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, July 2018

View Period (Months):
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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
July 2018
1-Month
88.23°F
(31.24°C)
86.68°F
(30.38°C)
1.55°F
(0.86°C)
108th Coolest
Coolest since:
1992
21st Warmest
Warmest since:
1936
Jun–Jul 2018
2-Month
86.20°F
(30.11°C)
84.01°F
(28.89°C)
2.19°F
(1.22°C)
117th Coolest
Coolest since:
1915
12th Warmest
Warmest since:
1936
May–Jul 2018
3-Month
83.60°F
(28.67°C)
80.33°F
(26.85°C)
3.27°F
(1.82°C)
126th Coolest
Coolest since:
1907
3rd Warmest
Warmest since:
1934
Ties: 2012
Apr–Jul 2018
4-Month
78.16°F
(25.64°C)
76.12°F
(24.51°C)
2.04°F
(1.13°C)
122nd Coolest
Coolest since:
1907
7th Warmest
Warmest since:
1934
Mar–Jul 2018
5-Month
73.33°F
(22.96°C)
71.50°F
(21.94°C)
1.83°F
(1.02°C)
112th Coolest
Coolest since:
1912
17th Warmest
Warmest since:
2012
Feb–Jul 2018
6-Month
68.89°F
(20.49°C)
67.05°F
(19.47°C)
1.84°F
(1.02°C)
114th Coolest
Coolest since:
1912
15th Warmest
Warmest since:
2012
Ties: 2022
Jan–Jul 2018
7-Month
65.21°F
(18.45°C)
63.25°F
(17.36°C)
1.96°F
(1.09°C)
117th Coolest
Coolest since:
1979
12th Warmest
Warmest since:
2012
Dec 2017–Jul 2018
8-Month
62.66°F
(17.03°C)
60.70°F
(15.94°C)
1.96°F
(1.09°C)
118th Coolest
Coolest since:
1979
10th Warmest
Warmest since:
2012
Nov 2017–Jul 2018
9-Month
61.94°F
(16.63°C)
59.82°F
(15.46°C)
2.12°F
(1.17°C)
118th Coolest
Coolest since:
1912
10th Warmest
Warmest since:
2012
Oct 2017–Jul 2018
10-Month
62.59°F
(16.99°C)
60.51°F
(15.84°C)
2.08°F
(1.15°C)
118th Coolest
Coolest since:
1912
10th Warmest
Warmest since:
2012
Sep 2017–Jul 2018
11-Month
64.06°F
(17.81°C)
62.08°F
(16.71°C)
1.98°F
(1.10°C)
118th Coolest
Coolest since:
1912
10th Warmest
Warmest since:
2012
Aug 2017–Jul 2018
12-Month
65.75°F
(18.75°C)
64.01°F
(17.78°C)
1.74°F
(0.97°C)
116th Coolest
Coolest since:
1912
12th Warmest
Warmest since:
2012
Feb 2017–Jul 2018
18-Month
67.21°F
(19.56°C)
65.01°F
(18.34°C)
2.20°F
(1.22°C)
121st Coolest
Coolest since:
1979
7th Warmest
Warmest since:
2017
Aug 2016–Jul 2018
24-Month
66.25°F
(19.03°C)
64.00°F
(17.78°C)
2.25°F
(1.25°C)
121st Coolest
Coolest since:
1913
6th Warmest
Warmest since:
2017
Aug 2015–Jul 2018
36-Month
66.46°F
(19.14°C)
63.98°F
(17.77°C)
2.48°F
(1.37°C)
125th Coolest
Coolest since:
1905
1st Warmest
Warmest to Date
2018
Aug 2014–Jul 2018
48-Month
66.11°F
(18.95°C)
63.97°F
(17.76°C)
2.14°F
(1.19°C)
124th Coolest
Coolest since:
1915
1st Warmest
Warmest to Date
2018
Aug 2013–Jul 2018
60-Month
65.70°F
(18.72°C)
63.96°F
(17.76°C)
1.74°F
(0.96°C)
121st Coolest
Coolest since:
1907
3rd Warmest
Warmest since:
2016

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