Climatological Rankings

NCDC added Alaska climate divisions to its nClimDiv dataset on Friday, March 6, 2015, coincident with the release of the February 2015 monthly monitoring report. For more information on this data, please visit the Alaska Climate Divisions FAQ.

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 Alaska, Agricultural Belts, NWS Regions, and Cities; Palmer Indices are not available for Alaska, NWS Regions, and Cities.

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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
89ᵗʰ 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
78ᵗʰ 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
63ʳᵈ 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
22ⁿᵈ Warmest Warmest since: 2007 2012