June 22, 2018 5:02 pm Weather Quiz: How Many Days Each Year Typically Reach 100 Degrees? The average date of the first 100 degree day in DFW is June 30. David Finfrock NBC 5 Senior Meteorologist asks: How many days each year typically reach the 100 degree mark? Wake Up to Something Good 2:30 NBC 5 Forecast: A slim evening storm chance, then increasing heat 3:00 NBC 5 Forecast: A slim evening storm chance, then increasing heat 0:39 Weather Quiz: Wind shear 2:28 NBC 5 Forecast: A slim evening storm chance, then increasing heat 2:25 NBC 5 Forecast: A few spotty showers or thunderstorms could develop today, some severe
