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, April 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
April 2021
1-Month
55.3°F
(12.9°C)
52.0°F
(11.1°C)
3.3°F
(1.8°C)
111th Coolest
Coolest since:
1907
18th Warmest
Warmest since:
2017
Ties: 1945
Mar–Apr 2021
2-Month
51.4°F
(10.8°C)
47.3°F
(8.5°C)
4.1°F
(2.3°C)
121st Coolest
Coolest since:
1940
8th Warmest
Warmest since:
1921
Ties: 1910, 2016
Feb–Apr 2021
3-Month
46.2°F
(7.9°C)
43.1°F
(6.2°C)
3.1°F
(1.7°C)
109th Coolest
Coolest since:
1934
20th Warmest
Warmest since:
2012
Ties: 1938
Jan–Apr 2021
4-Month
43.7°F
(6.5°C)
40.6°F
(4.8°C)
3.1°F
(1.7°C)
114th Coolest
Coolest since:
1940
15th Warmest
Warmest since:
2012
Ties: 1953
Dec 2020–Apr 2021
5-Month
42.9°F
(6.1°C)
39.8°F
(4.3°C)
3.1°F
(1.8°C)
113th Coolest
Coolest since:
1904
15th Warmest
Warmest since:
2012
Ties: 2022
Nov 2020–Apr 2021
6-Month
44.4°F
(6.9°C)
40.8°F
(4.9°C)
3.6°F
(2.0°C)
119th Coolest
Coolest since:
1904
9th Warmest
Warmest since:
2012
Ties: 1932
Oct 2020–Apr 2021
7-Month
46.6°F
(8.1°C)
43.0°F
(6.1°C)
3.6°F
(2.0°C)
119th Coolest
Coolest since:
1904
9th Warmest
Warmest since:
2012
Sep 2020–Apr 2021
8-Month
49.4°F
(9.7°C)
46.1°F
(7.8°C)
3.3°F
(1.9°C)
117th Coolest
Coolest since:
1918
11th Warmest
Warmest since:
2012
Aug 2020–Apr 2021
9-Month
52.5°F
(11.4°C)
49.2°F
(9.6°C)
3.3°F
(1.8°C)
119th Coolest
Coolest since:
1918
9th Warmest
Warmest since:
2017
Jul 2020–Apr 2021
10-Month
55.3°F
(12.9°C)
51.8°F
(11.0°C)
3.5°F
(1.9°C)
122nd Coolest
Coolest since:
1918
6th Warmest
Warmest since:
2012, 2017
Ties: 2019
Jun 2020–Apr 2021
11-Month
57.0°F
(13.9°C)
53.5°F
(11.9°C)
3.5°F
(2.0°C)
123rd Coolest
Coolest since:
1904
5th Warmest
Warmest since:
2012
Ties: 2002
May 2020–Apr 2021
12-Month
57.3°F
(14.1°C)
54.2°F
(12.3°C)
3.1°F
(1.8°C)
121st Coolest
Coolest since:
1918
7th Warmest
Warmest since:
2012
Nov 2019–Apr 2021
18-Month
53.0°F
(11.7°C)
49.7°F
(9.8°C)
3.3°F
(1.9°C)
122nd Coolest
Coolest since:
1905
5th Warmest
Warmest since:
2017
May 2019–Apr 2021
24-Month
57.7°F
(14.3°C)
54.2°F
(12.3°C)
3.5°F
(2.0°C)
122nd Coolest
Coolest since:
1905
5th Warmest
Warmest since:
2017
May 2018–Apr 2021
36-Month
57.7°F
(14.3°C)
54.2°F
(12.3°C)
3.5°F
(2.0°C)
125th Coolest
Coolest since:
1906
1st Warmest
Warmest to Date
2021
May 2017–Apr 2021
48-Month
57.3°F
(14.1°C)
54.2°F
(12.3°C)
3.1°F
(1.8°C)
121st Coolest
Coolest since:
1905
4th Warmest
Warmest since:
2019, 2020
May 2016–Apr 2021
60-Month
57.5°F
(14.2°C)
54.2°F
(12.3°C)
3.3°F
(1.9°C)
122nd Coolest
Coolest since:
1908
2nd Warmest
Warmest since:
2020

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