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 December 2020. For more information, please see Climatological Rankings.
Iowa
Average Temperature Rankings, December 1990
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2020) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
December 1990 1-Month |
19.8°F (-6.8°C) | 22.7°F (-5.2°C) |
-2.9°F (-1.6°C) | 37th Coolest | Coolest since: 1989 | 1983 |
| 90th Warmest | Warmest since: 1988 | 2015 | ||||
| Ties: 2009 | ||||||
|
Nov–Dec 1990 2-Month |
30.5°F (-0.8°C) | 29.2°F (-1.6°C) |
1.3°F (0.8°C) | 76th Coolest | Coolest since: 1989 | 1985 |
| 51st Warmest | Warmest since: 1988 | 2001 | ||||
|
Oct–Dec 1990 3-Month |
37.1°F (2.8°C) | 36.6°F (2.6°C) |
0.5°F (0.2°C) | 71st Coolest | Coolest since: 1989 | 1985 |
| 56th Warmest | Warmest since: 1987 | 1931 | ||||
| Ties: 1907, 1957 | ||||||
|
Sep–Dec 1990 4-Month |
44.4°F (6.9°C) | 43.2°F (6.2°C) |
1.2°F (0.7°C) | 85th Coolest | Coolest since: 1989 | 1985 |
| 42nd Warmest | Warmest since: 1987 | 1931 | ||||
| Ties: 1921, 1949, 1982, 2003, 2012 | ||||||
|
Aug–Dec 1990 5-Month |
49.9°F (9.9°C) | 48.9°F (9.4°C) |
1.0°F (0.5°C) | 91st Coolest | Coolest since: 1989 | 1985 |
| 36th Warmest | Warmest since: 1988 | 1931 | ||||
| Ties: 1905, 1908, 1963, 1988 | ||||||
|
Jul–Dec 1990 6-Month |
53.6°F (12.0°C) | 53.0°F (11.7°C) |
0.6°F (0.3°C) | 74th Coolest | Coolest since: 1989 | 1985 |
| 53rd Warmest | Warmest since: 1988 | 1931 | ||||
| Ties: 1928, 1982, 2019 | ||||||
|
Jun–Dec 1990 7-Month |
56.0°F (13.3°C) | 55.3°F (12.9°C) |
0.7°F (0.4°C) | 79th Coolest | Coolest since: 1989 | 1985 |
| 48th Warmest | Warmest since: 1988 | 1931 | ||||
| Ties: 2003 | ||||||
|
May–Dec 1990 8-Month |
56.0°F (13.3°C) | 55.8°F (13.2°C) |
0.2°F (0.1°C) | 59th Coolest | Coolest since: 1989 | 1917 |
| 68th Warmest | Warmest since: 1988 | 1931 | ||||
| Ties: 1908, 1959, 1986 | ||||||
|
Apr–Dec 1990 9-Month |
55.2°F (12.9°C) | 55.1°F (12.8°C) |
0.1°F (0.1°C) | 63rd Coolest | Coolest since: 1989 | 1917 |
| 64th Warmest | Warmest since: 1988 | 1931 | ||||
| Ties: 1908, 1959, 1973, 2018, 2019 | ||||||
|
Mar–Dec 1990 10-Month |
53.6°F (12.0°C) | 53.0°F (11.7°C) |
0.6°F (0.3°C) | 80th Coolest | Coolest since: 1989 | 1951 |
| 47th Warmest | Warmest since: 1988 | 2012 | ||||
| Ties: 1914, 1948, 1971, 2003 | ||||||
|
Feb–Dec 1990 11-Month |
51.3°F (10.7°C) | 50.3°F (10.2°C) |
1.0°F (0.5°C) | 98th Coolest | Coolest since: 1989 | 1917 |
| 29th Warmest | Warmest since: 1988 | 2012 | ||||
| Ties: 1913, 1933, 1963, 1973, 1981, 2004, 2010 | ||||||
|
Jan–Dec 1990 12-Month |
49.5°F (9.7°C) | 47.6°F (8.7°C) |
1.9°F (1.0°C) | 112th Coolest | Coolest since: 1989 | 1917 |
| 15th Warmest | Warmest since: 1987 | 2012 | ||||
| Ties: 1933 | ||||||
|
Jul 1989–Dec 1990 18-Month |
50.0°F (10.0°C) | 49.4°F (9.7°C) |
0.6°F (0.3°C) | 86th Coolest | Coolest since: 1989 | 1951 |
| 40th Warmest | Warmest since: 1988 | 2012 | ||||
|
Jan 1989–Dec 1990 24-Month |
48.0°F (8.9°C) | 47.5°F (8.6°C) |
0.5°F (0.3°C) | 83rd Coolest | Coolest since: 1989 | 1951 |
| 43rd Warmest | Warmest since: 1988 | 1931 | ||||
| Ties: 1911, 1956, 2020 | ||||||
|
Jan 1988–Dec 1990 36-Month |
48.3°F (9.1°C) | 47.6°F (8.7°C) |
0.7°F (0.4°C) | 91st Coolest | Coolest since: 1986 | 1952 |
| 34th Warmest | Warmest since: 1989 | 2017 | ||||
| Ties: 1936 | ||||||
|
Jan 1987–Dec 1990 48-Month |
49.0°F (9.4°C) | 47.5°F (8.6°C) |
1.5°F (0.8°C) | 114th Coolest | Coolest since: 1989 | 1905 |
| 10th Warmest | Warmest since: 1941 | 1934 | ||||
|
Jan 1986–Dec 1990 60-Month |
48.9°F (9.4°C) | 47.5°F (8.6°C) |
1.4°F (0.8°C) | 116th Coolest | Coolest since: 1989 | 1907 |
| 7th Warmest | Warmest since: 1935 | 1934, 2002 | ||||
| Ties: 1991, 2003, 2005, 2019 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 21, 2021 from https://www.ncdc.noaa.gov/cag/