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.
Delaware
Average Temperature Rankings, December 1991
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2020) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
December 1991 1-Month |
40.8°F (4.9°C) | 36.2°F (2.3°C) |
4.6°F (2.6°C) | 108th Coolest | Coolest since: 1989 | 1989 |
| 19th Warmest | Warmest since: 1990 | 2015 | ||||
|
Nov–Dec 1991 2-Month |
43.8°F (6.6°C) | 41.0°F (5.0°C) |
2.8°F (1.6°C) | 105th Coolest | Coolest since: 1989 | 1917 |
| 22nd Warmest | Warmest since: 1990 | 2015 | ||||
| Ties: 2004, 2009, 2012 | ||||||
|
Oct–Dec 1991 3-Month |
48.3°F (9.1°C) | 46.1°F (7.8°C) |
2.2°F (1.3°C) | 100th Coolest | Coolest since: 1989 | 1917 |
| 27th Warmest | Warmest since: 1990 | 2015 | ||||
| Ties: 1949, 2013, 2014 | ||||||
|
Sep–Dec 1991 4-Month |
53.0°F (11.7°C) | 51.4°F (10.8°C) |
1.6°F (0.9°C) | 93rd Coolest | Coolest since: 1989 | 1917 |
| 34th Warmest | Warmest since: 1990 | 2015 | ||||
| Ties: 1979, 2008 | ||||||
|
Aug–Dec 1991 5-Month |
57.5°F (14.2°C) | 55.9°F (13.3°C) |
1.6°F (0.9°C) | 98th Coolest | Coolest since: 1989 | 1917 |
| 29th Warmest | Warmest since: 1990 | 2015 | ||||
|
Jul–Dec 1991 6-Month |
60.8°F (16.0°C) | 59.2°F (15.1°C) |
1.6°F (0.9°C) | 102nd Coolest | Coolest since: 1989 | 1917 |
| 25th Warmest | Warmest since: 1990 | 2015 | ||||
| Ties: 1984 | ||||||
|
Jun–Dec 1991 7-Month |
62.5°F (16.9°C) | 60.8°F (16.0°C) |
1.7°F (0.9°C) | 102nd Coolest | Coolest since: 1989 | 1917 |
| 25th Warmest | Warmest since: 1990 | 2015 | ||||
| Ties: 1984, 2003, 2013 | ||||||
|
May–Dec 1991 8-Month |
63.2°F (17.3°C) | 60.9°F (16.1°C) |
2.3°F (1.2°C) | 113th Coolest | Coolest since: 1990 | 1917 |
| 14th Warmest | Warmest since: 1931 | 2015 | ||||
| Ties: 1900 | ||||||
|
Apr–Dec 1991 9-Month |
62.3°F (16.8°C) | 60.0°F (15.6°C) |
2.3°F (1.2°C) | 116th Coolest | Coolest since: 1990 | 1917 |
| 11th Warmest | Warmest to Date | 2015 | ||||
| Ties: 1998, 2007 | ||||||
|
Mar–Dec 1991 10-Month |
60.7°F (15.9°C) | 58.3°F (14.6°C) |
2.4°F (1.3°C) | 116th Coolest | Coolest since: 1990 | 1917 |
| 11th Warmest | Warmest to Date | 2012 | ||||
|
Feb–Dec 1991 11-Month |
58.8°F (14.9°C) | 56.0°F (13.3°C) |
2.8°F (1.6°C) | 119th Coolest | Coolest since: 1990 | 1917 |
| 8th Warmest | Warmest to Date | 2012 | ||||
| Ties: 1998, 2010 | ||||||
|
Jan–Dec 1991 12-Month |
56.9°F (13.8°C) | 54.2°F (12.3°C) |
2.7°F (1.5°C) | 115th Coolest | Coolest since: 1989 | 1904 |
| 12th Warmest | Warmest since: 1990 | 2012 | ||||
|
Jul 1990–Dec 1991 18-Month |
58.5°F (14.7°C) | 55.9°F (13.3°C) |
2.6°F (1.4°C) | 117th Coolest | Coolest since: 1990 | 1904 |
| 9th Warmest | Warmest to Date | 2012 | ||||
| Ties: 2018 | ||||||
|
Jan 1990–Dec 1991 24-Month |
57.1°F (13.9°C) | 54.2°F (12.3°C) |
2.9°F (1.6°C) | 119th Coolest | Coolest since: 1990 | 1905 |
| 7th Warmest | Warmest to Date | 2012 | ||||
|
Jan 1989–Dec 1991 36-Month |
56.1°F (13.4°C) | 54.2°F (12.3°C) |
1.9°F (1.1°C) | 110th Coolest | Coolest since: 1990 | 1905 |
| 15th Warmest | Warmest to Date | 2020 | ||||
| Ties: 2010 | ||||||
|
Jan 1988–Dec 1991 48-Month |
55.6°F (13.1°C) | 54.2°F (12.3°C) |
1.4°F (0.8°C) | 101st Coolest | Coolest since: 1990 | 1907 |
| 23rd Warmest | Warmest to Date | 2020 | ||||
| Ties: 1992, 2003 | ||||||
|
Jan 1987–Dec 1991 60-Month |
55.5°F (13.1°C) | 54.2°F (12.3°C) |
1.3°F (0.8°C) | 100th Coolest | Coolest since: 1990 | 1905 |
| 23rd Warmest | Warmest to Date | 2020 | ||||
| Ties: 2000 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 26, 2021 from https://www.ncdc.noaa.gov/cag/