West Allis weather in October: West Allis, Wisconsin: normal highs, lows, rain and records for October
West Allis in October has a normal high of 62°F and a normal low of 42°F, a daily mean of 52°F, falling from 69°F on the 1st to 55°F by the 31st. Measurable precipitation falls on 12 days in a normal October, 3.08 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 17°C and low of 6°C, 78 mm of precipitation and 0 cm of snow in October.
- NOAA stationWest Allis
- Station IDUSC00479046
- Location43.02°N 88.00°W
- Elevation723 ft (220 m)
- From the center2 miles
- Population59,784
- Jan 31° 15°
- Feb 34° 17°
- Mar 45° 27°
- Apr 57° 37°
- May 70° 48°
- Jun 80° 58°
- Jul 85° 63°
- Aug 83° 62°
- Sep 77° 54°
- Oct 62° 42°
- Nov 48° 30°
- Dec 36° 21°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is West Allis in October?
The normal high is 62°F and the normal low 42°F, for a daily mean of 52.0°F. October is 13.4°F cooler than September and 13.1°F warmer than November. October is the 6th warmest month of the year in West Allis and the 7th wettest. Across the month the normal high falls 14°F, from 69°F on October 1 to 55°F on October 31. From one year to the next October's mean temperature typically moves about 2.9°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 49°F and 55°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 38%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 69°F | 48°F | 35% | 20% |
| October 8 | 66°F | 45°F | 37% | 21% |
| October 15 | 62°F | 42°F | 38% | 20% |
| October 22 | 59°F | 40°F | 38% | 19% |
| October 31 | 55°F | 37°F | 36% | 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 | 69°F | 48°F | 35% | 20% | 11 h 50 min |
| October 2 | 69°F | 47°F | 35% | 21% | 11 h 40 min |
| October 3 | 68°F | 47°F | 36% | 21% | 11 h 40 min |
| October 4 | 68°F | 46°F | 36% | 21% | 11 h 40 min |
| October 5 | 67°F | 46°F | 36% | 21% | 11 h 40 min |
| October 6 | 67°F | 46°F | 36% | 21% | 11 h 30 min |
| October 7 | 66°F | 45°F | 37% | 21% | 11 h 30 min |
| October 8 | 66°F | 45°F | 37% | 21% | 11 h 30 min |
| October 9 | 65°F | 44°F | 37% | 20% | 11 h 20 min |
| October 10 | 65°F | 44°F | 37% | 20% | 11 h 20 min |
| October 11 | 64°F | 44°F | 37% | 20% | 11 h 20 min |
| October 12 | 64°F | 43°F | 37% | 20% | 11 h 20 min |
| October 13 | 63°F | 43°F | 38% | 20% | 11 h 10 min |
| October 14 | 63°F | 43°F | 38% | 20% | 11 h 10 min |
| October 15 | 62°F | 42°F | 38% | 20% | 11 h 10 min |
| October 16 | 62°F | 42°F | 38% | 20% | 11 h |
| October 17 | 61°F | 42°F | 38% | 20% | 11 h |
| October 18 | 61°F | 41°F | 38% | 20% | 11 h |
| October 19 | 60°F | 41°F | 38% | 20% | 11 h |
| October 20 | 60°F | 41°F | 38% | 20% | 10 h 50 min |
| October 21 | 60°F | 40°F | 38% | 19% | 10 h 50 min |
| October 22 | 59°F | 40°F | 38% | 19% | 10 h 50 min |
| October 23 | 59°F | 40°F | 38% | 19% | 10 h 40 min |
| October 24 | 58°F | 39°F | 38% | 19% | 10 h 40 min |
| October 25 | 58°F | 39°F | 38% | 19% | 10 h 40 min |
| October 26 | 57°F | 39°F | 38% | 19% | 10 h 40 min |
| October 27 | 57°F | 38°F | 37% | 18% | 10 h 30 min |
| October 28 | 56°F | 38°F | 37% | 18% | 10 h 30 min |
| October 29 | 56°F | 37°F | 37% | 18% | 10 h 30 min |
| October 30 | 55°F | 37°F | 37% | 17% | 10 h 30 min |
| October 31 | 55°F | 37°F | 36% | 17% | 10 h 20 min |
- Normal high
- 62°FOctober average
- Normal low
- 42°FOctober average
- Precipitation
- 3.08 inmonth total
- Days with precipitation
- 120.01 inch or more
- Snowfall
- 0.1 inmonth total
- Nights at 32°F or colder
- 4
- Daylight
- 11 h 50 min to 10 h 20 minOctober 1 to October 31
- Days at 70°F or more
- 7
- Days at 80°F or more
- 2
- Sunshine
- 68%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00479046; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in West Allis in October?
On a given October day the chance of 0.01 inch or more is 37% on average, highest around October 23 (38%). In all, 3.08 in falls on 12 days of a normal October.
In a normal October in West Allis, 4 nights fall to freezing and snowfall averages 0.1 inches.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00479046.
What are the records for October in West Allis?
The warmest October temperature on this station's record (since 1948) is 91°F, on October 2, 1964; the coldest is 20°F, on October 26, 1962. The wettest October brought 6.76 in (1959).
The October mean against the 1991-2020 normal of 52.0°F: 2024 57.6°F (+5.6), 2025 56.4°F (+4.4). 2 of 2 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2024 | 57.6°F | +5.6°F | 1.09 in |
| 2025 | 56.4°F | +4.4°F | 1.91 in |
Source: records: ACIS, station USC00479046; recent months: ACIS, station USC00479046. Records and recent months use complete months only.
How does October in West Allis 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; West Allis's is 62°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- West Allis in September77°F by day, 54°F at night
- West Allis in November48°F by day, 30°F at night
- West Allis 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