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Weather in Flagg Township, IL · National Weather Service + NOAA

Flagg Township stays cool in summer

Flagg Township has cold winters and pleasant summers. A typical July afternoon reaches 83°, a January night drops to 13°, and about 28 inches of snow falls in a normal winter. In November, a normal day reaches 47° and a normal night drops to 30°.

Right now
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Sunrise 7:30 am · sunset 5:49 pm

Getting the latest forecast from the National Weather Service…

What stands out about Flagg Township’s weather

Read from 30 years of NOAA records. Each one opens the full story on the Climate page.

Climate →
A normal year

Where today sits in Flagg Township’s year

Typical highs and lows month by month, from 30 years of NOAA records.

Full climate →
Winter
32° / 17°
9 days with an inch or more of snow
Spring
59° / 38°
Last frost around Apr 26
Summer
82° / 60°
11 days reach 90° in a normal year
Fall now
62° / 41°
First frost around Oct 13

Weather talk

Road reports, first frosts and storm memories from neighbors in Flagg Township.

Town Square →
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Forecast, conditions and alerts: National Weather Service. Climate: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Temperatures and rainfall come from NOAA’s gridded normals for Flagg Township itself (about a 3-mile square). Snow, frost dates and day counts: the NOAA station at Steward 3s, IL (10 mi, snow) and Rochelle, IL (3 mi, frost, heat and degree days). Sunrise and sunset are calculated from the town’s position. Normals are 30-year averages, not a forecast.