Chicago · Month comparison

June vs October

October ranks #1 overall vs June at #3. Chicago Marathon weekend (second Sun in Oct) — 50,000 runners through every neighbourhood.

Chicago Pride Parade through Boystown

June

#3 of 12 months

Best match

Festival summer begins — Blues Fest (Jun), Pride Parade, beach culture at Oak Street and North Avenue.

  • ↑Chicago Blues Festival in Millennium Park — free, 3 days
  • ↑Pride Parade (last Sun in June) — 1 million in Boystown/Lakeview
Chicago Marathon runners through downtown

October

#1 of 12 months

Best match

Chicago Marathon weekend (second Sun in Oct) — 50,000 runners through every neighbourhood.

  • ↑Chicago Marathon — World Marathon Majors event, the entire city stops to watch
  • ↑Lincoln Park and the lakefront in red-and-gold maple
FactorJuneOctober
Weather score
9
9
Value score
4
7
Crowd score
4
7
Events score
10
9
Atmosphere
10
10
Avg high temp26°C17°C
Monthly rain100mm80mm
Daily sunshine10hrs7hrs

June trade-offs

  • ↓100mm rain, often thundery — afternoon storms can swamp festivals
  • ↓Hotel rates 50-70% above April

October trade-offs

  • ↓Marathon weekend hotel rates double; Loop streets closed
  • ↓First frost and possible early snow late month
See all 12 months for Chicago →June in detail →October in detail →
Scores compare months within Chicago. Climate data: Open Meteo ERA5 30-year normals (1991–2020). Methodology →