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 1918

View Period (Months):
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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 1918
1-Month
51.4°F
(10.8°C)
52.0°F
(11.1°C)
-0.6°F
(-0.3°C)
46th Coolest
Coolest since:
1907
83rd Warmest
Warmest since:
2017
Ties: 1897, 1905, 1946
Mar–Apr 1918
2-Month
48.0°F
(8.9°C)
47.4°F
(8.6°C)
0.6°F
(0.3°C)
73rd Coolest
Coolest since:
1940
56th Warmest
Warmest since:
1921
Feb–Apr 1918
3-Month
43.1°F
(6.2°C)
43.1°F
(6.2°C)
0.0°F
(0.0°C)
60th Coolest
Coolest since:
1934
69th Warmest
Warmest since:
2012
Ties: 1908, 2003
Jan–Apr 1918
4-Month
37.8°F
(3.2°C)
40.7°F
(4.8°C)
-2.9°F
(-1.6°C)
9th Coolest
Coolest since:
1940
120th Warmest
Warmest since:
2012
Ties: 1899, 1920
Dec 1917–Apr 1918
5-Month
35.8°F
(2.1°C)
39.8°F
(4.3°C)
-4.0°F
(-2.2°C)
4th Coolest
Coolest since:
1904
124th Warmest
Warmest since:
2012
Nov 1917–Apr 1918
6-Month
36.6°F
(2.6°C)
40.8°F
(4.9°C)
-4.2°F
(-2.3°C)
4th Coolest
Coolest since:
1904
124th Warmest
Warmest since:
2012
Oct 1917–Apr 1918
7-Month
38.8°F
(3.8°C)
43.0°F
(6.1°C)
-4.2°F
(-2.3°C)
2nd Coolest
Coolest since:
1904
126th Warmest
Warmest since:
2012
Sep 1917–Apr 1918
8-Month
41.7°F
(5.4°C)
46.0°F
(7.8°C)
-4.3°F
(-2.4°C)
1st Coolest
Coolest since:
1918
127th Warmest
Warmest since:
2012
Aug 1917–Apr 1918
9-Month
45.3°F
(7.4°C)
49.1°F
(9.5°C)
-3.8°F
(-2.1°C)
1st Coolest
Coolest since:
1918
127th Warmest
Warmest since:
2017
Jul 1917–Apr 1918
10-Month
48.3°F
(9.1°C)
51.8°F
(11.0°C)
-3.5°F
(-1.9°C)
1st Coolest
Coolest since:
1918
127th Warmest
Warmest since:
2012, 2017
Jun 1917–Apr 1918
11-Month
50.3°F
(10.2°C)
53.5°F
(11.9°C)
-3.2°F
(-1.7°C)
2nd Coolest
Coolest since:
1904
126th Warmest
Warmest since:
2012
May 1917–Apr 1918
12-Month
50.8°F
(10.4°C)
54.2°F
(12.3°C)
-3.4°F
(-1.9°C)
1st Coolest
Coolest since:
1918
127th Warmest
Warmest since:
2012
Nov 1916–Apr 1918
18-Month
47.1°F
(8.4°C)
49.7°F
(9.8°C)
-2.6°F
(-1.4°C)
2nd Coolest
Coolest since:
1905
125th Warmest
Warmest since:
2017
May 1916–Apr 1918
24-Month
52.1°F
(11.2°C)
54.2°F
(12.3°C)
-2.1°F
(-1.1°C)
2nd Coolest
Coolest since:
1905
125th Warmest
Warmest since:
2017
May 1915–Apr 1918
36-Month
52.3°F
(11.3°C)
54.1°F
(12.3°C)
-1.8°F
(-1.0°C)
2nd Coolest
Coolest since:
1906
124th Warmest
Warmest since:
2021
May 1914–Apr 1918
48-Month
52.8°F
(11.6°C)
54.2°F
(12.3°C)
-1.4°F
(-0.7°C)
3rd Coolest
Coolest since:
1905
122nd Warmest
Warmest since:
2019, 2020
Ties: 1906
May 1913–Apr 1918
60-Month
52.9°F
(11.6°C)
54.1°F
(12.3°C)
-1.2°F
(-0.7°C)
3rd Coolest
Coolest since:
1908
121st Warmest
Warmest since:
2020

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