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, October 1999

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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
October 1999
1-Month
68.88°F
(20.49°C)
66.80°F
(19.33°C)
2.08°F
(1.16°C)
108th Coolest
Coolest since:
1925
21st Warmest
Warmest since:
1963
Sep–Oct 1999
2-Month
73.41°F
(23.01°C)
72.31°F
(22.39°C)
1.10°F
(0.62°C)
94th Coolest
Coolest since:
1925
35th Warmest
Warmest since:
1963
Aug–Oct 1999
3-Month
77.58°F
(25.32°C)
76.58°F
(24.77°C)
1.00°F
(0.55°C)
97th Coolest
Coolest since:
1912
32nd Warmest
Warmest since:
1947
Jul–Oct 1999
4-Month
79.90°F
(26.61°C)
79.10°F
(26.17°C)
0.80°F
(0.44°C)
88th Coolest
Coolest since:
1912
41st Warmest
Warmest since:
2022
Ties: 1935
Jun–Oct 1999
5-Month
80.00°F
(26.67°C)
79.56°F
(26.42°C)
0.44°F
(0.25°C)
79th Coolest
Coolest since:
1912
50th Warmest
Warmest since:
2022
Ties: 1983
May–Oct 1999
6-Month
78.79°F
(25.99°C)
78.46°F
(25.81°C)
0.33°F
(0.18°C)
75th Coolest
Coolest since:
1907
54th Warmest
Warmest since:
1934
Apr–Oct 1999
7-Month
76.59°F
(24.77°C)
76.31°F
(24.62°C)
0.28°F
(0.15°C)
74th Coolest
Coolest since:
1907
55th Warmest
Warmest since:
1934
Ties: 1958
Mar–Oct 1999
8-Month
73.86°F
(23.26°C)
73.40°F
(23.00°C)
0.46°F
(0.26°C)
80th Coolest
Coolest since:
1912
49th Warmest
Warmest since:
2012
Feb–Oct 1999
9-Month
71.29°F
(21.83°C)
70.22°F
(21.23°C)
1.07°F
(0.60°C)
99th Coolest
Coolest since:
1912
30th Warmest
Warmest since:
2012
Jan–Oct 1999
10-Month
68.61°F
(20.34°C)
67.25°F
(19.58°C)
1.36°F
(0.76°C)
108th Coolest
Coolest since:
1912
21st Warmest
Warmest since:
2012
Ties: 1938
Dec 1998–Oct 1999
11-Month
66.55°F
(19.19°C)
65.03°F
(18.35°C)
1.52°F
(0.84°C)
113th Coolest
Coolest since:
1912
15th Warmest
Warmest since:
2012
Nov 1998–Oct 1999
12-Month
65.57°F
(18.65°C)
64.01°F
(17.78°C)
1.56°F
(0.87°C)
114th Coolest
Coolest since:
1912
14th Warmest
Warmest since:
2012
May 1998–Oct 1999
18-Month
70.35°F
(21.31°C)
68.83°F
(20.46°C)
1.52°F
(0.85°C)
116th Coolest
Coolest since:
1912
12th Warmest
Warmest since:
2012
Nov 1997–Oct 1999
24-Month
65.31°F
(18.51°C)
63.99°F
(17.77°C)
1.32°F
(0.74°C)
111th Coolest
Coolest since:
1913
16th Warmest
Warmest since:
2017
Nov 1996–Oct 1999
36-Month
64.76°F
(18.20°C)
63.98°F
(17.77°C)
0.78°F
(0.43°C)
92nd Coolest
Coolest since:
1917
34th Warmest
Warmest since:
2018
Nov 1995–Oct 1999
48-Month
64.57°F
(18.09°C)
63.97°F
(17.76°C)
0.60°F
(0.33°C)
86th Coolest
Coolest since:
1915
39th Warmest
Warmest since:
2018
Ties: 1957
Nov 1994–Oct 1999
60-Month
64.56°F
(18.09°C)
63.96°F
(17.76°C)
0.60°F
(0.33°C)
88th Coolest
Coolest since:
1907
36th Warmest
Warmest since:
2016

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