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

Minimum Temperature Rankings, September 2018

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
September 2018
1-Month 		65.6°F
(18.7°C)		 56.3°F
(13.5°C)		 9.3°F
(5.2°C)		 128th Coolest
Coolest since:
 1914, 1918
1st Warmest
Warmest to Date
 2018
Aug–Sep 2018
2-Month 		66.8°F
(19.3°C)		 59.6°F
(15.3°C)		 7.2°F
(4.0°C)		 128th Coolest
Coolest since:
 1963
1st Warmest
Warmest to Date
 2018
Jul–Sep 2018
3-Month 		66.6°F
(19.2°C)		 61.3°F
(16.3°C)		 5.3°F
(2.9°C)		 128th Coolest
Coolest since:
 1963
1st Warmest
Warmest to Date
 2018
Jun–Sep 2018
4-Month 		65.6°F
(18.7°C)		 60.9°F
(16.1°C)		 4.7°F
(2.6°C)		 128th Coolest
Coolest since:
 1927
1st Warmest
Warmest to Date
 2018
May–Sep 2018
5-Month 		64.1°F
(17.8°C)		 58.9°F
(14.9°C)		 5.2°F
(2.9°C)		 128th Coolest
Coolest since:
 1963, 1967
1st Warmest
Warmest to Date
 2018
Apr–Sep 2018
6-Month 		60.1°F
(15.6°C)		 55.9°F
(13.3°C)		 4.2°F
(2.3°C)		 128th Coolest
Coolest since:
 1907, 1927
1st Warmest
Warmest to Date
 2018
Mar–Sep 2018
7-Month 		55.9°F
(13.3°C)		 52.6°F
(11.4°C)		 3.3°F
(1.9°C)		 123rd Coolest
Coolest since:
 1967
6th Warmest
Warmest since:
 2010
Feb–Sep 2018
8-Month 		52.9°F
(11.6°C)		 49.0°F
(9.4°C)		 3.9°F
(2.2°C)		 127th Coolest
Coolest since:
 1907, 1963
2nd Warmest
Warmest since:
 2012
Jan–Sep 2018
9-Month 		49.4°F
(9.7°C)		 46.2°F
(7.9°C)		 3.2°F
(1.8°C)		 123rd Coolest
Coolest since:
 1940
6th Warmest
Warmest since:
 2012
Dec 2017–Sep 2018
10-Month 		47.1°F
(8.4°C)		 44.2°F
(6.8°C)		 2.9°F
(1.6°C)		 119th Coolest
Coolest since:
 1904
9th Warmest
Warmest since:
 2012
Ties: 1921, 1991
Nov 2017–Sep 2018
11-Month 		46.1°F
(7.8°C)		 43.4°F
(6.3°C)		 2.7°F
(1.5°C)		 118th Coolest
Coolest since:
 1904
10th Warmest
Warmest since:
 2012
Ties: 1991
Oct 2017–Sep 2018
12-Month 		46.5°F
(8.1°C)		 43.6°F
(6.4°C)		 2.9°F
(1.7°C)		 121st Coolest
Coolest since:
 1918
7th Warmest
Warmest since:
 2012
Apr 2017–Sep 2018
18-Month 		50.6°F
(10.3°C)		 47.7°F
(8.7°C)		 2.9°F
(1.6°C)		 122nd Coolest
Coolest since:
 1918
6th Warmest
Warmest since:
 2012
Ties: 2021
Oct 2016–Sep 2018
24-Month 		46.8°F
(8.2°C)		 43.6°F
(6.4°C)		 3.2°F
(1.8°C)		 123rd Coolest
Coolest since:
 1905
4th Warmest
Warmest since:
 2017
Oct 2015–Sep 2018
36-Month 		46.9°F
(8.3°C)		 43.5°F
(6.4°C)		 3.4°F
(1.9°C)		 125th Coolest
Coolest since:
 1918
1st Warmest
Warmest to Date
 2018, 2021
Ties: 2021
Oct 2014–Sep 2018
48-Month 		46.3°F
(7.9°C)		 43.5°F
(6.4°C)		 2.8°F
(1.5°C)		 120th Coolest
Coolest since:
 1905
5th Warmest
Warmest since:
 2019, 2020
Ties: 2013
Oct 2013–Sep 2018
60-Month 		45.7°F
(7.6°C)		 43.5°F
(6.4°C)		 2.2°F
(1.2°C)		 117th Coolest
Coolest since:
 1967
7th Warmest
Warmest since:
 2020
Ties: 2014

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