April 2013 has no warming to show for the 35 ppm of CO2 added since 1997.
“On a local basis, over three times as many record cold highs and lows occurred than record warm highs and lows.”
1.4-degrees F below 20th century average. 23rd coolest on record.
FLASHBACK: NOAA predicts mixed bag of drought, flooding and warm weather for spring