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 1999

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  • Record Coolest
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  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1999
1-Month
55.9°F
(13.3°C)
52.2°F
(11.2°C)
3.7°F
(2.1°C)
115th Coolest
Coolest since:
1917
14th Warmest
Warmest since:
1911, 2015
Apr–May 1999
2-Month
49.1°F
(9.5°C)
46.3°F
(7.9°C)
2.8°F
(1.6°C)
118th Coolest
Coolest since:
1917
11th Warmest
Warmest since:
2010
Ties: 2015
Mar–May 1999
3-Month
43.5°F
(6.4°C)
40.4°F
(4.7°C)
3.1°F
(1.7°C)
120th Coolest
Coolest since:
1926
9th Warmest
Warmest since:
2010
Ties: 2021, 2022
Feb–May 1999
4-Month
38.6°F
(3.7°C)
34.8°F
(1.6°C)
3.8°F
(2.1°C)
123rd Coolest
Coolest since:
1923
6th Warmest
Warmest since:
2010
Jan–May 1999
5-Month
34.5°F
(1.4°C)
31.1°F
(-0.5°C)
3.4°F
(1.9°C)
119th Coolest
Coolest since:
1923
10th Warmest
Warmest since:
2010
Ties: 1991
Dec 1998–May 1999
6-Month
33.6°F
(0.9°C)
29.5°F
(-1.4°C)
4.1°F
(2.3°C)
121st Coolest
Coolest since:
1907, 1923
7th Warmest
Warmest since:
2012
Nov 1998–May 1999
7-Month
34.0°F
(1.1°C)
30.3°F
(-0.9°C)
3.7°F
(2.0°C)
121st Coolest
Coolest since:
1905
7th Warmest
Warmest since:
2012
Oct 1998–May 1999
8-Month
35.6°F
(2.0°C)
32.2°F
(0.1°C)
3.4°F
(1.9°C)
120th Coolest
Coolest since:
1905
8th Warmest
Warmest since:
2012
Ties: 1998, 2022
Sep 1998–May 1999
9-Month
38.2°F
(3.4°C)
34.9°F
(1.6°C)
3.3°F
(1.8°C)
120th Coolest
Coolest since:
1905
8th Warmest
Warmest to Date
2012
Ties: 2017
Aug 1998–May 1999
10-Month
41.0°F
(5.0°C)
37.9°F
(3.3°C)
3.1°F
(1.7°C)
119th Coolest
Coolest since:
1905
9th Warmest
Warmest since:
2012
Ties: 1991
Jul 1998–May 1999
11-Month
43.4°F
(6.3°C)
40.5°F
(4.7°C)
2.9°F
(1.6°C)
119th Coolest
Coolest since:
1905
9th Warmest
Warmest since:
2012
Ties: 1991
Jun 1998–May 1999
12-Month
44.9°F
(7.2°C)
42.2°F
(5.7°C)
2.7°F
(1.5°C)
117th Coolest
Coolest since:
1905
11th Warmest
Warmest since:
2012
Ties: 2013
Dec 1997–May 1999
18-Month
41.4°F
(5.2°C)
38.0°F
(3.3°C)
3.4°F
(1.9°C)
121st Coolest
Coolest since:
1905
6th Warmest
Warmest to Date
2013, 2017
Jun 1997–May 1999
24-Month
44.7°F
(7.1°C)
42.2°F
(5.7°C)
2.5°F
(1.4°C)
118th Coolest
Coolest since:
1905
9th Warmest
Warmest to Date
2013
Ties: 2011
Jun 1996–May 1999
36-Month
44.1°F
(6.7°C)
42.2°F
(5.7°C)
1.9°F
(1.0°C)
113th Coolest
Coolest since:
1906
13th Warmest
Warmest to Date
2012
Ties: 2001, 2007, 2010
Jun 1995–May 1999
48-Month
43.7°F
(6.5°C)
42.2°F
(5.7°C)
1.5°F
(0.8°C)
104th Coolest
Coolest since:
1907
21st Warmest
Warmest since:
2013
Ties: 2003
Jun 1994–May 1999
60-Month
43.8°F
(6.6°C)
42.2°F
(5.7°C)
1.6°F
(0.9°C)
104th Coolest
Coolest since:
1908
20th Warmest
Warmest to Date
2013
Ties: 2006

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