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 January 2021. For more information, please see Climatological Rankings.
Maryland
Minimum Temperature Rankings, September 1999
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2020) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
September 1999 1-Month |
57.8°F (14.3°C) | 56.3°F (13.5°C) |
1.5°F (0.8°C) | 80th Coolest | Coolest since: 1997 | 1914, 1918 |
| 47th Warmest | Warmest since: 1998 | 2018 | ||||
| Ties: 1993, 2020 | ||||||
|
Aug–Sep 1999 2-Month |
61.0°F (16.1°C) | 59.6°F (15.3°C) |
1.4°F (0.8°C) | 87th Coolest | Coolest since: 1997 | 1963 |
| 40th Warmest | Warmest since: 1998 | 2018 | ||||
| Ties: 1971 | ||||||
|
Jul–Sep 1999 3-Month |
63.2°F (17.3°C) | 61.3°F (16.3°C) |
1.9°F (1.0°C) | 102nd Coolest | Coolest since: 1998 | 1963 |
| 25th Warmest | Warmest since: 1993 | 2018 | ||||
| Ties: 1961, 2017 | ||||||
|
Jun–Sep 1999 4-Month |
62.5°F (16.9°C) | 60.9°F (16.1°C) |
1.6°F (0.8°C) | 103rd Coolest | Coolest since: 1998 | 1927 |
| 24th Warmest | Warmest since: 1995 | 2018 | ||||
| Ties: 1921, 1959 | ||||||
|
May–Sep 1999 5-Month |
60.2°F (15.7°C) | 58.9°F (14.9°C) |
1.3°F (0.8°C) | 93rd Coolest | Coolest since: 1997 | 1963, 1967 |
| 34th Warmest | Warmest since: 1998 | 2018 | ||||
| Ties: 1955 | ||||||
|
Apr–Sep 1999 6-Month |
57.1°F (13.9°C) | 55.9°F (13.3°C) |
1.2°F (0.6°C) | 97th Coolest | Coolest since: 1997 | 1907, 1927 |
| 30th Warmest | Warmest since: 1998 | 2018 | ||||
| Ties: 1898, 1980, 1989, 1993, 2007, 2008 | ||||||
|
Mar–Sep 1999 7-Month |
53.3°F (11.8°C) | 52.5°F (11.4°C) |
0.8°F (0.4°C) | 88th Coolest | Coolest since: 1997 | 1967 |
| 39th Warmest | Warmest since: 1998 | 2010 | ||||
| Ties: 1938, 1980, 1985, 1986, 1993 | ||||||
|
Feb–Sep 1999 8-Month |
50.1°F (10.1°C) | 49.0°F (9.4°C) |
1.1°F (0.7°C) | 92nd Coolest | Coolest since: 1997 | 1907, 1963 |
| 35th Warmest | Warmest since: 1998 | 2012 | ||||
| Ties: 1939 | ||||||
|
Jan–Sep 1999 9-Month |
47.4°F (8.6°C) | 46.2°F (7.9°C) |
1.2°F (0.7°C) | 99th Coolest | Coolest since: 1997 | 1940 |
| 28th Warmest | Warmest since: 1998 | 2012 | ||||
| Ties: 1906, 1938, 1939 | ||||||
|
Dec 1998–Sep 1999 10-Month |
45.9°F (7.7°C) | 44.2°F (6.8°C) |
1.7°F (0.9°C) | 106th Coolest | Coolest since: 1997 | 1904 |
| 20th Warmest | Warmest since: 1998 | 2012 | ||||
| Ties: 1953, 2005 | ||||||
|
Nov 1998–Sep 1999 11-Month |
44.9°F (7.2°C) | 43.4°F (6.3°C) |
1.5°F (0.9°C) | 101st Coolest | Coolest since: 1997 | 1904 |
| 25th Warmest | Warmest since: 1998 | 2012 | ||||
| Ties: 1898 | ||||||
|
Oct 1998–Sep 1999 12-Month |
45.0°F (7.2°C) | 43.5°F (6.4°C) |
1.5°F (0.8°C) | 103rd Coolest | Coolest since: 1997 | 1918 |
| 23rd Warmest | Warmest since: 1998 | 2012 | ||||
| Ties: 1898, 1957 | ||||||
|
Apr 1998–Sep 1999 18-Month |
49.4°F (9.7°C) | 47.7°F (8.7°C) |
1.7°F (1.0°C) | 110th Coolest | Coolest since: 1998 | 1918 |
| 16th Warmest | Warmest since: 1991 | 2012 | ||||
|
Oct 1997–Sep 1999 24-Month |
45.7°F (7.6°C) | 43.5°F (6.4°C) |
2.2°F (1.2°C) | 116th Coolest | Coolest since: 1998 | 1905 |
| 9th Warmest | Warmest to Date | 2017 | ||||
|
Oct 1996–Sep 1999 36-Month |
45.0°F (7.2°C) | 43.5°F (6.4°C) |
1.5°F (0.8°C) | 107th Coolest | Coolest since: 1998 | 1918 |
| 17th Warmest | Warmest since: 1991 | 2018 | ||||
| Ties: 1991, 2016 | ||||||
|
Oct 1995–Sep 1999 48-Month |
44.6°F (7.0°C) | 43.5°F (6.4°C) |
1.1°F (0.6°C) | 99th Coolest | Coolest since: 1998 | 1905 |
| 24th Warmest | Warmest since: 1998 | 2019, 2020 | ||||
| Ties: 1991, 1998 | ||||||
|
Oct 1994–Sep 1999 60-Month |
44.7°F (7.1°C) | 43.5°F (6.4°C) |
1.2°F (0.7°C) | 102nd Coolest | Coolest since: 1998 | 1967 |
| 20th Warmest | Warmest since: 1993 | 2020 | ||||
| Ties: 1993, 2000, 2001 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2021, retrieved on February 25, 2021 from https://www.ncdc.noaa.gov/cag/