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.

New England Basin

Average Temperature Rankings, December 1940

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
December 1940
1-Month
21.1°F
(-6.1°C)
21.6°F
(-5.8°C)
-0.5°F
(-0.3°C)
47th Coolest
Coolest since:
1989
82nd Warmest
Warmest since:
2015
Ties: 1925
Nov–Dec 1940
2-Month
27.3°F
(-2.6°C)
28.0°F
(-2.2°C)
-0.7°F
(-0.4°C)
49th Coolest
Coolest since:
1917
80th Warmest
Warmest since:
2015
Oct–Dec 1940
3-Month
32.2°F
(0.1°C)
34.0°F
(1.1°C)
-1.8°F
(-1.0°C)
22nd Coolest
Coolest since:
1904, 1917
107th Warmest
Warmest since:
2015
Ties: 1934
Sep–Dec 1940
4-Month
38.2°F
(3.4°C)
39.6°F
(4.2°C)
-1.4°F
(-0.8°C)
19th Coolest
Coolest since:
1917
110th Warmest
Warmest since:
2015
Ties: 1901, 1924
Aug–Dec 1940
5-Month
43.2°F
(6.2°C)
44.6°F
(7.0°C)
-1.4°F
(-0.8°C)
19th Coolest
Coolest since:
1904
110th Warmest
Warmest since:
2015
Jul–Dec 1940
6-Month
47.1°F
(8.4°C)
48.2°F
(9.0°C)
-1.1°F
(-0.6°C)
22nd Coolest
Coolest since:
1904
107th Warmest
Warmest since:
2015
Ties: 1943
Jun–Dec 1940
7-Month
48.9°F
(9.4°C)
50.1°F
(10.1°C)
-1.2°F
(-0.7°C)
19th Coolest
Coolest since:
1904
110th Warmest
Warmest since:
2021
Ties: 1924, 1972
May–Dec 1940
8-Month
49.4°F
(9.7°C)
50.4°F
(10.2°C)
-1.0°F
(-0.5°C)
20th Coolest
Coolest since:
1917
109th Warmest
Warmest since:
2015
Ties: 1896, 1906, 1919, 1972
Apr–Dec 1940
9-Month
48.0°F
(8.9°C)
49.2°F
(9.6°C)
-1.2°F
(-0.7°C)
13th Coolest
Coolest since:
1917
116th Warmest
Warmest since:
2021
Ties: 1905, 1956, 1962
Mar–Dec 1940
10-Month
45.7°F
(7.6°C)
47.2°F
(8.4°C)
-1.5°F
(-0.8°C)
9th Coolest
Coolest since:
1917
120th Warmest
Warmest since:
2021
Ties: 1914
Feb–Dec 1940
11-Month
43.3°F
(6.3°C)
44.5°F
(6.9°C)
-1.2°F
(-0.6°C)
15th Coolest
Coolest since:
1917
114th Warmest
Warmest since:
2010, 2012
Ties: 1962, 1967
Jan–Dec 1940
12-Month
40.6°F
(4.8°C)
42.2°F
(5.7°C)
-1.6°F
(-0.9°C)
8th Coolest
Coolest since:
1904
121st Warmest
Warmest since:
2010, 2012
Jul 1939–Dec 1940
18-Month
43.2°F
(6.2°C)
44.2°F
(6.8°C)
-1.0°F
(-0.6°C)
12th Coolest
Coolest since:
1904
116th Warmest
Warmest since:
2012
Ties: 1897, 1906, 1912, 1914, 1943, 1963
Jan 1939–Dec 1940
24-Month
41.0°F
(5.0°C)
42.2°F
(5.7°C)
-1.2°F
(-0.7°C)
11th Coolest
Coolest since:
1905
117th Warmest
Warmest since:
2021
Ties: 1925
Jan 1938–Dec 1940
36-Month
41.7°F
(5.4°C)
42.2°F
(5.7°C)
-0.5°F
(-0.3°C)
28th Coolest
Coolest since:
1905, 1906
99th Warmest
Warmest since:
2012, 2022
Ties: 1911, 1972
Jan 1937–Dec 1940
48-Month
42.2°F
(5.7°C)
42.2°F
(5.7°C)
0.0°F
(0.0°C)
48th Coolest
Coolest since:
1907
78th Warmest
Warmest since:
2013
Ties: 1922, 1944, 1945, 1946, 1958, 1969, 1971
Jan 1936–Dec 1940
60-Month
42.1°F
(5.6°C)
42.2°F
(5.7°C)
-0.1°F
(-0.1°C)
44th Coolest
Coolest since:
1907
81st Warmest
Warmest since:
2013, 2014, 2022
Ties: 1938, 1964, 1978, 1980

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