BWI 32 degrees, etc.

BWI Airport, Anne Arundel County

Average Number of Days Average Date of First Occurrence Average Date of Last Occurrence
Minimum Temperature Less Than or Equal to 32 Degrees 96 October 29 April 12
Maximum Temperature Less Than or Equal to 32 Degrees 14 December 16 February 18
Maximum Temperature Greater Than or Equal to 90 Degrees 31 May 19 September 11
*Growing Season 200 N/A N/A

*The growing season is defined as the number of days between the last 32-degree temperature in the spring and first in the fall.