Archive for June 16th, 2010

Yesterday was the official beginning of monsoon season here in the valley. In 2008, the National Weather Association decided that instead of guessing when the monsoon season would begin that they would give the season official dates. The dates are June 15th through September 30th. Even though these are the official dates of the season, the average starting date is July 7th. Normally the season will leave us on September 13th. What qualifies as a monsoon day? The dew point average must be 55 or higher. In history the worst monsoon season that Phoenix had ever encountered was 1984. It was the wettest with over 9 inches of rain!! 1984 also had the most consecutive days, coming in at 72.

Read the rest of this entry »