Thursday, August 26, 2010

Featured Question: Total Number of 90 Degree Days in Washington, DC Since 1950

See Washington DC Weather Records for the latest update.

Today's Featured Question comes this morning from the National Oceanic and Atmospheric Administration headquarters in Silver Spring, MD, via Google:
"total number of 90 degree days in washington, dc since 1950"
As shown in the previous Summer of Simmer update, the total of 54 days of 90° or higher temperatures so far this year (49 this summer as of August 26) is one of the highest yearly amounts on record. The total number from 1950 through 2010 to date is 2172, or an average of 35.6 per year. Since the record of 67 was set 30 years ago in 1980, there have been 7 years with 50 or more:
1983 55
1988 57
1991 59
1993 51
1995 52
2002 56
2010 54


richard pauli said...

Are you planning to ask how cool it got?

i.e. What the the number of 50 degree cool nights?

CapitalClimate said...

I'm sorry, but your question as posed doesn't appear to have much meaning; 50 is not a particularly significant figure, whereas 90 is considered heat-wave level.

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