1. GDD Maps on Grasslinks at OSU (selecting region=Washington and limits=50-130F)
http://pnwpest.org/cgi-bin/usmapmaker.pl?
Puget Sound Area
My place
Forcast 2013
2. Another calculator
http://www.degreedays.net/
Description: Fahrenheit-based cooling degree days for a base temperature of 50F
Source: www.degreedays.net (using temperature data from www.wunderground.com)
Accuracy: Estimates were made to account for missing data: the "% Estimated" column shows how much each figure was affected (0% is best, 100% is worst)
Station: University District, Seattle, WA (122.30W,47.65N)
Station ID: KWASEATT109
Month starting CDD % Estimated
2/1/2012 11 2
3/1/2012 10 0.1
4/1/2012 88 1
5/1/2012 178 0.3
6/1/2012 241 0.9
7/1/2012 424 0
8/1/2012 520 1
9/1/2012 348 0.6
10/1/2012 142 0
11/1/2012 38 0
12/1/2012 2 0
1/1/2013 1 0.1
Total annual = 2003
