It has been a cool winter this year in Houston. You ever wondered what is the latest date to be 32 or below, 40s, and 50s in Houston? Here is data from Bush Intercontinental Airport (KIAH) from 1970 to 2009.
Let's start with 32.
Average Month To Last See 32 or Below
February
Median Month To Last See 32 or Below
February
Average Date To Last See 32 or Below
February 24
Median Date To Last See 32 or Below
February 27
Earliest Date To Last See 32 or Below
December 26, 1989 (Used -1 to represent December, since there was no 32 or below after the December 1989 Freeze.)
Latest Date To Last See 32 or Below
April 10, 1973
40's
Average Month To Last See 40's
April
Median Month To Last See 40's
April
Average Date To Last See 40's
April 21
Median Date To Last See 40's
April 21
Earliest Date To Last See 40's
March 25, 1986
Latest Date To Last See 40's
May 16, 1973
50's
Average Month To Last See 50's
May
Median Month To Last See 50's
May
Average Date To Last See 50's
May 19
Median Date To Last See 50's
May 19
Earliest Date To Last See 50's
April 26, 2003
Latest Date To Last See 50's
June 21, 1976
Could this year be a year where we can see 40's well into May and 50's into June? We shall see.
Latest To Reach Below 32, 40s, and 50s
Here is the bar graph of the latest to reach 32, 40, and 50 at Intercontinental Airport. Negative day of the year is due to winter of 1989-90 not having 32 days after the great December 1989 freeze.
Click image for larger view.
Click image for larger view.