Waukesha weather in October: Waukesha, Wisconsin: normal highs, lows, rain and records for October
Waukesha in October has a normal high of 60°F and a normal low of 40°F, a daily mean of 50°F, falling from 67°F on the 1st to 53°F by the 31st. Measurable precipitation falls on 10 days in a normal October, 2.92 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 16°C and low of 4°C, 74 mm of precipitation and 0 cm of snow in October.
- NOAA stationWaukesha Wastewater Treatment Plant
- Station IDUSC00478937
- Location43.01°N 88.25°W
- Elevation789 ft (241 m)
- Population71,461
- Jan 28° 12°
- Feb 32° 15°
- Mar 43° 24°
- Apr 55° 35°
- May 67° 46°
- Jun 77° 56°
- Jul 81° 60°
- Aug 80° 59°
- Sep 73° 51°
- Oct 60° 40°
- Nov 45° 28°
- Dec 33° 18°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Waukesha in October?
The normal high is 60°F and the normal low 40°F, for a daily mean of 49.9°F. October is 12.1°F cooler than September and 13.2°F warmer than November. October is the 6th warmest month of the year in Waukesha and the 7th wettest. Across the month the normal high falls 14°F, from 67°F on October 1 to 53°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 47°F and 53°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 31%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 67°F | 45°F | 31% | 21% |
| October 8 | 64°F | 43°F | 31% | 21% |
| October 15 | 61°F | 40°F | 31% | 20% |
| October 22 | 57°F | 38°F | 30% | 19% |
| October 31 | 53°F | 35°F | 29% | 18% |
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 | 67°F | 45°F | 31% | 21% | 11 h 50 min |
| October 2 | 66°F | 45°F | 31% | 21% | 11 h 40 min |
| October 3 | 66°F | 44°F | 31% | 21% | 11 h 40 min |
| October 4 | 65°F | 44°F | 31% | 21% | 11 h 40 min |
| October 5 | 65°F | 44°F | 31% | 21% | 11 h 40 min |
| October 6 | 65°F | 43°F | 31% | 21% | 11 h 30 min |
| October 7 | 64°F | 43°F | 31% | 21% | 11 h 30 min |
| October 8 | 64°F | 43°F | 31% | 21% | 11 h 30 min |
| October 9 | 63°F | 42°F | 31% | 20% | 11 h 20 min |
| October 10 | 63°F | 42°F | 31% | 20% | 11 h 20 min |
| October 11 | 62°F | 42°F | 31% | 20% | 11 h 20 min |
| October 12 | 62°F | 41°F | 31% | 20% | 11 h 20 min |
| October 13 | 61°F | 41°F | 31% | 20% | 11 h 10 min |
| October 14 | 61°F | 41°F | 31% | 20% | 11 h 10 min |
| October 15 | 61°F | 40°F | 31% | 20% | 11 h 10 min |
| October 16 | 60°F | 40°F | 31% | 20% | 11 h |
| October 17 | 60°F | 40°F | 30% | 19% | 11 h |
| October 18 | 59°F | 39°F | 30% | 19% | 11 h |
| October 19 | 59°F | 39°F | 30% | 19% | 11 h |
| October 20 | 58°F | 39°F | 30% | 19% | 10 h 50 min |
| October 21 | 58°F | 38°F | 30% | 19% | 10 h 50 min |
| October 22 | 57°F | 38°F | 30% | 19% | 10 h 50 min |
| October 23 | 57°F | 38°F | 30% | 19% | 10 h 40 min |
| October 24 | 57°F | 37°F | 30% | 19% | 10 h 40 min |
| October 25 | 56°F | 37°F | 30% | 19% | 10 h 40 min |
| October 26 | 56°F | 36°F | 30% | 19% | 10 h 40 min |
| October 27 | 55°F | 36°F | 30% | 18% | 10 h 30 min |
| October 28 | 55°F | 36°F | 29% | 18% | 10 h 30 min |
| October 29 | 54°F | 35°F | 29% | 18% | 10 h 30 min |
| October 30 | 54°F | 35°F | 29% | 18% | 10 h 30 min |
| October 31 | 53°F | 35°F | 29% | 18% | 10 h 20 min |
- Normal high
- 60°FOctober average
- Normal low
- 40°FOctober average
- Precipitation
- 2.92 inmonth total
- Days with precipitation
- 100.01 inch or more
- Snowfall
- 0.1 inmonth total
- Nights at 32°F or colder
- 6
- 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
- 1
- Sunshine
- 68%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00478937; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Waukesha in October?
On a given October day the chance of 0.01 inch or more is 30% on average, highest around October 3 (31%). In all, 2.92 in falls on 10 days of a normal October, 1 of them with an inch or more.
In a normal October in Waukesha, 6 nights fall to freezing and snowfall averages 0.1 inches.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00478937.
What are the records for October in Waukesha?
The warmest October temperature on this station's record (since 1894) is 88°F, on October 6, 1963; the coldest is 7°F, on October 30, 1925. The wettest October brought 6.00 in (1917); the snowiest, 5.5 inches (1925).
The October mean against the 1991-2020 normal of 49.9°F: 2024 52.6°F (+2.7), 2025 53.6°F (+3.7). 2 of 2 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2024 | 52.6°F | +2.7°F | 0.76 in |
| 2025 | 53.6°F | +3.7°F | 2.19 in |
Source: records: ACIS, station USC00478937; recent months: ACIS, station USC00478937. Records and recent months use complete months only.
How does October in Waukesha 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; Waukesha's is 60°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.