Regional Rankings

Regional Data Info
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.

New England Basin

Average Temperature Rankings, May 1931

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1931
1-Month
53.5°F
(11.9°C)
52.2°F
(11.2°C)
1.3°F
(0.7°C)
80th Coolest
Coolest since:
1917
49th Warmest
Warmest since:
1911, 2015
Ties: 2014
Apr–May 1931
2-Month
48.0°F
(8.9°C)
46.3°F
(7.9°C)
1.7°F
(1.0°C)
103rd Coolest
Coolest since:
1917
26th Warmest
Warmest since:
2010
Ties: 1910, 1934, 1951, 1979, 2001
Mar–May 1931
3-Month
42.6°F
(5.9°C)
40.4°F
(4.7°C)
2.2°F
(1.2°C)
109th Coolest
Coolest since:
1926
20th Warmest
Warmest since:
2010
Ties: 1946
Feb–May 1931
4-Month
36.8°F
(2.7°C)
34.8°F
(1.6°C)
2.0°F
(1.1°C)
101st Coolest
Coolest since:
1923
28th Warmest
Warmest since:
2010
Ties: 1983, 1986, 2017
Jan–May 1931
5-Month
32.6°F
(0.3°C)
31.2°F
(-0.4°C)
1.4°F
(0.7°C)
96th Coolest
Coolest since:
1923
33rd Warmest
Warmest since:
2010
Ties: 1913, 1919, 1964, 1987
Dec 1930–May 1931
6-Month
30.8°F
(-0.7°C)
29.5°F
(-1.4°C)
1.3°F
(0.7°C)
85th Coolest
Coolest since:
1907, 1923
43rd Warmest
Warmest since:
2012
Ties: 1997
Nov 1930–May 1931
7-Month
31.5°F
(-0.3°C)
30.2°F
(-1.0°C)
1.3°F
(0.7°C)
92nd Coolest
Coolest since:
1905
36th Warmest
Warmest since:
2012
Ties: 1986, 1988, 2004, 2008
Oct 1930–May 1931
8-Month
33.3°F
(0.7°C)
32.2°F
(0.1°C)
1.1°F
(0.6°C)
91st Coolest
Coolest since:
1905
37th Warmest
Warmest since:
2012
Ties: 1903, 1919, 1964, 1976, 2004
Sep 1930–May 1931
9-Month
36.2°F
(2.3°C)
34.9°F
(1.6°C)
1.3°F
(0.7°C)
96th Coolest
Coolest since:
1905
32nd Warmest
Warmest since:
2012
Ties: 1913, 2004
Aug 1930–May 1931
10-Month
38.9°F
(3.8°C)
37.9°F
(3.3°C)
1.0°F
(0.5°C)
93rd Coolest
Coolest since:
1905
35th Warmest
Warmest since:
2012
Ties: 1986
Jul 1930–May 1931
11-Month
41.3°F
(5.2°C)
40.5°F
(4.7°C)
0.8°F
(0.5°C)
86th Coolest
Coolest since:
1905
42nd Warmest
Warmest since:
2012
Jun 1930–May 1931
12-Month
43.4°F
(6.3°C)
42.2°F
(5.7°C)
1.2°F
(0.6°C)
97th Coolest
Coolest since:
1905
31st Warmest
Warmest since:
2012
Ties: 1980, 1985
Dec 1929–May 1931
18-Month
38.7°F
(3.7°C)
38.0°F
(3.3°C)
0.7°F
(0.4°C)
80th Coolest
Coolest since:
1905
47th Warmest
Warmest since:
2013, 2017
Ties: 1983
Jun 1929–May 1931
24-Month
42.5°F
(5.8°C)
42.1°F
(5.6°C)
0.4°F
(0.2°C)
72nd Coolest
Coolest since:
1905
55th Warmest
Warmest since:
2013
Ties: 1939, 1942, 1977, 1987, 1988, 1990
Jun 1928–May 1931
36-Month
42.4°F
(5.8°C)
42.1°F
(5.6°C)
0.3°F
(0.2°C)
65th Coolest
Coolest since:
1906
61st Warmest
Warmest to Date
2012
Ties: 1977, 1980, 1995
Jun 1927–May 1931
48-Month
42.3°F
(5.7°C)
42.2°F
(5.7°C)
0.1°F
(0.0°C)
56th Coolest
Coolest since:
1907
69th Warmest
Warmest to Date
2013
Ties: 1945, 1962, 1963, 1980
Jun 1926–May 1931
60-Month
42.0°F
(5.6°C)
42.1°F
(5.6°C)
-0.1°F
(0.0°C)
39th Coolest
Coolest since:
1908
85th Warmest
Warmest to Date
2013
Ties: 1943, 1963, 1966, 1970, 1971

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