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.

Iowa

Average Temperature Rankings, March 2021

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  • Record Coolest
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  • 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
March 2021
1-Month
42.3°F
(5.7°C)
34.6°F
(1.4°C)
7.7°F
(4.3°C)
122nd Coolest
Coolest since:
1960
7th Warmest
Warmest since:
2012
Ties: 1938
Feb–Mar 2021
2-Month
27.4°F
(-2.6°C)
28.7°F
(-1.8°C)
-1.3°F
(-0.8°C)
54th Coolest
Coolest since:
1899
75th Warmest
Warmest since:
2012
Jan–Mar 2021
3-Month
26.2°F
(-3.2°C)
25.0°F
(-3.9°C)
1.2°F
(0.7°C)
79th Coolest
Coolest since:
1912
50th Warmest
Warmest since:
2012
Ties: 1942, 1967, 1974
Dec 2020–Mar 2021
4-Month
26.5°F
(-3.1°C)
24.5°F
(-4.2°C)
2.0°F
(1.1°C)
94th Coolest
Coolest since:
1979
34th Warmest
Warmest since:
2012
Ties: 1914, 1933
Nov 2020–Mar 2021
5-Month
29.6°F
(-1.3°C)
26.8°F
(-2.9°C)
2.8°F
(1.6°C)
105th Coolest
Coolest since:
1912
23rd Warmest
Warmest since:
2012
Oct 2020–Mar 2021
6-Month
32.3°F
(0.2°C)
30.8°F
(-0.7°C)
1.5°F
(0.9°C)
91st Coolest
Coolest since:
1912
37th Warmest
Warmest since:
2012
Sep 2020–Mar 2021
7-Month
36.5°F
(2.5°C)
35.4°F
(1.9°C)
1.1°F
(0.6°C)
89th Coolest
Coolest since:
1912
39th Warmest
Warmest since:
2012
Ties: 1909, 1922, 1923, 1938
Aug 2020–Mar 2021
8-Month
41.0°F
(5.0°C)
40.0°F
(4.4°C)
1.0°F
(0.6°C)
91st Coolest
Coolest since:
1912
37th Warmest
Warmest since:
2012
Ties: 1901, 1907, 1923, 1928, 1946, 1974, 1990
Jul 2020–Mar 2021
9-Month
44.8°F
(7.1°C)
43.7°F
(6.5°C)
1.1°F
(0.6°C)
95th Coolest
Coolest since:
1899, 1912
33rd Warmest
Warmest since:
2012
Ties: 1990, 1991, 2013
Jun 2020–Mar 2021
10-Month
47.6°F
(8.7°C)
46.3°F
(7.9°C)
1.3°F
(0.8°C)
101st Coolest
Coolest since:
1899
27th Warmest
Warmest since:
2012
Ties: 1938, 1989
May 2020–Mar 2021
11-Month
48.5°F
(9.2°C)
47.5°F
(8.6°C)
1.0°F
(0.6°C)
91st Coolest
Coolest since:
1899
37th Warmest
Warmest since:
2012
Ties: 1901, 1923, 1937
Apr 2020–Mar 2021
12-Month
48.4°F
(9.1°C)
47.6°F
(8.7°C)
0.8°F
(0.4°C)
90th Coolest
Coolest since:
1899, 1936
38th Warmest
Warmest since:
2012
Ties: 1983
Oct 2019–Mar 2021
18-Month
43.2°F
(6.2°C)
42.0°F
(5.6°C)
1.2°F
(0.6°C)
102nd Coolest
Coolest since:
1979
25th Warmest
Warmest since:
2017
Ties: 1940, 1989
Apr 2019–Mar 2021
24-Month
48.6°F
(9.2°C)
47.6°F
(8.7°C)
1.0°F
(0.5°C)
100th Coolest
Coolest since:
1952
27th Warmest
Warmest since:
2017
Ties: 1915, 1931, 1934
Apr 2018–Mar 2021
36-Month
48.0°F
(8.9°C)
47.5°F
(8.6°C)
0.5°F
(0.3°C)
83rd Coolest
Coolest since:
1918
43rd Warmest
Warmest since:
2018
Ties: 1936, 1987
Apr 2017–Mar 2021
48-Month
48.0°F
(8.9°C)
47.5°F
(8.6°C)
0.5°F
(0.3°C)
84th Coolest
Coolest since:
1906
41st Warmest
Warmest since:
1935, 2002
Ties: 1936, 2016
Apr 2016–Mar 2021
60-Month
48.6°F
(9.2°C)
47.4°F
(8.6°C)
1.2°F
(0.6°C)
109th Coolest
Coolest since:
1997
15th Warmest
Warmest since:
1935
Ties: 1923, 1990, 2009, 2017

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