Below-normal temperatures continued through the first 21 days of June as the state average temperature was 68.3°F, which was 1.8°F below the 1991-2020 climatological normal. Temperature departures were 1-5°F below normal across the state, with larger departures in eastern and southern Indiana (Figure 1, Left). Maximum temperatures were near normal for the entire state, and minimum temperatures ran 1-9°F below normal (Figure 1, Right). Dry air and limited overnight cloud cover are to blame. Several locations measured minimum temperatures in the 40s at some point this month, but Franklin County recorded a chilly 36°F on June 9th. This station also tied with Shelby County for the second highest temperature recorded so far this month, 95°F, which occurred on June 3. Dubois County hit 97°F on June 4th. There were more than 20 daily low temperature records broken or tied during the second week of June. Over the last week, maximum[Read More…]