Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Delaware

Average Temperature Rankings, September 1909

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 1909
1-Month
65.3°F
(18.5°C)
67.4°F
(19.7°C)
-2.1°F
(-1.2°C)
14th Coolest
Coolest since:
1917
115th Warmest
Warmest since:
2018
Ties: 1984
Aug–Sep 1909
2-Month
68.2°F
(20.1°C)
70.5°F
(21.4°C)
-2.3°F
(-1.3°C)
5th Coolest
Coolest since:
1927, 1963
124th Warmest
Warmest since:
2018
Ties: 1924, 1967
Jul–Sep 1909
3-Month
69.7°F
(20.9°C)
72.2°F
(22.3°C)
-2.5°F
(-1.4°C)
1st Coolest
Coolest since:
1909
128th Warmest
Warmest since:
2016
Jun–Sep 1909
4-Month
70.0°F
(21.1°C)
71.8°F
(22.1°C)
-1.8°F
(-1.0°C)
5th Coolest
Coolest since:
1927
124th Warmest
Warmest since:
2010
Ties: 1918, 1946
May–Sep 1909
5-Month
68.4°F
(20.2°C)
69.9°F
(21.1°C)
-1.5°F
(-0.9°C)
10th Coolest
Coolest since:
1924, 1927
119th Warmest
Warmest since:
2010
Ties: 1963
Apr–Sep 1909
6-Month
65.6°F
(18.7°C)
66.9°F
(19.4°C)
-1.3°F
(-0.7°C)
12th Coolest
Coolest since:
1907
117th Warmest
Warmest since:
2010
Ties: 1904, 1928, 1946, 1972
Mar–Sep 1909
7-Month
62.0°F
(16.7°C)
63.5°F
(17.5°C)
-1.5°F
(-0.8°C)
11th Coolest
Coolest since:
1924
118th Warmest
Warmest since:
2010
Feb–Sep 1909
8-Month
59.4°F
(15.2°C)
59.8°F
(15.4°C)
-0.4°F
(-0.2°C)
39th Coolest
Coolest since:
1907
90th Warmest
Warmest since:
2012
Ties: 1965, 1971
Jan–Sep 1909
9-Month
56.8°F
(13.8°C)
56.8°F
(13.8°C)
0.0°F
(0.0°C)
55th Coolest
Coolest since:
1940
74th Warmest
Warmest since:
2012
Ties: 2014
Dec 1908–Sep 1909
10-Month
54.8°F
(12.7°C)
54.9°F
(12.7°C)
-0.1°F
(0.0°C)
51st Coolest
Coolest since:
1904
77th Warmest
Warmest since:
2012
Ties: 1896, 1908, 1947, 1972, 1994
Nov 1908–Sep 1909
11-Month
53.8°F
(12.1°C)
54.0°F
(12.2°C)
-0.2°F
(-0.1°C)
46th Coolest
Coolest since:
1904
82nd Warmest
Warmest since:
2012
Ties: 1908, 1941, 2003
Oct 1908–Sep 1909
12-Month
54.2°F
(12.3°C)
54.2°F
(12.3°C)
0.0°F
(0.0°C)
54th Coolest
Coolest since:
1904
74th Warmest
Warmest since:
2012
Ties: 1944, 1994
Apr 1908–Sep 1909
18-Month
58.4°F
(14.7°C)
58.5°F
(14.7°C)
-0.1°F
(0.0°C)
49th Coolest
Coolest since:
1904, 1918
79th Warmest
Warmest since:
2012
Ties: 1947, 1969, 1993
Oct 1907–Sep 1909
24-Month
53.9°F
(12.2°C)
54.2°F
(12.3°C)
-0.3°F
(-0.1°C)
38th Coolest
Coolest since:
1905
89th Warmest
Warmest since:
2017
Ties: 1900, 1910, 1925, 1959, 1961
Oct 1906–Sep 1909
36-Month
53.3°F
(11.8°C)
54.1°F
(12.3°C)
-0.8°F
(-0.5°C)
15th Coolest
Coolest since:
1905, 1918
111th Warmest
Warmest since:
2018
Ties: 1927, 1964
Oct 1905–Sep 1909
48-Month
53.6°F
(12.0°C)
54.1°F
(12.3°C)
-0.5°F
(-0.3°C)
24th Coolest
Coolest since:
1905
101st Warmest
Warmest since:
2019
Ties: 1902, 1937, 1971
Oct 1904–Sep 1909
60-Month
53.2°F
(11.8°C)
54.1°F
(12.3°C)
-0.9°F
(-0.5°C)
7th Coolest
Coolest since:
1908
117th Warmest
Warmest since:
2020
Ties: 1919

Citing This Page