National Rankings

National Data Info
Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Maximum Temperature Rankings, September 1987

View Period (Months):
Download: csv json xml
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1987
1-Month
78.71°F
(25.95°C)
77.81°F
(25.45°C)
0.90°F
(0.50°C)
79th Coolest
Coolest since:
1965
50th Warmest
Warmest since:
1998
Aug–Sep 1987
2-Month
81.66°F
(27.59°C)
81.48°F
(27.49°C)
0.18°F
(0.10°C)
66th Coolest
Coolest since:
1965
63rd Warmest
Warmest since:
1998
Jul–Sep 1987
3-Month
83.04°F
(28.36°C)
83.20°F
(28.44°C)
-0.16°F
(-0.08°C)
52nd Coolest
Coolest since:
1912
77th Warmest
Warmest since:
1936
Ties: 1966
Jun–Sep 1987
4-Month
83.10°F
(28.39°C)
82.74°F
(28.19°C)
0.36°F
(0.20°C)
71st Coolest
Coolest since:
1915
58th Warmest
Warmest since:
1936
Ties: 1898, 1963
May–Sep 1987
5-Month
81.55°F
(27.53°C)
80.78°F
(27.10°C)
0.77°F
(0.43°C)
95th Coolest
Coolest since:
1915
34th Warmest
Warmest since:
1936
Ties: 1925, 2003
Apr–Sep 1987
6-Month
79.24°F
(26.24°C)
77.90°F
(25.50°C)
1.34°F
(0.74°C)
111th Coolest
Coolest since:
1907
18th Warmest
Warmest since:
2012
Ties: 1925, 2007
Mar–Sep 1987
7-Month
75.61°F
(24.23°C)
74.34°F
(23.52°C)
1.27°F
(0.71°C)
107th Coolest
Coolest since:
1912
22nd Warmest
Warmest since:
2012
Feb–Sep 1987
8-Month
72.12°F
(22.29°C)
70.66°F
(21.48°C)
1.46°F
(0.81°C)
109th Coolest
Coolest since:
1912
20th Warmest
Warmest since:
2012
Jan–Sep 1987
9-Month
68.72°F
(20.40°C)
67.31°F
(19.62°C)
1.41°F
(0.78°C)
106th Coolest
Coolest since:
1912
23rd Warmest
Warmest since:
2012
Dec 1986–Sep 1987
10-Month
66.22°F
(19.01°C)
64.86°F
(18.26°C)
1.36°F
(0.75°C)
107th Coolest
Coolest since:
1912
21st Warmest
Warmest since:
2012
Nov 1986–Sep 1987
11-Month
64.86°F
(18.26°C)
63.75°F
(17.64°C)
1.11°F
(0.62°C)
103rd Coolest
Coolest since:
1912
25th Warmest
Warmest since:
2012
Ties: 1991
Oct 1986–Sep 1987
12-Month
64.92°F
(18.29°C)
64.01°F
(17.78°C)
0.91°F
(0.51°C)
102nd Coolest
Coolest since:
1912
26th Warmest
Warmest since:
2012
Apr 1986–Sep 1987
18-Month
69.26°F
(20.70°C)
68.64°F
(20.36°C)
0.62°F
(0.34°C)
91st Coolest
Coolest since:
1912
37th Warmest
Warmest since:
2012
Oct 1985–Sep 1987
24-Month
64.64°F
(18.13°C)
64.00°F
(17.78°C)
0.64°F
(0.35°C)
91st Coolest
Coolest since:
1913
36th Warmest
Warmest since:
2017
Oct 1984–Sep 1987
36-Month
64.30°F
(17.94°C)
63.98°F
(17.77°C)
0.32°F
(0.17°C)
82nd Coolest
Coolest since:
1917
44th Warmest
Warmest since:
2018
Oct 1983–Sep 1987
48-Month
63.97°F
(17.76°C)
63.97°F
(17.76°C)
0.00°F
(0.00°C)
57th Coolest
Coolest since:
1915
68th Warmest
Warmest since:
2018
Oct 1982–Sep 1987
60-Month
63.92°F
(17.73°C)
63.96°F
(17.76°C)
-0.04°F
(-0.03°C)
55th Coolest
Coolest since:
1907
69th Warmest
Warmest since:
2016

Citing This Page