°F	125th Warmest	Warmest since: 1928	2015
May 1928–Apr 1929 12-Month	43.3°F (6.3°C)	45.1°F (7.3°C)	-1.8°F	7th Coolest	Coolest since: 1922	1917
May 1928–Apr 1929 12-Month	43.3°F (6.3°C)	45.1°F (7.3°C)	-1.8°F	123rd Warmest	Warmest since: 1928	2015
Nov 1927–Apr 1929 18-Month	40.0°F (4.4°C)	41.3°F (5.2°C)	-1.3°F	11th Coolest	Coolest since: 1923	1917
Nov 1927–Apr 1929 18-Month	40.0°F (4.4°C)	41.3°F (5.2°C)	-1.3°F	118th Warmest	Warmest since: 1928	2016
May 1927–Apr 1929 24-Month	43.9°F (6.6°C)	45.1°F (7.3°C)	-1.2°F	10th Coolest	Coolest since: 1923	1917
May 1927–Apr 1929 24-Month	43.9°F (6.6°C)	45.1°F (7.3°C)	-1.2°F	119th Warmest	Warmest since: 1928	2016
May 1926–Apr 1929 36-Month	44.4°F (6.9°C)	45.1°F (7.3°C)	-0.7°F	24th Coolest	Coolest since: 1924	1917
May 1926–Apr 1929 36-Month	44.4°F (6.9°C)	45.1°F (7.3°C)	-0.7°F	104th Warmest	Warmest since: 1928	2016
May 1925–Apr 1929 48-Month	45.0°F (7.2°C)	45.0°F (7.2°C)	0.0°F	49th Coolest	Coolest since: 1925	1913
May 1925–Apr 1929 48-Month	45.0°F (7.2°C)	45.0°F (7.2°C)	0.0°F	78th Warmest	Warmest since: 1928	2016, 2018
May 1924–Apr 1929 60-Month	45.1°F (7.3°C)	45.0°F (7.2°C)	0.1°F	55th Coolest	Coolest since: 1926	1917
May 1924–Apr 1929 60-Month	45.1°F (7.3°C)	45.0°F (7.2°C)	0.1°F	71st Warmest	Warmest since: 1928	2018, 2019

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NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2025, retrieved on April 1, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings

Climate at a Glance Regional Rankings

Regional Rankings

Northwest

April 1929 Average Temperature Rankings

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