National Rankings

National Data Info
Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Minimum Temperature Rankings, March 2015

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
March 2015
1-Month		33.03°F
(0.57°C)		29.99°F
(-1.12°C)		3.04°F
(1.69°C)		108th Coolest
Coolest since:
1965
21st Warmest
Warmest since:
2012
Feb–Mar 2015
2-Month		27.31°F
(-2.61°C)		26.41°F
(-3.11°C)		0.90°F
(0.50°C)		84th Coolest
Coolest since:
1899
45th Warmest
Warmest since:
2012
Jan–Mar 2015
3-Month		25.83°F
(-3.43°C)		24.19°F
(-4.34°C)		1.64°F
(0.91°C)		99th Coolest
Coolest since:
1912
30th Warmest
Warmest since:
2012
Dec 2014–Mar 2015
4-Month		26.44°F
(-3.09°C)		23.80°F
(-4.56°C)		2.64°F
(1.47°C)		114th Coolest
Coolest since:
1899
14th Warmest
Warmest since:
2016
Nov 2014–Mar 2015
5-Month		26.80°F
(-2.89°C)		25.18°F
(-3.79°C)		1.62°F
(0.90°C)		103rd Coolest
Coolest since:
1899
25th Warmest
Warmest since:
2016
Oct 2014–Mar 2015
6-Month		29.74°F
(-1.26°C)		27.89°F
(-2.28°C)		1.85°F
(1.02°C)		109th Coolest
Coolest since:
1899
19th Warmest
Warmest since:
2016
Sep 2014–Mar 2015
7-Month		33.22°F
(0.68°C)		31.32°F
(-0.38°C)		1.90°F
(1.06°C)		114th Coolest
Coolest since:
1917
14th Warmest
Warmest since:
2016
Aug 2014–Mar 2015
8-Month		36.60°F
(2.56°C)		34.79°F
(1.55°C)		1.81°F
(1.01°C)		112th Coolest
Coolest since:
1917
16th Warmest
Warmest since:
2016
Jul 2014–Mar 2015
9-Month		39.29°F
(4.05°C)		37.65°F
(3.14°C)		1.64°F
(0.91°C)		110th Coolest
Coolest since:
1917
18th Warmest
Warmest since:
2017
Jun 2014–Mar 2015
10-Month		41.10°F
(5.06°C)		39.45°F
(4.14°C)		1.65°F
(0.92°C)		111th Coolest
Coolest since:
1917
17th Warmest
Warmest since:
2016
May 2014–Mar 2015
11-Month		41.76°F
(5.42°C)		40.17°F
(4.54°C)		1.59°F
(0.88°C)		111th Coolest
Coolest since:
1917
17th Warmest
Warmest since:
2016
Apr 2014–Mar 2015
12-Month		41.52°F
(5.29°C)		40.04°F
(4.47°C)		1.48°F
(0.82°C)		108th Coolest
Coolest since:
1917
20th Warmest
Warmest since:
2016
Oct 2013–Mar 2015
18-Month		36.62°F
(2.57°C)		35.98°F
(2.21°C)		0.64°F
(0.36°C)		91st Coolest
Coolest since:
1918
36th Warmest
Warmest since:
2017
Apr 2013–Mar 2015
24-Month		40.82°F
(4.90°C)		40.03°F
(4.46°C)		0.79°F
(0.44°C)		97th Coolest
Coolest since:
1918
30th Warmest
Warmest since:
2017
Apr 2012–Mar 2015
36-Month		41.10°F
(5.06°C)		40.02°F
(4.46°C)		1.08°F
(0.60°C)		104th Coolest
Coolest since:
1918
22nd Warmest
Warmest since:
2018
Ties: 2009
Apr 2011–Mar 2015
48-Month		41.47°F
(5.26°C)		40.01°F
(4.45°C)		1.46°F
(0.81°C)		109th Coolest
Coolest since:
1918
16th Warmest
Warmest since:
2019
Apr 2010–Mar 2015
60-Month		41.39°F
(5.22°C)		40.00°F
(4.44°C)		1.39°F
(0.78°C)		111th Coolest
Coolest since:
1920
13th Warmest
Warmest since:
2020
Ties: 2009

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