Climatological Rankings

NCDC transitioned to the nClimDiv dataset on Thursday, March 13, 2014. This was coincident with the release of the February 2014 monthly monitoring report. For details on this transition, please visit our public FTP site and our U.S. Climate Divisional Database site.

Look up monthly U.S., Statewide, DivisionalClimate Divisions, and RegionalClimate Regions Temperature, Precipitation, Degree Days, and Palmer (Drought) rankings for 1-12, 18, 24, 36, 48, 60-month, and Year-to-Date time periods. Data and statistics are as of January 1895.
Please note, Degree Days are not available for Agricultural Belts

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Contiguous U.S. Average Temperature Rankings, May 2008

Record Coolest
Bottom 1/10
Bottom 1/3
Normal
Top 1/3
Top 1/10
Record Warmest

More information on Climatological Rankings

Download: xml csv json
Period Avg Temp 20th Century
Average
Departure Rank Warmest/Coolest
Since
Record
May 2008
1-month period
59.36°F
(15.20°C)
60.20°F
(15.67°C)
-0.84°F
(-0.47°C)
33ʳᵈ Coolest Coolest since: 2002 1917
88ᵗʰ Warmest Warmest since: 2007 1934
Mar - May 2008
3-month period
50.54°F
(10.30°C)
50.92°F
(10.51°C)
-0.38°F
(-0.21°C)
44ᵗʰ Coolest Coolest since: 1996 1917
77ᵗʰ Warmest Warmest since: 2007 2012
Ties: 1957
Jan - May 2008
5-month period
43.32°F
(6.29°C)
43.34°F
(6.30°C)
-0.02°F
(-0.01°C)
59ᵗʰ Coolest Coolest since: 1996 1917
62ⁿᵈ Warmest Warmest since: 2007 2012
Jun 2007 - May 2008
12-month period
53.01°F
(11.67°C)
52.03°F
(11.13°C)
0.98°F
(0.54°C)
99ᵗʰ Coolest Coolest since: 2001 1917
21ˢᵗ Warmest Warmest since: 2007 2012