1790 : Mildest January On Record In Philadelphia

http://books.google.com/

Temperatures averaged 16F warmer than the high CO2 year of 2011.

http://www.wunderground.com/history/airport/KPNE/2011/1/22/MonthlyHistory.html

 

 

About Tony Heller

Just having fun
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2 Responses to 1790 : Mildest January On Record In Philadelphia

  1. Richard Sharpe says:

    Hmmm, that text says “median or average” temperature.

    What was the average (mean) as we define it today?

    I can imagine a situation where the median was higher than the mean …

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