Brookfield weather in October: Brookfield, Wisconsin: normal highs, lows, rain and records for October
Brookfield in October has a normal high of 59°F and a normal low of 40°F, a daily mean of 50°F, falling from 66°F on the 1st to 52°F by the 31st. Measurable precipitation falls on 13 days in a normal October, 3.09 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 15°C and low of 5°C, 78 mm of precipitation in October.
- NOAA stationBrookfield Wastewater Treatment Plant
- Station IDUSC00471062
- Location43.05°N 88.18°W
- Elevation830 ft (253 m)
- From the center3 miles
- Population41,268
- Jan 28° 12°
- Feb 32° 15°
- Mar 42° 25°
- Apr 54° 35°
- May 67° 47°
- Jun 77° 56°
- Jul 81° 61°
- Aug 79° 60°
- Sep 72° 51°
- Oct 59° 40°
- Nov 45° 29°
- Dec 33° 19°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Brookfield in October?
The normal high is 59°F and the normal low 40°F, for a daily mean of 49.8°F. October is 12.0°F cooler than September and 13.0°F warmer than November. October is the 6th warmest month of the year in Brookfield and the 7th wettest. Across the month the normal high falls 14°F, from 66°F on October 1 to 52°F on October 31. From one year to the next October's mean temperature typically moves about 2.7°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 41%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 66°F | 46°F | 39% | 22% |
| October 8 | 63°F | 43°F | 40% | 22% |
| October 15 | 60°F | 41°F | 41% | 22% |
| October 22 | 57°F | 38°F | 40% | 21% |
| October 31 | 52°F | 35°F | 38% | 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 | 66°F | 46°F | 39% | 22% | 11 h 50 min |
| October 2 | 66°F | 45°F | 39% | 22% | 11 h 40 min |
| October 3 | 65°F | 45°F | 39% | 22% | 11 h 40 min |
| October 4 | 65°F | 45°F | 39% | 22% | 11 h 40 min |
| October 5 | 65°F | 44°F | 39% | 22% | 11 h 40 min |
| October 6 | 64°F | 44°F | 40% | 22% | 11 h 30 min |
| October 7 | 64°F | 44°F | 40% | 22% | 11 h 30 min |
| October 8 | 63°F | 43°F | 40% | 22% | 11 h 30 min |
| October 9 | 63°F | 43°F | 40% | 22% | 11 h 20 min |
| October 10 | 62°F | 43°F | 40% | 22% | 11 h 20 min |
| October 11 | 62°F | 42°F | 40% | 22% | 11 h 20 min |
| October 12 | 61°F | 42°F | 40% | 22% | 11 h 20 min |
| October 13 | 61°F | 41°F | 41% | 22% | 11 h 10 min |
| October 14 | 60°F | 41°F | 41% | 22% | 11 h 10 min |
| October 15 | 60°F | 41°F | 41% | 22% | 11 h 10 min |
| October 16 | 59°F | 40°F | 41% | 22% | 11 h |
| October 17 | 59°F | 40°F | 41% | 21% | 11 h |
| October 18 | 59°F | 40°F | 41% | 21% | 11 h |
| October 19 | 58°F | 39°F | 41% | 21% | 11 h |
| October 20 | 58°F | 39°F | 41% | 21% | 10 h 50 min |
| October 21 | 57°F | 38°F | 40% | 21% | 10 h 50 min |
| October 22 | 57°F | 38°F | 40% | 21% | 10 h 50 min |
| October 23 | 56°F | 38°F | 40% | 21% | 10 h 40 min |
| October 24 | 56°F | 37°F | 40% | 21% | 10 h 40 min |
| October 25 | 55°F | 37°F | 40% | 20% | 10 h 40 min |
| October 26 | 55°F | 37°F | 39% | 20% | 10 h 40 min |
| October 27 | 54°F | 36°F | 39% | 20% | 10 h 30 min |
| October 28 | 54°F | 36°F | 39% | 19% | 10 h 30 min |
| October 29 | 53°F | 35°F | 38% | 19% | 10 h 30 min |
| October 30 | 53°F | 35°F | 38% | 19% | 10 h 30 min |
| October 31 | 52°F | 35°F | 38% | 18% | 10 h 20 min |
- Normal high
- 59°FOctober average
- Normal low
- 40°FOctober average
- Precipitation
- 3.09 inmonth total
- Days with precipitation
- 130.01 inch or more
- 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
- 6
- Days at 80°F or more
- 1
- Sunshine
- 68%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00471062; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Brookfield in October?
On a given October day the chance of 0.01 inch or more is 40% on average, highest around October 15 (41%). In all, 3.09 in falls on 13 days of a normal October, 1 of them with an inch or more.
In a normal October in Brookfield, 6 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00471062.
What are the records for October in Brookfield?
The October mean against the 1991-2020 normal of 49.8°F: 2021 56.0°F (+6.2), 2023 51.7°F (+1.9), 2025 53.7°F (+3.9). 3 of 3 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 56.0°F | +6.2°F | 2.83 in |
| 2023 | 51.7°F | +1.9°F | 2.78 in |
| 2025 | 53.7°F | +3.9°F | 2.51 in |
Source: recent months: ACIS, station USC00471062. Records and recent months use complete months only.
How does October in Brookfield 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; Brookfield's is 59°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Brookfield in September72°F by day, 51°F at night
- Brookfield in November45°F by day, 29°F at night
- Brookfield 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