May was  cooler  and  wetter than normal, says Jim Steele of Envornment Canada.   In fact, on the 7^th  & 8^th  there was  27.4 mm of rain, more than half the normal amount for the entire month.

Here is the breakdown:

Mean Monthly Temperature     9.6                Normal              9.9

Mean Monthly Maximum       16.4                 Normal            16.5

Mean Monthly Minimum          2.7                 Normal              3.2

Warmest Day  29^th      Maximum 24.5

Coldest Day    13^th      Minimum  -2.6

Temperature records…

No new daily temperature records established

Total Monthly Precipitation    53.6 mm                    Normal            50.9 mm

Total Monthly Rainfall           53.6 mm                      Normal            49.5 mm

Total monthly snowfall           0.0  cm                       Normal            1.4 cm

Measurable precipitation recorded on 8 days             Normal            13 days

Greatest rainfall in one day 7^th   with 19.0  mm

Jim Steele says  the last 10 days of the month brought a drying trend with no measurable precipitation beyond the 21^st. Conditions were more summer like by the end of the month with afternoon readings into the mid twenties.

In the end, temperatures for the month were pretty close to normal even with all the ups and downs experienced.