Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of April 2020. For more information, please see Climatological Rankings.


Iowa

Average Temperature Rankings, August 1999

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
August 1999
1-Month
70.0°F
(21.1°C)
71.4°F
(21.9°C)
-1.4°F
(-0.8°C)
37th Coolest Coolest since: 1997 1915
89th Warmest Warmest since: 1998 1947
Ties: 1971, 1982, 1996
Jul–Aug 1999
2-Month
73.4°F
(23.0°C)
72.6°F
(22.6°C)
0.8°F
(0.4°C)
87th Coolest Coolest since: 1998 1992
39th Warmest Warmest since: 1998 1936
Ties: 1926, 1998
Jun–Aug 1999
3-Month
71.9°F
(22.2°C)
71.5°F
(21.9°C)
0.4°F
(0.3°C)
71st Coolest Coolest since: 1998 1915
55th Warmest Warmest since: 1995 1936
Ties: 1909
May–Aug 1999
4-Month
69.0°F
(20.6°C)
68.5°F
(20.3°C)
0.5°F
(0.3°C)
79th Coolest Coolest since: 1997 1915
47th Warmest Warmest since: 1998 1934
Ties: 1916, 1919, 1926, 1962, 1963
Apr–Aug 1999
5-Month
65.2°F
(18.4°C)
64.4°F
(18.0°C)
0.8°F
(0.4°C)
83rd Coolest Coolest since: 1997 1907
43rd Warmest Warmest since: 1998 1934
Ties: 1918, 1942, 1954
Mar–Aug 1999
6-Month
60.4°F
(15.8°C)
59.5°F
(15.3°C)
0.9°F
(0.5°C)
88th Coolest Coolest since: 1998 1950
38th Warmest Warmest since: 1991 2012
Ties: 1968
Feb–Aug 1999
7-Month
56.5°F
(13.6°C)
54.2°F
(12.3°C)
2.3°F
(1.3°C)
112th Coolest Coolest since: 1997 1904, 1950
14th Warmest Warmest since: 1998 2012
Ties: 1911, 1988, 2017
Jan–Aug 1999
8-Month
51.6°F
(10.9°C)
49.7°F
(9.8°C)
1.9°F
(1.1°C)
106th Coolest Coolest since: 1997 1979
20th Warmest Warmest since: 1998 2012
Dec 1998–Aug 1999
9-Month
49.1°F
(9.5°C)
46.7°F
(8.2°C)
2.4°F
(1.3°C)
113th Coolest Coolest since: 1997 1979
12th Warmest Warmest since: 1998 2012
Ties: 2017
Nov 1998–Aug 1999
10-Month
48.2°F
(9.0°C)
45.5°F
(7.5°C)
2.7°F
(1.5°C)
113th Coolest Coolest since: 1998 1979
12th Warmest Warmest since: 1987 2012
Oct 1998–Aug 1999
11-Month
48.7°F
(9.3°C)
46.1°F
(7.8°C)
2.6°F
(1.5°C)
114th Coolest Coolest since: 1998 1912, 1979
11th Warmest Warmest since: 1987 2012
Ties: 2005
Sep 1998–Aug 1999
12-Month
50.3°F
(10.2°C)
47.5°F
(8.6°C)
2.8°F
(1.6°C)
115th Coolest Coolest since: 1998 1904
10th Warmest Warmest since: 1987 2012
Ties: 1931, 1932
Mar 1998–Aug 1999
18-Month
53.6°F
(12.0°C)
51.5°F
(10.8°C)
2.1°F
(1.2°C)
114th Coolest Coolest since: 1998 1951
11th Warmest Warmest since: 1988 2012
Ties: 2002
Sep 1997–Aug 1999
24-Month
50.0°F
(10.0°C)
47.5°F
(8.6°C)
2.5°F
(1.4°C)
118th Coolest Coolest since: 1998 1979
6th Warmest Warmest since: 1932 2017
Sep 1996–Aug 1999
36-Month
48.6°F
(9.2°C)
47.5°F
(8.6°C)
1.1°F
(0.6°C)
102nd Coolest Coolest since: 1998 1979
21st Warmest Warmest since: 1989 2000
Ties: 1921, 1942, 1956, 2005
Sep 1995–Aug 1999
48-Month
47.8°F
(8.8°C)
47.5°F
(8.6°C)
0.3°F
(0.2°C)
76th Coolest Coolest since: 1998 1905
46th Warmest Warmest since: 1993 1934
Ties: 1911, 1949, 1977, 1993, 2016
Sep 1994–Aug 1999
60-Month
48.0°F
(8.9°C)
47.4°F
(8.6°C)
0.6°F
(0.3°C)
82nd Coolest Coolest since: 1998 1907
39th Warmest Warmest since: 1992 2002
Ties: 1937, 1944, 1945, 1956, 2015

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2020, retrieved on June 6, 2020 from https://www.ncdc.noaa.gov/cag/