National Weather Service United States Department of Commerce
...EARLY SEASON COOL SPELL AUGUST 18TH AND 19TH FOR NORTHERN AND 
EASTERN MAINE...

An unseasonable cool spell affected Northern and Eastern Maine early 
this week. Patchy frost was reported in parts of the area. 
Additionally several sites saw their lowest temperatures this early 
in the season in decades.

In Houlton, the low temperature on August 18th was 39 degrees. This 
tied the daily record low temperature (1985). The low temperature on 
August 19th was 35 degrees. This low was one degree off the record 
low temperature of 38 degrees for the date (2005). However, it tied 
for the second earliest occurrence of a low temperature 35 degrees 
or lower in Houlton. The record earliest date for such a temperature 
was August 17th, 1979 (35 degrees). Records in Houlton date back to 
1948.

In Caribou, no daily record low temperatures were set. That said, 
the low temperature on August 19th dipped to 38 degrees. This low 
was one degree off the daily record low temperature of 37 degrees 
(2005). This also tied for the second earliest occurrence of a low 
temperature of 38 degrees or lower in Caribou. The record earliest 
date for such a temperature was August 13th, 1941 (36 degrees). 
Records in Caribou date back to 1939.

In Millinocket, no daily record low temperatures were set. However, 
the low temperature on August 19th dropped to 41 degrees. This was 
the lowest temperature recorded in Millinocket this early in the 
season since August 17th, 1963 (40 degrees). Records in Millinocket 
date back to 1903.

In Bangor, no daily record low temperatures were set. However, the 
low temperature on August 19th was 44 degrees. This low was one 
degree off the daily record low of 43 degrees (1926). Additionally, 
the low on the 19th was the lowest temperature recorded in Bangor 
this early in the season since August 14th, 1998 (44 degrees). 
Records in Bangor date back to 1925.

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NC