Most of the rain fell during three major events, 08-09 during the remnants of Post Tropical Storm Andrea, on the 12th and the 28-29 which proved to be a real soaker from the Eastern Seaboard.
For the most part, daytime highs were either well above or well below normal and overnight lows proved to be cool especially during the first half of the month.
JUNE 2013 ALMANAC (at the Greater Moncton International Airport)
Average HIGH 21.4°C
Average LOW 9.9°C
AVERAGE 15.7°C (0.6 degrees ABOVE the 30-year average)
Extreme HIGH 30.1°C (25 June)
Extreme LOW 4.3°C (06 June)
Rainfall 161 mm (57 percent ABOVE the 30-year average)
(Data courtesy Environment Canada)