Madison weather in October
October in Madison: cool, rainy, with clean air — a great time to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#6 of 12 months in Madison · #847 of 1413 destinations to visit in October · comfort 71/100 (tier B)
- Days
- 17°C
- Nights
- 5°C
- Wet days
- 10
- Sun
- 7.1 h
- Humidity
- 70%
- Daylight
- 11 h
Traveller notes on Madison in October
Other months in Madison
Forum posters describe December in Madison as genuinely unpredictable from year to year - snow can start as early as November and continue through March, or hold off entirely until January in a milder year. Posters are direct that when it isn't snowing, ice can actually be worse to deal with than snow itself. Posters consistently note that Wisconsin handles winter weather well, with light snow and icy stretches managed effectively on the roads, and December here rarely brings the truly major snowstorms that hit later in winter. Posters generally recommend watching the forecast closely before a December trip and planning for winter driving conditions, while noting there's no fundamental reason to avoid visiting Madison this time of year with reasonable preparation.
Forum posters flag June as genuinely unpredictable in Madison - some years cooler than normal, building toward July's more reliably hot and humid, thunderstorm-prone pattern. Early June specifically gets called out as still too cold for comfortable lake swimming for most visitors. The upside regulars keep coming back to: Madison's lovely summers, built around its glacial lakes, are what make the tough winters worth it, and the Saturday Farmers' Market downtown is the most-recommended single thing to do. Bug repellent is standard advice for the season.
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Madison climate normals — October
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Madison in October
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
BusyFarmers' market on the Square(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Madison's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherMadison's best weather comes in May, August and September — separate windows, not one continuous season.
Best weatherFair weatherToughest weather
What's on in Madison in October
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Opening
Farmers' market on the Square
15 Apr – 10 Nov · usuallySummer season opensCrowdedSaturday mornings from mid-April to early November, producers only, and everyone walks the Capitol Square anticlockwise because that is the rule. It moves indoors for the winter and is not the same thing. Source ↗
- Nature
Autumn colour
1–28 Oct · usuallyPeak lands in the middle two weeks of October, and the isthmus does it well because you get the colour reflected off two lakes at once. The Arboretum and the Picnic Point walk are where everyone goes.
Nearby, and something's on
Within 300 km of Madison — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Madison?
Madison in October — FAQ
- Is October a good time to visit Madison?
- October in Madison: cool, rainy, with clean air — a great time to visit. It ranks #6 of 12 months for Madison on SeasonMap's comfort score (71/100).
- What is the weather like in Madison in October?
- In October, Madison averages a daily high of 17°C and a low of 4.8°C, with about 95.5 mm of rain over roughly 9.6 rainy days.
- What is the air quality in Madison in October?
- Madison has a mean US Air Quality Index of about 31 in October.
- Does it snow in Madison in October?
- Madison sees roughly 1.4 cm of snowfall in October.
Within 300 km: Milwaukee's Fall colour around 5–31 Oct, and Chicago's Chicago Marathon around 5–14 Oct.