Friday, September 1, 2017

Public Information Statement for McHenry Co., IL

NOUS43 KLOT 011254
PNSLOT


Public Information Statement
National Weather Service Chicago IL
754 AM CDT Fri Sep 1 2017 /854 AM EDT Fri Sep 1 2017/

...A Look Back at the Climate for Meteorological Summer (June, July,
August) 2017 for Chicago and Rockford...

At Chicago, the average high temperature for the summer season was
82.6 degrees, which is 0.7 degrees above the 1981 to 2010
average. The average low temperature was 63.1 degrees, which is
1.4 degrees above normal. The mean temperature for the season was
72.9 degrees, which is 1.1 degrees above normal. A total of 13.63
inches of precipitation was recorded during this past summer,
which is 1.58 inches above normal.

Records established or tied during the summer months:

June: Record daily precipitation of 1.30 inches on the 28th.

July: None.

August: None.


At Rockford, the average high temperature was 82.5 degrees, which
is 0.2 degree below normal. The average low temperature was 60.7
degrees, which is 0.3 degrees below normal. The mean temperature
for the season was 71.6 degrees, which is 0.2 degrees below
normal. A total of 17.94 inches of precipitation was recorded
during this past summer, which was 4.75 inches above normal.

Records established or tied during the summer months:

June:
* Daily highest minimum temperature of 73 degrees on the 11th.
* Daily highest minimum temperature of 72 degrees on the 12th.
* Daily precipitation of 4.11 inches on the 28th.

July:
* Daily precipitation of 2.45 inches on the 20th.

August: None.

Summer:
* 10th wettest summer on record since 1906 with 17.94 inches.



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