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Flagg
Flagg Township Public Library
Flagg Township Public Library
Flagg Township Museum
Flagg Township Museum
William H. Holcomb House
William H. Holcomb House
Illinois, United States

Flagg

Flagg is a locality in Illinois, United States. The climate is classified as hot-summer humid continental (Köppen Dfa), with warm summers, cold winters and precipitation in every season.

Now52°F
Best timeMay · Sep–Oct
Population–
Local time04:04
41.90° N, 89.14° WElevation 781 ftUTC−5 · Central Daylight Time
The year in Flaggweather score
JanFebMarAprMayJunJulAugSepOctNovDec70October
October: high / low63° / 40°
Rain this month70mm
Best timeMay · Sep–Oct

Best: May · Sep–Oct. Warmth, sunshine and dry days, month by month.

Flagg at a glance

Best time to visitMay · Sep–Oct

The months with the highest weather score

Warmest month83°F

Average high in July

Coolest month13°F

Average low in January

Wettest monthMay

113 mm of rain

Driest monthJanuary

40 mm of rain

Monuments nearby4+

within 7 km

Weather in Flagg

Now and the next ten days. The 14 and 30-day outlooks are one click away.

14-day forecast
52°F

Clear · wind 8 km/h · humidity 82%

Today hour by hour
Today28 Oct74°46°
Thu29 Oct67°44°0.8 mm
Fri30 Oct64°38°1.4 mm
Sat31 Oct62°47°11.1 mm
Sun1 Nov67°45°
Mon2 Nov69°52°
Tue3 Nov63°57°33.8 mm
Wed4 Nov57°42°61.8 mm
Thu5 Nov48°38°0.7 mm
Fri6 Nov45°32°

When to go to Flagg

Each month's weather score (warmth, sun, dry days) with its temperatures and rain.

Climate month by month
JanFebMarAprMayJunJulAugSepOctNovDec
Score353531536361576279703432
High28°33°46°59°71°80°83°81°75°63°47°34°
Low13°16°27°37°49°59°62°60°52°40°29°19°
Rain (mm)4040608411311210210483706449
Wet days77911141312129978

What's on in Flagg

Concerts, football matches, the public holidays ahead and the town's festivals through the year.

Monuments and museums in Flagg

All monuments

Outdoors around Flagg

Hiking routes from the town, and what there is to do within 15 km: huts, viewpoints, climbing, camping, ski areas and dive sites.

Rochelle Country ClubGolf courses
1 km

Nature around Flagg

Nature in United States

Wildlife in October

The birds and mammals of United States seen most this month, compared with the rest of their year.

The sky over Flagg

Eclipses and meteor showers

Towns and villages around Flagg

Each with its own page: weather, climate and the best time to visit.

Flagg from above

Getting to Flagg

Chicago Rockford International AirportRFD
34 km
Chicago O'Hare International AirportORD
103 km
Chicago Midway International AirportMDW
116 km

Places near Flagg

Places with a climate like Flagg

Matched month by month on temperature, rain and sunshine.

Frequently asked questions

When is the best time to visit Flagg?
Based on 30-year climate normals, May, September and October offer the best balance of comfortable temperatures, low rainfall and sunshine in Flagg.
What is the hottest month in Flagg?
July is the warmest month, with average highs of 83°F and lows of 62°F.
What is the coldest month in Flagg?
January is the coldest month, with average highs of 28°F and lows of 13°F.
What is the rainiest month in Flagg?
May is the wettest month with about 4.4 in of precipitation on 14 wet days.