Milwaukee weather in October: Milwaukee, Wisconsin: normal highs, lows, rain and records for October
Milwaukee in October has a normal high of 61°F and a normal low of 45°F, a daily mean of 53°F, falling from 68°F on the 1st to 55°F by the 31st. Measurable precipitation falls on 10 days in a normal October, 2.78 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 16°C and low of 7°C, 71 mm of precipitation and 1 cm of snow in October.
- NOAA stationMilwaukee Mitchell Airport
- Station IDUSW00014839
- Location42.95°N 87.90°W
- Elevation670 ft (204 m)
- From the center8 miles
- Population563,531
- Jan 31° 17°
- Feb 34° 20°
- Mar 44° 29°
- Apr 55° 38°
- May 67° 48°
- Jun 77° 58°
- Jul 82° 65°
- Aug 80° 64°
- Sep 74° 56°
- Oct 61° 45°
- Nov 48° 33°
- Dec 36° 23°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Milwaukee in October?
The normal high is 61°F and the normal low 45°F, for a daily mean of 53.0°F. October is 12.0°F cooler than September and 12.6°F warmer than November. October is the 6th warmest month of the year in Milwaukee and the 7th wettest. Across the month the normal high falls 13°F, from 68°F on October 1 to 55°F on October 31. From one year to the next October's mean temperature typically moves about 2.6°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 50°F and 56°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 33%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 68°F | 50°F | 32% | 19% |
| October 8 | 65°F | 48°F | 33% | 19% |
| October 15 | 62°F | 45°F | 33% | 19% |
| October 22 | 59°F | 43°F | 33% | 18% |
| October 31 | 55°F | 39°F | 33% | 17% |
Every day of October: normal high, low and chance of precipitation (warmest afternoon October 1, coldest night October 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| October 1 | 68°F | 50°F | 32% | 19% | 11 h 50 min |
| October 2 | 67°F | 50°F | 32% | 19% | 11 h 40 min |
| October 3 | 67°F | 50°F | 32% | 19% | 11 h 40 min |
| October 4 | 66°F | 49°F | 33% | 19% | 11 h 40 min |
| October 5 | 66°F | 49°F | 33% | 19% | 11 h 40 min |
| October 6 | 66°F | 48°F | 33% | 19% | 11 h 30 min |
| October 7 | 65°F | 48°F | 33% | 19% | 11 h 30 min |
| October 8 | 65°F | 48°F | 33% | 19% | 11 h 30 min |
| October 9 | 64°F | 47°F | 33% | 19% | 11 h 20 min |
| October 10 | 64°F | 47°F | 33% | 19% | 11 h 20 min |
| October 11 | 63°F | 47°F | 33% | 19% | 11 h 20 min |
| October 12 | 63°F | 46°F | 33% | 19% | 11 h 20 min |
| October 13 | 63°F | 46°F | 33% | 19% | 11 h 10 min |
| October 14 | 62°F | 45°F | 33% | 19% | 11 h 10 min |
| October 15 | 62°F | 45°F | 33% | 19% | 11 h 10 min |
| October 16 | 61°F | 45°F | 33% | 19% | 11 h |
| October 17 | 61°F | 44°F | 33% | 19% | 11 h |
| October 18 | 61°F | 44°F | 33% | 19% | 11 h |
| October 19 | 60°F | 44°F | 33% | 18% | 11 h |
| October 20 | 60°F | 43°F | 33% | 18% | 10 h 50 min |
| October 21 | 59°F | 43°F | 33% | 18% | 10 h 50 min |
| October 22 | 59°F | 43°F | 33% | 18% | 10 h 50 min |
| October 23 | 58°F | 42°F | 33% | 18% | 10 h 40 min |
| October 24 | 58°F | 42°F | 33% | 18% | 10 h 40 min |
| October 25 | 58°F | 41°F | 33% | 18% | 10 h 40 min |
| October 26 | 57°F | 41°F | 33% | 18% | 10 h 40 min |
| October 27 | 57°F | 41°F | 33% | 18% | 10 h 30 min |
| October 28 | 56°F | 40°F | 33% | 17% | 10 h 30 min |
| October 29 | 56°F | 40°F | 33% | 17% | 10 h 30 min |
| October 30 | 55°F | 40°F | 33% | 17% | 10 h 30 min |
| October 31 | 55°F | 39°F | 33% | 17% | 10 h 20 min |
- Normal high
- 61°FOctober average
- Normal low
- 45°FOctober average
- Precipitation
- 2.78 inmonth total
- Days with precipitation
- 100.01 inch or more
- Snowfall
- 0.3 inmonth total
- Nights at 32°F or colder
- 2
- Daylight
- 11 h 50 min to 10 h 20 minOctober 1 to October 31
- Days at 70°F or more
- 6
- Days at 80°F or more
- 1
- Sunshine
- 67%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00014839; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Milwaukee in October?
On a given October day the chance of 0.01 inch or more is 33% on average, highest around October 22 (33%). In all, 2.78 in falls on 10 days of a normal October, 1 of them with an inch or more.
In a normal October in Milwaukee, 2 nights fall to freezing and snowfall averages 0.3 inches.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00014839.
How humid and windy is Milwaukee in October?
At 3 p.m. the normal temperature is 51°F with 56% relative humidity and a dew point of 36°F; at 6 a.m. it is 42°F with 76% humidity. The wind averages 10.4 mph, most often from the west-southwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 42°F | 35°F | 76% | 9.1 mph | 28% |
| 9 a.m. | 46°F | 36°F | 68% | 11.6 mph | – |
| noon | 50°F | 36°F | 58% | 12.9 mph | 20% |
| 3 p.m. | 51°F | 36°F | 56% | 12.4 mph | – |
| 6 p.m. | 47°F | 36°F | 64% | 9.3 mph | 26% |
| 9 p.m. | 46°F | 36°F | 68% | 9.4 mph | 36% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00014839. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for October in Milwaukee?
The warmest October temperature on Milwaukee's official record (since 1871) is 89°F, on October 6, 1963; the coldest is 15°F, on October 25, 1887. The wettest October brought 7.15 in (1877); the snowiest, 6.3 inches (1989).
The October mean against the 1991-2020 normal of 53.0°F: 2021 59.6°F (+6.6), 2022 52.7°F (−0.3), 2023 55.5°F (+2.5), 2024 58.0°F (+5.0), 2025 56.3°F (+3.3). 4 of 5 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 59.6°F | +6.6°F | 3.67 in |
| 2022 | 52.7°F | −0.3°F | 1.59 in |
| 2023 | 55.5°F | +2.5°F | 3.42 in |
| 2024 | 58.0°F | +5.0°F | 1.41 in |
| 2025 | 56.3°F | +3.3°F | 2.16 in |
Source: records: ACIS, NWS threaded record MKEthr; recent months: ACIS, station USW00014839. Records and recent months use complete months only.
How does October in Milwaukee compare across Wisconsin?
Across the 165 places PlainClimate covers in Wisconsin, October normal highs run from 52°F in Laona to 63°F in Lake Geneva; Milwaukee's is 61°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Milwaukee in September74°F by day, 56°F at night
- Milwaukee in November48°F by day, 33°F at night
- Milwaukee through the yearEvery month, frost dates, records and recent years
- Wisconsin in OctoberThe statewide normal and the warmest and coolest places
- Lake Geneva: Wisconsin's warmest Octobernormal high 63°F