Moisture arrives! Monsoon, Northern Arizona Weather Jun 252012 Overnight, moisture moved into the Flagstaff Area. The dewpoint temperature this morning is over 40 degrees. This graph of dewpoint shows the aggressive increase in moisture overnight. TweetShare this:ShareFacebookTwitterGoogleEmailPrint [suffusion-the-author] [suffusion-the-author display='description'] Sorry, the comment form is closed at this time.