Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. 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.

Souris-Red-Rainy Basin

Average Temperature Rankings, December 1940

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
December 1940
1-Month		15.6°F
(-9.1°C)		10.8°F
(-11.8°C)		4.8°F
(2.7°C)		91st Coolest
Coolest since:
1983
38th Warmest
Warmest since:
1939
Nov–Dec 1940
2-Month		18.4°F
(-7.6°C)		18.3°F
(-7.6°C)		0.1°F
(0.0°C)		58th Coolest
Coolest since:
1927
71st Warmest
Warmest since:
1999
Ties: 1948, 1960
Oct–Dec 1940
3-Month		28.4°F
(-2.0°C)		26.7°F
(-2.9°C)		1.7°F
(0.9°C)		86th Coolest
Coolest since:
1919
43rd Warmest
Warmest since:
2015
Ties: 1982
Sep–Dec 1940
4-Month		36.5°F
(2.5°C)		33.9°F
(1.1°C)		2.6°F
(1.4°C)		106th Coolest
Coolest since:
1919
23rd Warmest
Warmest since:
2015
Aug–Dec 1940
5-Month		42.3°F
(5.7°C)		40.2°F
(4.6°C)		2.1°F
(1.1°C)		102nd Coolest
Coolest since:
1985
27th Warmest
Warmest since:
2015
Jul–Dec 1940
6-Month		46.9°F
(8.3°C)		44.9°F
(7.2°C)		2.0°F
(1.1°C)		108th Coolest
Coolest since:
1985
21st Warmest
Warmest since:
2015
Ties: 1938, 1954
Jun–Dec 1940
7-Month		49.0°F
(9.4°C)		47.4°F
(8.6°C)		1.6°F
(0.8°C)		104th Coolest
Coolest since:
1985
25th Warmest
Warmest since:
2021
Ties: 1954
May–Dec 1940
8-Month		49.5°F
(9.7°C)		48.1°F
(8.9°C)		1.4°F
(0.8°C)		103rd Coolest
Coolest since:
1927
26th Warmest
Warmest since:
2021
Apr–Dec 1940
9-Month		48.1°F
(8.9°C)		47.2°F
(8.4°C)		0.9°F
(0.5°C)		88th Coolest
Coolest since:
1927
41st Warmest
Warmest since:
2015
Ties: 1962
Mar–Dec 1940
10-Month		45.2°F
(7.3°C)		44.8°F
(7.1°C)		0.4°F
(0.2°C)		76th Coolest
Coolest since:
1951
53rd Warmest
Warmest since:
2021
Ties: 1914, 1933, 1948, 2000
Feb–Dec 1940
11-Month		42.3°F
(5.7°C)		41.6°F
(5.3°C)		0.7°F
(0.4°C)		84th Coolest
Coolest since:
1917
45th Warmest
Warmest since:
1987
Ties: 1957
Jan–Dec 1940
12-Month		38.9°F
(3.8°C)		38.5°F
(3.6°C)		0.4°F
(0.2°C)		75th Coolest
Coolest since:
1950
54th Warmest
Warmest since:
1987
Ties: 1933, 1946
Jul 1939–Dec 1940
18-Month		42.1°F
(5.6°C)		40.6°F
(4.8°C)		1.5°F
(0.8°C)		100th Coolest
Coolest since:
1917
28th Warmest
Warmest since:
2016
Ties: 2011
Jan 1939–Dec 1940
24-Month		39.3°F
(4.1°C)		38.5°F
(3.6°C)		0.8°F
(0.5°C)		86th Coolest
Coolest since:
1917, 1951
42nd Warmest
Warmest since:
2016
Ties: 1921, 2008
Jan 1938–Dec 1940
36-Month		39.6°F
(4.2°C)		38.5°F
(3.6°C)		1.1°F
(0.6°C)		97th Coolest
Coolest since:
1918, 1951
30th Warmest
Warmest since:
2017
Ties: 1931, 1942
Jan 1937–Dec 1940
48-Month		38.9°F
(3.8°C)		38.5°F
(3.6°C)		0.4°F
(0.2°C)		74th Coolest
Coolest since:
1919
52nd Warmest
Warmest since:
2001
Ties: 1956
Jan 1936–Dec 1940
60-Month		38.4°F
(3.6°C)		38.4°F
(3.6°C)		0.0°F
(0.0°C)		51st Coolest
Coolest since:
1899
74th Warmest
Warmest since:
2002
Ties: 1947, 1975, 1982

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