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

July 2009

Avg. Temperature: 73° (1° above avg.)
Precipitation: 2.5" (1" below avg.)
Jul. 1-4: Sunny, warm
Jul. 5-7: T-storms, cool
Jul. 8-11: Sunny, then t-storms, hot
Jul. 12-22: Scattered t-storms, hot
Jul. 23-25: Sunny, cool
Jul. 26-31: T-storms, then sunny, cool
 

August 2009

Avg. Temperature: 67° (3° below avg.)
Precipitation: 3" (1" below avg.)
Aug. 1-3: Sunny, cool
Aug. 4-9: Rain, then sunny, cool
Aug. 10-15: T-storms, cool
Aug. 16-20: Sunny, cool
Aug. 21-24: T-storms, then sunny, very warm
Aug. 25-31: Sunny, seasonable

Temperature and Precipitation
November 2008 to October 2009

Temperature and Precipitation Graph

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