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More frequent heavy precipitation events are a predicted outcome of climate change. [6] Historically, average snowfall ranges from about 10 inches (25.4 cm) in southern Illinois to 40 inches (100 cm) in northern Illinois. The change in annual snowfall amounts show no trends at all, with years being higher or lower than average.
Illinois averages around 50 days of thunderstorm activity a year which put it somewhat above average for number of thunderstorm days for the United States. Illinois is vulnerable to tornadoes with an average of 54 occurring annually, which puts much of the state at around 9.7 tornadoes per 10,000 square miles (30,000 km 2) annually.
Pages in category "Climate of Illinois" ... Climate change in Illinois; Climate of Chicago This page was last edited on 29 December 2013, at 13:06 (UTC) ...
As for what a typical summer weather day is in Illinois, the University of Illinois state climatologist office says highs are usually in the 80s with lows in the 60s. Days above 90 degrees are ...
Illinois’ climate is swiftly changing, In an extensive new report released Tuesday, the Nature Conservancy details how Illinois’ climate has transformed and looks forward to what more change ...
PEORIA— The Illinois Office of Tourism and state Department of Natural Resources have set up a Fall Colors Trip Planner that helps identify the best place to look at the fall foliage.. The new ...
Climate change can also be used more broadly to include changes to the climate that have happened throughout Earth's history. [32] Global warming—used as early as 1975 [33] —became the more popular term after NASA climate scientist James Hansen used it in his 1988 testimony in the U.S. Senate. [34] Since the 2000s, climate change has ...
Illinois' southeastern and southern boundary is along the Wabash River and the Ohio River, whereas its northern boundary and much of its eastern boundary are straight survey (longitudinal and latitudinal) lines. Illinois has a maximum north–south distance of 390 miles (630 km) and 210 miles (340 km) east-west.