Wisconsin Rapids weather in September: Wisconsin Rapids, Wisconsin: normal highs, lows, rain and records for September
Wisconsin Rapids in September has a normal high of 72°F and a normal low of 49°F, a daily mean of 60°F, falling from 77°F on the 1st to 66°F by the 30th. Measurable precipitation falls on 13 days in a normal September, 3.43 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 22°C and low of 9°C, 87 mm of precipitation in September.
- NOAA stationWisconsin Rapids Alexander Field
- Station IDUSW00004826
- Location44.36°N 89.84°W
- Elevation1,019 ft (311 m)
- Population18,675
- Jan 25° 8°
- Feb 29° 11°
- Mar 42° 22°
- Apr 56° 33°
- May 69° 45°
- Jun 78° 55°
- Jul 82° 59°
- Aug 80° 57°
- Sep 72° 49°
- Oct 58° 37°
- Nov 43° 26°
- Dec 30° 14°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Wisconsin Rapids in September?
The normal high is 72°F and the normal low 49°F, for a daily mean of 60.3°F. September is 8.1°F cooler than August and 12.8°F warmer than October. September is the 4th warmest month of the year in Wisconsin Rapids and the 5th wettest. Across the month the normal high falls 11°F, from 77°F on September 1 to 66°F on September 30. From one year to the next September's mean temperature typically moves about 3.1°F either way (NOAA's standard deviation), so roughly two Septembers in three average between 57°F and 63°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 42%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| September 1 | 77°F | 54°F | 41% | 21% |
| September 8 | 75°F | 52°F | 42% | 21% |
| September 15 | 72°F | 49°F | 42% | 21% |
| September 22 | 70°F | 46°F | 42% | 21% |
| September 30 | 66°F | 43°F | 41% | 20% |
Every day of September: normal high, low and chance of precipitation (warmest afternoon September 1, coldest night September 30)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| September 1 | 77°F | 54°F | 41% | 21% | 13 h 20 min |
| September 2 | 77°F | 54°F | 41% | 21% | 13 h 10 min |
| September 3 | 76°F | 53°F | 41% | 21% | 13 h 10 min |
| September 4 | 76°F | 53°F | 41% | 21% | 13 h 10 min |
| September 5 | 76°F | 53°F | 41% | 21% | 13 h 10 min |
| September 6 | 75°F | 52°F | 41% | 21% | 13 h |
| September 7 | 75°F | 52°F | 42% | 21% | 13 h |
| September 8 | 75°F | 52°F | 42% | 21% | 13 h |
| September 9 | 74°F | 51°F | 42% | 21% | 12 h 50 min |
| September 10 | 74°F | 51°F | 42% | 21% | 12 h 50 min |
| September 11 | 74°F | 51°F | 42% | 21% | 12 h 50 min |
| September 12 | 73°F | 50°F | 42% | 21% | 12 h 40 min |
| September 13 | 73°F | 50°F | 42% | 21% | 12 h 40 min |
| September 14 | 73°F | 49°F | 42% | 21% | 12 h 40 min |
| September 15 | 72°F | 49°F | 42% | 21% | 12 h 40 min |
| September 16 | 72°F | 49°F | 42% | 21% | 12 h 30 min |
| September 17 | 72°F | 48°F | 42% | 21% | 12 h 30 min |
| September 18 | 71°F | 48°F | 42% | 21% | 12 h 30 min |
| September 19 | 71°F | 48°F | 42% | 21% | 12 h 20 min |
| September 20 | 70°F | 47°F | 42% | 21% | 12 h 20 min |
| September 21 | 70°F | 47°F | 42% | 21% | 12 h 20 min |
| September 22 | 70°F | 46°F | 42% | 21% | 12 h 10 min |
| September 23 | 69°F | 46°F | 42% | 21% | 12 h 10 min |
| September 24 | 69°F | 46°F | 42% | 21% | 12 h 10 min |
| September 25 | 68°F | 45°F | 42% | 21% | 12 h 10 min |
| September 26 | 68°F | 45°F | 42% | 21% | 12 h |
| September 27 | 67°F | 44°F | 41% | 21% | 12 h |
| September 28 | 67°F | 44°F | 41% | 21% | 12 h |
| September 29 | 66°F | 44°F | 41% | 20% | 11 h 50 min |
| September 30 | 66°F | 43°F | 41% | 20% | 11 h 50 min |
- Normal high
- 72°FSeptember average
- Normal low
- 49°FSeptember average
- Precipitation
- 3.43 inmonth total
- Days with precipitation
- 130.01 inch or more
- Days at 90°F or more
- 1
- Nights at 32°F or colder
- 1
- Daylight
- 13 h 20 min to 11 h 50 minSeptember 1 to September 30
- Days at 70°F or more
- 19
- Days at 80°F or more
- 7
- Sunshine
- 75%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00004826; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Wisconsin Rapids in September?
On a given September day the chance of 0.01 inch or more is 42% on average, highest around September 18 (42%). In all, 3.43 in falls on 13 days of a normal September, 1 of them with an inch or more.
In a normal September in Wisconsin Rapids, 1 days reach 90°F and 1 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00004826.
What are the records for September in Wisconsin Rapids?
The warmest September temperature on this station's record (since 1996) is 100°F, on September 3, 2023; the coldest is 28°F, on September 30, 2009. The wettest September brought 7.47 in (2010).
The September mean against the 1991-2020 normal of 60.3°F: 2021 62.1°F (+1.8), 2022 61.1°F (+0.8), 2023 64.8°F (+4.5), 2024 64.8°F (+4.5), 2025 63.3°F (+3.0), 2026 63.5°F (+3.2). 6 of 6 ran warmer than normal.
| September | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 62.1°F | +1.8°F | 1.16 in |
| 2022 | 61.1°F | +0.8°F | 2.74 in |
| 2023 | 64.8°F | +4.5°F | 3.36 in |
| 2024 | 64.8°F | +4.5°F | 2.38 in |
| 2025 | 63.3°F | +3.0°F | 2.78 in |
| 2026 | 63.5°F | +3.2°F | 6.16 in |
Source: records: ACIS, station USW00004826; recent months: ACIS, station USW00004826. Records and recent months use complete months only.
How does September in Wisconsin Rapids compare across Wisconsin?
Across the 165 places PlainClimate covers in Wisconsin, September normal highs run from 64°F in Laona to 77°F in West Allis; Wisconsin Rapids's is 72°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Wisconsin Rapids in August80°F by day, 57°F at night
- Wisconsin Rapids in October58°F by day, 37°F at night
- Wisconsin Rapids through the yearEvery month, frost dates, records and recent years
- Wisconsin in SeptemberThe statewide normal and the warmest and coolest places
- West Allis: Wisconsin's warmest Septembernormal high 77°F