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, October 2021

View Period (Months):
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  • 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
October 2021
1-Month
63.1°F
(17.3°C)
56.4°F
(13.6°C)
6.7°F
(3.7°C)
127th Coolest
Coolest since:
1907
2nd Warmest
Warmest since:
2007
Sep–Oct 2021
2-Month
66.5°F
(19.2°C)
61.9°F
(16.6°C)
4.6°F
(2.6°C)
125th Coolest
Coolest since:
1917
4th Warmest
Warmest since:
2007
Aug–Oct 2021
3-Month
70.0°F
(21.1°C)
65.9°F
(18.8°C)
4.1°F
(2.3°C)
124th Coolest
Coolest since:
1909, 1917
5th Warmest
Warmest since:
2018
Jul–Oct 2021
4-Month
71.9°F
(22.2°C)
68.3°F
(20.2°C)
3.6°F
(2.0°C)
124th Coolest
Coolest since:
1909
5th Warmest
Warmest since:
2016
Jun–Oct 2021
5-Month
72.3°F
(22.4°C)
68.8°F
(20.4°C)
3.5°F
(2.0°C)
124th Coolest
Coolest since:
1907
5th Warmest
Warmest since:
2010
May–Oct 2021
6-Month
70.8°F
(21.6°C)
67.7°F
(19.8°C)
3.1°F
(1.8°C)
124th Coolest
Coolest since:
1907
5th Warmest
Warmest since:
2010, 2018
Ties: 2011, 2016
Apr–Oct 2021
7-Month
68.6°F
(20.3°C)
65.5°F
(18.6°C)
3.1°F
(1.7°C)
122nd Coolest
Coolest since:
1907
7th Warmest
Warmest since:
2019
Mar–Oct 2021
8-Month
65.9°F
(18.8°C)
62.5°F
(16.9°C)
3.4°F
(1.9°C)
125th Coolest
Coolest since:
1907
4th Warmest
Warmest since:
2010
Ties: 2016
Feb–Oct 2021
9-Month
62.6°F
(17.0°C)
59.5°F
(15.3°C)
3.1°F
(1.7°C)
119th Coolest
Coolest since:
1907
10th Warmest
Warmest since:
2012
Jan–Oct 2021
10-Month
59.9°F
(15.5°C)
56.8°F
(13.8°C)
3.1°F
(1.7°C)
120th Coolest
Coolest since:
1940
9th Warmest
Warmest since:
2012
Ties: 2018
Dec 2020–Oct 2021
11-Month
58.1°F
(14.5°C)
55.0°F
(12.8°C)
3.1°F
(1.7°C)
121st Coolest
Coolest since:
1904
7th Warmest
Warmest since:
2012
Ties: 1998
Nov 2020–Oct 2021
12-Month
57.6°F
(14.2°C)
54.2°F
(12.3°C)
3.4°F
(1.9°C)
122nd Coolest
Coolest since:
1904
6th Warmest
Warmest since:
2012
May 2020–Oct 2021
18-Month
61.8°F
(16.6°C)
58.7°F
(14.8°C)
3.1°F
(1.8°C)
122nd Coolest
Coolest since:
1904
6th Warmest
Warmest since:
2012
Nov 2019–Oct 2021
24-Month
57.4°F
(14.1°C)
54.1°F
(12.3°C)
3.3°F
(1.8°C)
122nd Coolest
Coolest since:
1905
5th Warmest
Warmest since:
2017
Ties: 2018
Nov 2018–Oct 2021
36-Month
57.5°F
(14.2°C)
54.1°F
(12.3°C)
3.4°F
(1.9°C)
124th Coolest
Coolest since:
1905
2nd Warmest
Warmest since:
2018
Ties: 2012, 2019
Nov 2017–Oct 2021
48-Month
57.4°F
(14.1°C)
54.2°F
(12.3°C)
3.2°F
(1.8°C)
122nd Coolest
Coolest since:
1907
3rd Warmest
Warmest since:
2019
Nov 2016–Oct 2021
60-Month
57.5°F
(14.2°C)
54.1°F
(12.3°C)
3.4°F
(1.9°C)
122nd Coolest
Coolest since:
1905, 1907, 1908
2nd Warmest
Warmest since:
2020

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