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 2017
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2020) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
December 2017 1-Month |
36.1°F (2.3°C) | 36.2°F (2.3°C) |
-0.1°F (0.0°C) | 55th Coolest | Coolest since: 2010 | 1989 |
| 72nd Warmest | Warmest since: 2016 | 2015 | ||||
| Ties: 1906 | ||||||
|
Nov–Dec 2017 2-Month |
41.8°F (5.4°C) | 40.9°F (4.9°C) |
0.9°F (0.5°C) | 70th Coolest | Coolest since: 2010 | 1917 |
| 57th Warmest | Warmest since: 2016 | 2015 | ||||
| Ties: 1900, 1970, 1988, 1997, 2019 | ||||||
|
Oct–Dec 2017 3-Month |
48.7°F (9.3°C) | 46.1°F (7.8°C) |
2.6°F (1.5°C) | 104th Coolest | Coolest since: 2014 | 1917 |
| 23rd Warmest | Warmest since: 2016 | 2015 | ||||
|
Sep–Dec 2017 4-Month |
54.0°F (12.2°C) | 51.5°F (10.8°C) |
2.5°F (1.4°C) | 110th Coolest | Coolest since: 2014 | 1917 |
| 17th Warmest | Warmest since: 2016 | 2015 | ||||
| Ties: 1984 | ||||||
|
Aug–Dec 2017 5-Month |
58.0°F (14.4°C) | 55.9°F (13.3°C) |
2.1°F (1.1°C) | 105th Coolest | Coolest since: 2014 | 1917 |
| 22nd Warmest | Warmest since: 2016 | 2015 | ||||
|
Jul–Dec 2017 6-Month |
61.4°F (16.3°C) | 59.2°F (15.1°C) |
2.2°F (1.2°C) | 110th Coolest | Coolest since: 2014 | 1917 |
| 17th Warmest | Warmest since: 2016 | 2015 | ||||
|
Jun–Dec 2017 7-Month |
63.1°F (17.3°C) | 60.8°F (16.0°C) |
2.3°F (1.3°C) | 111th Coolest | Coolest since: 2014 | 1917 |
| 16th Warmest | Warmest since: 2016 | 2015 | ||||
|
May–Dec 2017 8-Month |
63.1°F (17.3°C) | 61.0°F (16.1°C) |
2.1°F (1.2°C) | 111th Coolest | Coolest since: 2014 | 1917 |
| 16th Warmest | Warmest since: 2016 | 2015 | ||||
| Ties: 1959, 1998 | ||||||
|
Apr–Dec 2017 9-Month |
62.7°F (17.1°C) | 60.0°F (15.6°C) |
2.7°F (1.5°C) | 118th Coolest | Coolest since: 2014 | 1917 |
| 9th Warmest | Warmest since: 2016 | 2015 | ||||
| Ties: 2006 | ||||||
|
Mar–Dec 2017 10-Month |
60.8°F (16.0°C) | 58.3°F (14.6°C) |
2.5°F (1.4°C) | 117th Coolest | Coolest since: 2014 | 1917 |
| 10th Warmest | Warmest since: 2016 | 2012 | ||||
|
Feb–Dec 2017 11-Month |
59.3°F (15.2°C) | 56.1°F (13.4°C) |
3.2°F (1.8°C) | 120th Coolest | Coolest since: 2015 | 1917 |
| 7th Warmest | Warmest since: 2016 | 2012 | ||||
|
Jan–Dec 2017 12-Month |
57.6°F (14.2°C) | 54.2°F (12.3°C) |
3.4°F (1.9°C) | 124th Coolest | Coolest since: 2016 | 1904 |
| 3rd Warmest | Warmest since: 2012 | 2012 | ||||
|
Jul 2016–Dec 2017 18-Month |
59.5°F (15.3°C) | 55.9°F (13.3°C) |
3.6°F (2.0°C) | 124th Coolest | Coolest since: 2016 | 1904 |
| 2nd Warmest | Warmest since: 2016 | 2012 | ||||
| Ties: 2016 | ||||||
|
Jan 2016–Dec 2017 24-Month |
57.5°F (14.2°C) | 54.2°F (12.3°C) |
3.3°F (1.9°C) | 123rd Coolest | Coolest since: 2016 | 1905 |
| 3rd Warmest | Warmest since: 2012 | 2012 | ||||
|
Jan 2015–Dec 2017 36-Month |
57.1°F (13.9°C) | 54.1°F (12.3°C) |
3.0°F (1.6°C) | 119th Coolest | Coolest since: 2016 | 1905 |
| 6th Warmest | Warmest since: 2013 | 2020 | ||||
|
Jan 2014–Dec 2017 48-Month |
56.5°F (13.6°C) | 54.1°F (12.3°C) |
2.4°F (1.3°C) | 117th Coolest | Coolest since: 2016 | 1907 |
| 7th Warmest | Warmest since: 2014 | 2020 | ||||
| Ties: 2011 | ||||||
|
Jan 2013–Dec 2017 60-Month |
56.4°F (13.6°C) | 54.2°F (12.3°C) |
2.2°F (1.3°C) | 114th Coolest | Coolest since: 2011 | 1905 |
| 9th Warmest | Warmest since: 2016 | 2020 | ||||
| Ties: 2002, 2010, 2011 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 22, 2021 from https://www.ncdc.noaa.gov/cag/