Climate at a Glance
Divisional 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 May 2022. For more information, please see Climatological Rankings.
Illinois, Climate Division 3. West
Average Temperature Rankings, December 2009
View Period (Months):All1234567891011121824364860
Download:
| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2021) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
December 2009 1-Month |
27.4°F (-2.6°C) | 28.3°F (-2.1°C) |
-0.9°F (-0.5°C) | 53rd Coolest | Coolest since: 2008 | 1983 |
| 75th Warmest | Warmest since: 2006 | 2015 | ||||
|
Nov–Dec 2009 2-Month |
37.0°F (2.8°C) | 34.2°F (1.2°C) |
2.8°F (1.6°C) | 98th Coolest | Coolest since: 2008 | 2000 |
| 30th Warmest | Warmest since: 2006 | 1931 | ||||
|
Oct–Dec 2009 3-Month |
40.9°F (4.9°C) | 41.0°F (5.0°C) |
-0.1°F (-0.1°C) | 60th Coolest | Coolest since: 2008 | 1976 |
| 68th Warmest | Warmest since: 2007 | 1931 | ||||
| Ties: 1952 | ||||||
|
Sep–Dec 2009 4-Month |
47.0°F (8.3°C) | 47.3°F (8.5°C) |
-0.3°F (-0.2°C) | 52nd Coolest | Coolest since: 2008 | 1976 |
| 76th Warmest | Warmest since: 2007 | 1931 | ||||
| Ties: 1902 | ||||||
|
Aug–Dec 2009 5-Month |
51.7°F (10.9°C) | 52.6°F (11.4°C) |
-0.9°F (-0.5°C) | 36th Coolest | Coolest since: 2008 | 1976 |
| 92nd Warmest | Warmest since: 2007 | 1931 | ||||
| Ties: 1902, 1904, 1909, 1942, 1981 | ||||||
|
Jul–Dec 2009 6-Month |
54.7°F (12.6°C) | 56.4°F (13.6°C) |
-1.7°F (-1.0°C) | 18th Coolest | Coolest since: 2000 | 1976 |
| 110th Warmest | Warmest since: 2008 | 1931 | ||||
|
Jun–Dec 2009 7-Month |
57.2°F (14.0°C) | 58.6°F (14.8°C) |
-1.4°F (-0.8°C) | 21st Coolest | Coolest since: 2000 | 1976 |
| 107th Warmest | Warmest since: 2008 | 1931 | ||||
| Ties: 1974, 1993, 2014 | ||||||
|
May–Dec 2009 8-Month |
57.9°F (14.4°C) | 59.1°F (15.1°C) |
-1.2°F (-0.7°C) | 27th Coolest | Coolest since: 2008 | 1917 |
| 101st Warmest | Warmest since: 2007 | 1931 | ||||
| Ties: 1926, 1961 | ||||||
|
Apr–Dec 2009 9-Month |
57.1°F (13.9°C) | 58.2°F (14.6°C) |
-1.1°F (-0.7°C) | 28th Coolest | Coolest since: 2008 | 1917 |
| 100th Warmest | Warmest since: 2007 | 1931 | ||||
| Ties: 1995, 2013 | ||||||
|
Mar–Dec 2009 10-Month |
55.6°F (13.1°C) | 56.3°F (13.5°C) |
-0.7°F (-0.4°C) | 33rd Coolest | Coolest since: 2008 | 1917 |
| 95th Warmest | Warmest since: 2007 | 2012 | ||||
| Ties: 1906, 1929, 1978, 1995 | ||||||
|
Feb–Dec 2009 11-Month |
53.4°F (11.9°C) | 53.7°F (12.1°C) |
-0.3°F (-0.2°C) | 49th Coolest | Coolest since: 2008 | 1917 |
| 79th Warmest | Warmest since: 2007 | 2012 | ||||
| Ties: 1915, 1980, 1997 | ||||||
|
Jan–Dec 2009 12-Month |
50.6°F (10.3°C) | 51.2°F (10.7°C) |
-0.6°F (-0.4°C) | 39th Coolest | Coolest since: 2008 | 1917 |
| 89th Warmest | Warmest since: 2007 | 2012 | ||||
| Ties: 1898, 1962, 1995 | ||||||
|
Jul 2008–Dec 2009 18-Month |
52.1°F (11.2°C) | 53.0°F (11.7°C) |
-0.9°F (-0.5°C) | 25th Coolest | Coolest since: 1997 | 1904 |
| 102nd Warmest | Warmest since: 2008 | 2012 | ||||
| Ties: 1950 | ||||||
|
Jan 2008–Dec 2009 24-Month |
50.3°F (10.2°C) | 51.2°F (10.7°C) |
-0.9°F (-0.5°C) | 17th Coolest | Coolest since: 1997 | 1979 |
| 110th Warmest | Warmest since: 2008 | 2017 | ||||
| Ties: 1968, 1969, 1970 | ||||||
|
Jan 2007–Dec 2009 36-Month |
51.2°F (10.7°C) | 51.3°F (10.7°C) |
-0.1°F (0.0°C) | 68th Coolest | Coolest since: 1997 | 1905 |
| 58th Warmest | Warmest since: 2008 | 2017 | ||||
| Ties: 1911, 1920, 1930, 1944, 1958, 1964, 1966, 1973, 2014 | ||||||
|
Jan 2006–Dec 2009 48-Month |
51.8°F (11.0°C) | 51.2°F (10.7°C) |
0.6°F (0.3°C) | 84th Coolest | Coolest since: 1999 | 1905 |
| 41st Warmest | Warmest since: 2008 | 1934 | ||||
| Ties: 1992, 1993, 1999 | ||||||
|
Jan 2005–Dec 2009 60-Month |
52.1°F (11.2°C) | 51.2°F (10.7°C) |
0.9°F (0.5°C) | 101st Coolest | Coolest since: 2004 | 1905 |
| 23rd Warmest | Warmest since: 2008 | 1934 | ||||
| Ties: 2018 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published June 2022, retrieved on June 30, 2022 from https://www.ncei.noaa.gov/cag/