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, Divisional, and Regional 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.
Contiguous U.S. Average Temperature Rankings, May 2009
More information on Climatological Rankings
|Period||Avg Temp||20th Century
|96ᵗʰ Coolest||Coolest since: 2008||1917|
|25ᵗʰ Warmest||Warmest since: 2007||1934|
|Mar - May 2009
|90ᵗʰ Coolest||Coolest since: 2008||1917|
|31ˢᵗ Warmest||Warmest since: 2007||2012|
|Jan - May 2009
|99ᵗʰ Coolest||Coolest since: 2008||1917|
|22ⁿᵈ Warmest||Warmest since: 2007||2012|
|Jun 2008 - May 2009
|97ᵗʰ Coolest||Coolest since: 2001||1917|
|23ʳᵈ Warmest||Warmest since: 2008||2012|