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, September 1943

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 1943
1-Month
50.27°F
(10.15°C)
51.90°F
(11.06°C)
-1.63°F
(-0.91°C)
12th Coolest
Coolest since:
1918
117th Warmest
Warmest since:
2019
Ties: 1993
Aug–Sep 1943
2-Month
55.10°F
(12.83°C)
55.47°F
(13.04°C)
-0.37°F
(-0.21°C)
37th Coolest
Coolest since:
1974
92nd Warmest
Warmest since:
2019
Ties: 1989
Jul–Sep 1943
3-Month
56.99°F
(13.88°C)
57.16°F
(13.98°C)
-0.17°F
(-0.10°C)
44th Coolest
Coolest since:
1924
85th Warmest
Warmest since:
2022
Jun–Sep 1943
4-Month
56.87°F
(13.82°C)
56.78°F
(13.77°C)
0.09°F
(0.05°C)
57th Coolest
Coolest since:
1903
72nd Warmest
Warmest since:
2021
May–Sep 1943
5-Month
54.94°F
(12.74°C)
54.91°F
(12.73°C)
0.03°F
(0.01°C)
55th Coolest
Coolest since:
1907, 1924
74th Warmest
Warmest since:
2018
Ties: 1906
Apr–Sep 1943
6-Month
52.41°F
(11.34°C)
52.20°F
(11.22°C)
0.21°F
(0.12°C)
64th Coolest
Coolest since:
1907
65th Warmest
Warmest since:
2018
Mar–Sep 1943
7-Month
48.68°F
(9.27°C)
49.02°F
(9.46°C)
-0.34°F
(-0.19°C)
33rd Coolest
Coolest since:
1917
96th Warmest
Warmest since:
2012
Ties: 1947
Feb–Sep 1943
8-Month
45.55°F
(7.53°C)
45.75°F
(7.64°C)
-0.20°F
(-0.11°C)
44th Coolest
Coolest since:
1917
85th Warmest
Warmest since:
2012
Ties: 1905
Jan–Sep 1943
9-Month
42.54°F
(5.86°C)
42.86°F
(6.03°C)
-0.32°F
(-0.17°C)
42nd Coolest
Coolest since:
1917
87th Warmest
Warmest since:
2012
Dec 1942–Sep 1943
10-Month
40.60°F
(4.78°C)
40.84°F
(4.91°C)
-0.24°F
(-0.13°C)
41st Coolest
Coolest since:
1917
87th Warmest
Warmest since:
2016
Nov 1942–Sep 1943
11-Month
39.77°F
(4.32°C)
39.91°F
(4.39°C)
-0.14°F
(-0.07°C)
44th Coolest
Coolest since:
1917
84th Warmest
Warmest since:
2016
Ties: 1933, 1967
Oct 1942–Sep 1943
12-Month
39.93°F
(4.41°C)
40.04°F
(4.47°C)
-0.11°F
(-0.06°C)
51st Coolest
Coolest since:
1917
77th Warmest
Warmest since:
2016
Apr 1942–Sep 1943
18-Month
43.99°F
(6.66°C)
44.10°F
(6.72°C)
-0.11°F
(-0.06°C)
48th Coolest
Coolest since:
1917
80th Warmest
Warmest since:
2016
Ties: 1964
Oct 1941–Sep 1943
24-Month
40.12°F
(4.51°C)
40.03°F
(4.46°C)
0.09°F
(0.05°C)
66th Coolest
Coolest since:
1918
61st Warmest
Warmest since:
2017
Oct 1940–Sep 1943
36-Month
40.38°F
(4.66°C)
40.03°F
(4.46°C)
0.35°F
(0.20°C)
76th Coolest
Coolest since:
1918
50th Warmest
Warmest since:
2017, 2018
Oct 1939–Sep 1943
48-Month
40.28°F
(4.60°C)
40.00°F
(4.44°C)
0.28°F
(0.16°C)
78th Coolest
Coolest since:
1918
47th Warmest
Warmest since:
2018
Ties: 1937
Oct 1938–Sep 1943
60-Month
40.30°F
(4.61°C)
40.00°F
(4.44°C)
0.30°F
(0.17°C)
78th Coolest
Coolest since:
1920
46th Warmest
Warmest since:
2019, 2020

Citing This Page