Climate at a Glance
City 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 June 2022. For more information, please see Climatological Rankings.
Wilmington, Delaware
Average Temperature Rankings, May 2009
View Period (Months):All1234567891011121824364860
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| Period | Value | 1981-2010 Mean |
Anomaly | Rank (1895-2022) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
May 2009 1-Month |
63.4°F (17.4°C) | 63.0°F (17.2°C) |
0.4°F (0.2°C) | 42nd Coolest | Coolest since: 2008 | 1967 |
| 34th Warmest | Warmest since: 2007 | 1991 | ||||
|
Apr–May 2009 2-Month |
59.0°F (15.0°C) | 58.3°F (14.6°C) |
0.7°F (0.4°C) | 51st Coolest | Coolest since: 2008 | 1967 |
| 25th Warmest | Warmest since: 2006 | 2019 | ||||
|
Mar–May 2009 3-Month |
53.4°F (11.9°C) | 53.3°F (11.8°C) |
0.1°F (0.1°C) | 43rd Coolest | Coolest since: 2008 | 1967, 1984 |
| 31st Warmest | Warmest since: 2006 | 2012 | ||||
| Ties: 1980, 1987 | ||||||
|
Feb–May 2009 4-Month |
49.2°F (9.6°C) | 48.9°F (9.4°C) |
0.3°F (0.2°C) | 48th Coolest | Coolest since: 2008 | 1978 |
| 26th Warmest | Warmest since: 2006 | 2012 | ||||
|
Jan–May 2009 5-Month |
45.0°F (7.2°C) | 45.6°F (7.6°C) |
-0.6°F (-0.4°C) | 32nd Coolest | Coolest since: 2005 | 1978 |
| 42nd Warmest | Warmest since: 2008 | 2012 | ||||
|
Dec 2008–May 2009 6-Month |
44.0°F (6.7°C) | 44.2°F (6.8°C) |
-0.2°F (-0.1°C) | 37th Coolest | Coolest since: 2005 | 1978 |
| 36th Warmest | Warmest since: 2008 | 2012 | ||||
|
Nov 2008–May 2009 7-Month |
44.2°F (6.8°C) | 44.6°F (7.0°C) |
-0.4°F (-0.2°C) | 38th Coolest | Coolest since: 2005 | 1978 |
| 34th Warmest | Warmest since: 2008 | 2012 | ||||
|
Oct 2008–May 2009 8-Month |
45.6°F (7.6°C) | 46.0°F (7.8°C) |
-0.4°F (-0.2°C) | 34th Coolest | Coolest since: 2005 | 1978 |
| 38th Warmest | Warmest since: 2008 | 2012 | ||||
| Ties: 1973, 1993 | ||||||
|
Sep 2008–May 2009 9-Month |
48.3°F (9.1°C) | 48.5°F (9.2°C) |
-0.2°F (-0.1°C) | 39th Coolest | Coolest since: 2005 | 1978 |
| 33rd Warmest | Warmest since: 2008 | 2012 | ||||
| Ties: 1962, 1975, 1980, 2011 | ||||||
|
Aug 2008–May 2009 10-Month |
50.7°F (10.4°C) | 51.1°F (10.6°C) |
-0.4°F (-0.2°C) | 32nd Coolest | Coolest since: 2005 | 1978 |
| 40th Warmest | Warmest since: 2008 | 2012 | ||||
| Ties: 1969 | ||||||
|
Jul 2008–May 2009 11-Month |
53.2°F (11.8°C) | 53.5°F (11.9°C) |
-0.3°F (-0.1°C) | 34th Coolest | Coolest since: 2005 | 1963 |
| 38th Warmest | Warmest since: 2008 | 2012 | ||||
| Ties: 1980 | ||||||
|
Jun 2008–May 2009 12-Month |
55.1°F (12.8°C) | 55.1°F (12.8°C) |
0.0°F (0.0°C) | 41st Coolest | Coolest since: 2005 | 1963, 1978 |
| 31st Warmest | Warmest since: 2008 | 2012 | ||||
| Ties: 1955, 2004, 2010 | ||||||
|
Dec 2007–May 2009 18-Month |
51.7°F (10.9°C) | 51.5°F (10.8°C) |
0.2°F (0.1°C) | 45th Coolest | Coolest since: 2005 | 1979 |
| 24th Warmest | Warmest since: 2008 | 2017 | ||||
| Ties: 1955 | ||||||
|
Jun 2007–May 2009 24-Month |
55.6°F (13.1°C) | 55.0°F (12.8°C) |
0.6°F (0.3°C) | 53rd Coolest | Coolest since: 2006 | 1978 |
| 15th Warmest | Warmest since: 2008 | 2017 | ||||
| Ties: 1950, 2016 | ||||||
|
Jun 2006–May 2009 36-Month |
55.6°F (13.1°C) | 55.1°F (12.8°C) |
0.5°F (0.3°C) | 53rd Coolest | Coolest since: 2007 | 1979 |
| 11th Warmest | Warmest since: 2008 | 2022 | ||||
| Ties: 1976, 1991, 1993, 2002 | ||||||
|
Jun 2005–May 2009 48-Month |
55.9°F (13.3°C) | 55.0°F (12.8°C) |
0.9°F (0.5°C) | 54th Coolest | Coolest since: 2008 | 1966 |
| 6th Warmest | Warmest to Date | 2019, 2020, 2022 | ||||
| Ties: 2012 | ||||||
|
Jun 2004–May 2009 60-Month |
55.5°F (13.1°C) | 55.0°F (12.8°C) |
0.5°F (0.3°C) | 48th Coolest | Coolest since: 2008 | 1967 |
| 9th Warmest | Warmest since: 2008 | 2020 | ||||
| Ties: 1995, 2008, 2011 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published July 2022, retrieved on August 7, 2022 from https://www.ncei.noaa.gov/cag/