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 1905

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 1905
1-Month
53.04°F
(11.69°C)
51.90°F
(11.06°C)
1.14°F
(0.63°C)
96th Coolest
Coolest since:
1918
33rd Warmest
Warmest since:
2019
Ties: 1922, 2004
Aug–Sep 1905
2-Month
56.22°F
(13.46°C)
55.47°F
(13.04°C)
0.75°F
(0.42°C)
86th Coolest
Coolest since:
1974
43rd Warmest
Warmest since:
2019
Jul–Sep 1905
3-Month
57.27°F
(14.04°C)
57.16°F
(13.98°C)
0.11°F
(0.06°C)
59th Coolest
Coolest since:
1924
70th Warmest
Warmest since:
2022
Ties: 1966
Jun–Sep 1905
4-Month
56.86°F
(13.81°C)
56.78°F
(13.77°C)
0.08°F
(0.04°C)
53rd Coolest
Coolest since:
1903
76th Warmest
Warmest since:
2021
Ties: 1930, 1932, 1947
May–Sep 1905
5-Month
54.98°F
(12.77°C)
54.91°F
(12.73°C)
0.07°F
(0.04°C)
57th Coolest
Coolest since:
1907, 1924
72nd Warmest
Warmest since:
2018
Ties: 1982
Apr–Sep 1905
6-Month
52.25°F
(11.25°C)
52.20°F
(11.22°C)
0.05°F
(0.03°C)
54th Coolest
Coolest since:
1907
75th Warmest
Warmest since:
2018
Mar–Sep 1905
7-Month
49.69°F
(9.83°C)
49.02°F
(9.46°C)
0.67°F
(0.37°C)
92nd Coolest
Coolest since:
1917
37th Warmest
Warmest since:
2012
Feb–Sep 1905
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: 1943
Jan–Sep 1905
9-Month
42.42°F
(5.79°C)
42.86°F
(6.03°C)
-0.44°F
(-0.24°C)
37th Coolest
Coolest since:
1917
92nd Warmest
Warmest since:
2012
Dec 1904–Sep 1905
10-Month
40.33°F
(4.63°C)
40.84°F
(4.91°C)
-0.51°F
(-0.28°C)
28th Coolest
Coolest since:
1917
100th Warmest
Warmest since:
2016
Nov 1904–Sep 1905
11-Month
39.40°F
(4.11°C)
39.91°F
(4.39°C)
-0.51°F
(-0.28°C)
26th Coolest
Coolest since:
1917
102nd Warmest
Warmest since:
2016
Oct 1904–Sep 1905
12-Month
39.56°F
(4.20°C)
40.05°F
(4.47°C)
-0.49°F
(-0.27°C)
28th Coolest
Coolest since:
1917
100th Warmest
Warmest since:
2016
Apr 1904–Sep 1905
18-Month
43.45°F
(6.36°C)
44.10°F
(6.72°C)
-0.65°F
(-0.36°C)
14th Coolest
Coolest since:
1917
114th Warmest
Warmest since:
2016
Oct 1903–Sep 1905
24-Month
39.05°F
(3.92°C)
40.03°F
(4.46°C)
-0.98°F
(-0.54°C)
5th Coolest
Coolest since:
1918
122nd Warmest
Warmest since:
2017
Oct 1902–Sep 1905
36-Month
39.18°F
(3.99°C)
40.02°F
(4.46°C)
-0.84°F
(-0.47°C)
5th Coolest
Coolest since:
1918
121st Warmest
Warmest since:
2017, 2018
Oct 1901–Sep 1905
48-Month
39.26°F
(4.03°C)
40.01°F
(4.45°C)
-0.75°F
(-0.42°C)
5th Coolest
Coolest since:
1918
120th Warmest
Warmest since:
2018
Oct 1900–Sep 1905
60-Month
39.47°F
(4.15°C)
40.00°F
(4.44°C)
-0.53°F
(-0.29°C)
10th Coolest
Coolest since:
1920
114th Warmest
Warmest since:
2019, 2020

Citing This Page