Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Maryland

Average Temperature Rankings, September 2009

View Period (Months):
Download: csv json xml
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
September 2009
1-Month 		66.4°F
(19.1°C)		 67.0°F
(19.4°C)		 -0.6°F
(-0.3°C)		 45th Coolest
Coolest since:
 1917
84th Warmest
Warmest since:
 2018
Ties: 1901, 1905, 1992
Aug–Sep 2009
2-Month 		71.3°F
(21.8°C)		 70.1°F
(21.2°C)		 1.2°F
(0.6°C)		 89th Coolest
Coolest since:
 1940, 1963
40th Warmest
Warmest since:
 2018
Ties: 1960, 1968, 1991
Jul–Sep 2009
3-Month 		72.0°F
(22.2°C)		 71.8°F
(22.1°C)		 0.2°F
(0.1°C)		 66th Coolest
Coolest since:
 1962
63rd Warmest
Warmest since:
 2016
Ties: 1942, 1947
Jun–Sep 2009
4-Month 		71.8°F
(22.1°C)		 71.5°F
(21.9°C)		 0.3°F
(0.2°C)		 59th Coolest
Coolest since:
 1927
70th Warmest
Warmest since:
 2010
Ties: 1899, 1922, 1969, 1971, 1978
May–Sep 2009
5-Month 		70.1°F
(21.2°C)		 69.7°F
(20.9°C)		 0.4°F
(0.3°C)		 70th Coolest
Coolest since:
 1907, 1967
59th Warmest
Warmest since:
 2010
Apr–Sep 2009
6-Month 		67.6°F
(19.8°C)		 66.8°F
(19.3°C)		 0.8°F
(0.5°C)		 85th Coolest
Coolest since:
 1907
44th Warmest
Warmest since:
 2010
Ties: 1911, 1925, 1931, 1952, 1985
Mar–Sep 2009
7-Month 		64.1°F
(17.8°C)		 63.3°F
(17.4°C)		 0.8°F
(0.4°C)		 89th Coolest
Coolest since:
 1924
40th Warmest
Warmest since:
 2010
Ties: 1939, 1988, 2000
Feb–Sep 2009
8-Month 		60.7°F
(15.9°C)		 59.6°F
(15.3°C)		 1.1°F
(0.6°C)		 93rd Coolest
Coolest since:
 1907
36th Warmest
Warmest since:
 2012
Ties: 1985
Jan–Sep 2009
9-Month 		57.2°F
(14.0°C)		 56.6°F
(13.7°C)		 0.6°F
(0.3°C)		 78th Coolest
Coolest since:
 1940
51st Warmest
Warmest since:
 2012
Ties: 1900, 1931, 1937
Dec 2008–Sep 2009
10-Month 		55.4°F
(13.0°C)		 54.5°F
(12.5°C)		 0.9°F
(0.5°C)		 87th Coolest
Coolest since:
 1904
41st Warmest
Warmest since:
 2012
Ties: 1942, 1955
Nov 2008–Sep 2009
11-Month 		54.4°F
(12.4°C)		 53.6°F
(12.0°C)		 0.8°F
(0.4°C)		 84th Coolest
Coolest since:
 1904
44th Warmest
Warmest since:
 2012
Ties: 1925, 1974, 1993
Oct 2008–Sep 2009
12-Month 		54.4°F
(12.4°C)		 53.7°F
(12.1°C)		 0.7°F
(0.3°C)		 80th Coolest
Coolest since:
 1904
48th Warmest
Warmest since:
 2012
Ties: 1959
Apr 2008–Sep 2009
18-Month 		58.9°F
(14.9°C)		 58.1°F
(14.5°C)		 0.8°F
(0.4°C)		 94th Coolest
Coolest since:
 1904, 1918
34th Warmest
Warmest since:
 2012
Ties: 1913, 1943, 1955, 1960, 1974
Oct 2007–Sep 2009
24-Month 		55.2°F
(12.9°C)		 53.7°F
(12.1°C)		 1.5°F
(0.8°C)		 105th Coolest
Coolest since:
 1905
22nd Warmest
Warmest since:
 2017
Ties: 1922, 2005
Oct 2006–Sep 2009
36-Month 		55.4°F
(13.0°C)		 53.8°F
(12.1°C)		 1.6°F
(0.9°C)		 111th Coolest
Coolest since:
 1905, 1918
15th Warmest
Warmest since:
 2018
Ties: 2011, 2014
Oct 2005–Sep 2009
48-Month 		55.5°F
(13.1°C)		 53.7°F
(12.1°C)		 1.8°F
(1.0°C)		 113th Coolest
Coolest since:
 1905
12th Warmest
Warmest since:
 2019
Ties: 2007, 2014, 2017
Oct 2004–Sep 2009
60-Month 		55.5°F
(13.1°C)		 53.8°F
(12.1°C)		 1.7°F
(1.0°C)		 110th Coolest
Coolest since:
 1905, 1908
14th Warmest
Warmest since:
 2020
Ties: 2006

Citing This Page