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 September 2019. For more information, please see Climatological Rankings.
Delaware
Average Temperature Rankings, January 1999
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2019) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
January 1999 1-Month |
38.1°F (3.4°C) | 33.3°F (0.7°C) |
4.8°F (2.7°C) | 107th Coolest | Coolest since: 1997 | 1940 |
| 19th Warmest | Warmest since: 1998 | 1950 | ||||
| Ties: 1916, 1993 | ||||||
|
Dec 1998–Jan 1999 2-Month |
40.0°F (4.4°C) | 34.7°F (1.5°C) |
5.3°F (2.9°C) | 113th Coolest | Coolest since: 1997 | 1918 |
| 12th Warmest | Warmest since: 1998 | 1932 | ||||
|
Nov 1998–Jan 1999 3-Month |
42.4°F (5.8°C) | 38.4°F (3.6°C) |
4.0°F (2.2°C) | 113th Coolest | Coolest since: 1998 | 1918 |
| 12th Warmest | Warmest since: 1995 | 1932 | ||||
| Ties: 2017 | ||||||
|
Oct 1998–Jan 1999 4-Month |
46.2°F (7.9°C) | 43.0°F (6.1°C) |
3.2°F (1.8°C) | 111th Coolest | Coolest since: 1998 | 1918 |
| 14th Warmest | Warmest since: 1995 | 1932 | ||||
| Ties: 1913 | ||||||
|
Sep 1998–Jan 1999 5-Month |
51.2°F (10.7°C) | 47.9°F (8.8°C) |
3.3°F (1.9°C) | 116th Coolest | Coolest since: 1998 | 1918 |
| 9th Warmest | Warmest since: 1972 | 1932 | ||||
| Ties: 1972 | ||||||
|
Aug 1998–Jan 1999 6-Month |
55.2°F (12.9°C) | 52.2°F (11.2°C) |
3.0°F (1.7°C) | 115th Coolest | Coolest since: 1998 | 1918 |
| 10th Warmest | Warmest since: 1932 | 1932 | ||||
|
Jul 1998–Jan 1999 7-Month |
58.2°F (14.6°C) | 55.5°F (13.1°C) |
2.7°F (1.5°C) | 113th Coolest | Coolest since: 1998 | 1918 |
| 12th Warmest | Warmest since: 1950 | 1932 | ||||
|
Jun 1998–Jan 1999 8-Month |
59.8°F (15.4°C) | 57.4°F (14.1°C) |
2.4°F (1.3°C) | 113th Coolest | Coolest since: 1998 | 1918 |
| 12th Warmest | Warmest since: 1950 | 2012 | ||||
|
May 1998–Jan 1999 9-Month |
60.4°F (15.8°C) | 58.0°F (14.4°C) |
2.4°F (1.4°C) | 113th Coolest | Coolest since: 1998 | 1918 |
| 12th Warmest | Warmest since: 1950 | 2016 | ||||
|
Apr 1998–Jan 1999 10-Month |
59.8°F (15.4°C) | 57.3°F (14.1°C) |
2.5°F (1.3°C) | 115th Coolest | Coolest since: 1998 | 1918 |
| 10th Warmest | Warmest since: 1932 | 2012 | ||||
| Ties: 2011 | ||||||
|
Mar 1998–Jan 1999 11-Month |
58.6°F (14.8°C) | 56.0°F (13.3°C) |
2.6°F (1.5°C) | 118th Coolest | Coolest since: 1998 | 1918 |
| 7th Warmest | Warmest to Date | 2012, 2013 | ||||
|
Feb 1998–Jan 1999 12-Month |
57.1°F (13.9°C) | 54.2°F (12.3°C) |
2.9°F (1.6°C) | 120th Coolest | Coolest since: 1998 | 1918 |
| 5th Warmest | Warmest to Date | 2013 | ||||
| Ties: 2018 | ||||||
|
Aug 1997–Jan 1999 18-Month |
56.0°F (13.3°C) | 53.5°F (11.9°C) |
2.5°F (1.4°C) | 116th Coolest | Coolest since: 1998 | 1905 |
| 8th Warmest | Warmest since: 1992 | 2013 | ||||
|
Feb 1997–Jan 1999 24-Month |
56.3°F (13.5°C) | 54.2°F (12.3°C) |
2.1°F (1.2°C) | 112th Coolest | Coolest since: 1998 | 1918 |
| 12th Warmest | Warmest since: 1992 | 2013 | ||||
| Ties: 2006 | ||||||
|
Feb 1996–Jan 1999 36-Month |
55.6°F (13.1°C) | 54.2°F (12.3°C) |
1.4°F (0.8°C) | 101st Coolest | Coolest since: 1998 | 1918 |
| 22nd Warmest | Warmest since: 1993 | 2013 | ||||
| Ties: 2016 | ||||||
|
Feb 1995–Jan 1999 48-Month |
55.3°F (12.9°C) | 54.1°F (12.3°C) |
1.2°F (0.6°C) | 98th Coolest | Coolest since: 1998 | 1905, 1918 |
| 24th Warmest | Warmest since: 1994 | 2013, 2019 | ||||
|
Feb 1994–Jan 1999 60-Month |
55.4°F (13.0°C) | 54.1°F (12.3°C) |
1.3°F (0.7°C) | 98th Coolest | Coolest since: 1998 | 1906, 1908 |
| 23rd Warmest | Warmest since: 1995 | 2013 | ||||
| Ties: 1993 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 20, 2019 from https://www.ncdc.noaa.gov/cag/