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.

Minimum Temperature Rankings, July 1917

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
July 1917
1-Month
61.20°F
(16.22°C)
60.54°F
(15.86°C)
0.66°F
(0.36°C)
87th Coolest
Coolest since:
1924
42nd Warmest
Warmest since:
2022
Ties: 1919
Jun–Jul 1917
2-Month
57.18°F
(13.99°C)
58.08°F
(14.49°C)
-0.90°F
(-0.50°C)
15th Coolest
Coolest since:
1915
114th Warmest
Warmest since:
2021
Ties: 1927
May–Jul 1917
3-Month
52.46°F
(11.37°C)
54.54°F
(12.52°C)
-2.08°F
(-1.15°C)
2nd Coolest
Coolest since:
1907
127th Warmest
Warmest since:
2018
Apr–Jul 1917
4-Month
48.55°F
(9.19°C)
50.56°F
(10.31°C)
-2.01°F
(-1.12°C)
2nd Coolest
Coolest since:
1907
127th Warmest
Warmest since:
2012
Mar–Jul 1917
5-Month
44.17°F
(6.76°C)
46.44°F
(8.02°C)
-2.27°F
(-1.26°C)
1st Coolest
Coolest to Date
1917
128th Warmest
Warmest since:
2012
Feb–Jul 1917
6-Month
39.85°F
(4.36°C)
42.50°F
(5.83°C)
-2.65°F
(-1.47°C)
1st Coolest
Coolest to Date
1917
128th Warmest
Warmest since:
2012
Jan–Jul 1917
7-Month
36.67°F
(2.59°C)
39.25°F
(4.03°C)
-2.58°F
(-1.44°C)
1st Coolest
Coolest to Date
1917
128th Warmest
Warmest since:
2012
Dec 1916–Jul 1917
8-Month
34.33°F
(1.29°C)
37.18°F
(2.88°C)
-2.85°F
(-1.59°C)
1st Coolest
Coolest to Date
1917
127th Warmest
Warmest since:
2012
Nov 1916–Jul 1917
9-Month
33.61°F
(0.89°C)
36.46°F
(2.48°C)
-2.85°F
(-1.59°C)
1st Coolest
Coolest to Date
1917
127th Warmest
Warmest since:
2012
Oct 1916–Jul 1917
10-Month
34.19°F
(1.22°C)
36.96°F
(2.76°C)
-2.77°F
(-1.54°C)
1st Coolest
Coolest to Date
1917
127th Warmest
Warmest since:
2016
Sep 1916–Jul 1917
11-Month
35.62°F
(2.01°C)
38.32°F
(3.51°C)
-2.70°F
(-1.50°C)
1st Coolest
Coolest to Date
1917
127th Warmest
Warmest since:
2016
Aug 1916–Jul 1917
12-Month
37.56°F
(3.09°C)
40.04°F
(4.47°C)
-2.48°F
(-1.38°C)
1st Coolest
Coolest to Date
1917
127th Warmest
Warmest since:
2016
Feb 1916–Jul 1917
18-Month
38.96°F
(3.87°C)
40.86°F
(4.92°C)
-1.90°F
(-1.05°C)
1st Coolest
Coolest to Date
1917
127th Warmest
Warmest since:
2017
Aug 1915–Jul 1917
24-Month
38.57°F
(3.65°C)
40.04°F
(4.47°C)
-1.47°F
(-0.82°C)
2nd Coolest
Coolest to Date
1918
125th Warmest
Warmest since:
2017
Aug 1914–Jul 1917
36-Month
38.89°F
(3.83°C)
40.02°F
(4.46°C)
-1.13°F
(-0.63°C)
2nd Coolest
Coolest to Date
1918
124th Warmest
Warmest since:
2017
Ties: 1919
Aug 1913–Jul 1917
48-Month
39.30°F
(4.06°C)
40.01°F
(4.45°C)
-0.71°F
(-0.39°C)
6th Coolest
Coolest since:
1918
119th Warmest
Warmest since:
2018
Aug 1912–Jul 1917
60-Month
39.23°F
(4.02°C)
40.00°F
(4.44°C)
-0.77°F
(-0.42°C)
4th Coolest
Coolest to Date
1920
120th Warmest
Warmest since:
2020

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