Long-range Weather Forecast

Lower Lakes

Annual Weather Summary
November 2008 to October 2009

Includes predictions for all or portions of Illinois (Aurora, Chicago, Naperville, Peoria, Rockford), Indiana (Fort Wayne, Gary, Hammond, Indianapolis, South Bend), Michigan (Detroit, Flint, Grand Rapids, Sterling Heights, Warren), New York (Buffalo, Cheektowaga, Niagara Falls, Rochester, Tonawanda), Ohio (Akron, Cleveland, Dayton, Parma, Toledo), Pennsylvania (Erie, Hermitage, Meadville, Sharon, Warren), Wisconsin (Kenosha, Madison, Milwaukee, Racine, Waukesha).

Lower Lakes Long-range Weather Region

After a mostly mild November, snow at Thanksgiving will signal the coming of a very cold period, especially in the west. Temperatures will seesaw from January through March. Precipitation will generally be below normal, with above-normal snowfall in the southwest and below-normal snowfall in most other parts of the region. The coldest periods will occur in December, early and mid-January, and in early and mid-February. The snowiest periods will be in early and mid-December, early to mid-January, early February, and early March.

April and May will have above-normal temperatures and below-normal precipitation, with hot temperatures in mid-May.

Summer temperatures will be near or slightly above normal, on average, with below-normal rainfall. The hottest temperatures will occur in early and mid-June and mid-July.

September and October will be cooler and drier than normal.

Detailed Forecast for the Next Two Months

September 2008

Avg. Temperature: 64° (1° above avg.)
Precipitation: 1.5" (2" below avg.)
Sep. 1-4: Sunny, seasonable
Sep. 5-11: T-storms, then sunny, cool
Sep. 12-19: Rain, then sunny, cool
Sep. 20-30: Showers, then sunny, very warm
 

October 2008

Avg. Temperature: 57° (5° above avg.)
Precipitation: 0.5" (2" below avg.)
Oct. 1-11: Showers, then sunny, warm
Oct. 12-20: Showers, then sunny, very warm
Oct. 21-24: Showers, then sunny, cool
Oct. 25-31: Showers, turning warmer

Temperature and Precipitation
November 2008 to October 2009

Temperature and Precipitation Graph
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