Wisconsin Rapids weather in September

In September, Wisconsin Rapids sees average daytime highs of 70°F and overnight lows near 51°F, with 3.2 in of rain across 9.3 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 75°F in the first days to 64°F by the end. The sky is clear or mostly clear about 35% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 06 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Wisconsin Rapids's 2nd-clearest and 9th-windiest month. For the whole year in context, see Wisconsin Rapids's year-round climate.

Daytime high
70°
4th warmest
Overnight low
51°
9th coldest
Rainfall
3.2 in
9.3 wet days
Daylight
12 h 18 min
5:45 AM – 6:03 PM
Cloud cover
55%
2nd clearest
Wind
8 mph
9th windiest
Solar energy
4.1 kWh/m²
Travel score
6.6
out of 10

Wisconsin Rapids is city in and county seat of Wood County, Wisconsin, United States.

Density
471/km²
people per km²
Founded
1868

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 75°F in the first days to 64°F by the end.

A typical September day in Wisconsin Rapids reaches about 70°F in the afternoon and slips back to 51°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 59°F and 81°F. Set against its neighbours, September runs about 8°F cooler than August and about 14°F warmer than October.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
17556
27556
37555
47455
57455
67455
77354
87354
97353
107253
117253
127152
137152
147152
157051
167051
176951
186950
196950
206849
216849
226748
236748
246648
256647
266547
276546
286446
296446
306445

How September really feels in Wisconsin Rapids

Once humidity and wind are folded in, September averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Wisconsin Rapids weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan24° / 1.37.3790.0
Feb29° / 12°1.25.65.110.10.0
Mar41° / 23°2.28.64.911.60.5
Apr55° / 36°3.411.93.213.23.2
May67° / 47°3.812.20.114.65.7
Jun76° / 57°4.311.5015.36.5
Jul80° / 61°3.5110156.5
Aug77° / 59°3.610.5013.86.8
Sep70° / 51°3.29.3012.36.6
Oct56° / 39°2.99.20.510.83.8
Nov41° / 28°2.17.73.49.40.5
Dec29° / 15°1.776.28.70.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15644
25644
35644
45644
55644
65545
75545
85446
95446
105347
115248
125248
135050
145050
155050
164951
174852
184852
194852
204753
214852
224852
234852
244852
254852
264852
274753
284753
294753
304753

Chance of precipitation in September

Any precipitation

Wisconsin Rapids gets around 3.2 in of rain over 9.3 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 31% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
130
230
330
430
529
630
730
830
930
1030
1131
1231
1331
1432
1532
1632
1732
1832
1932
2032
2132
2232
2333
2433
2533
2633
2733
2833
2932
3032

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 66% of days. Sticky, muggy-or-worse air turns up on roughly 5% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1442321111
2462220101
3482220101
450221991
552211881
652211881
755201771
855201771
958201660
1060191560
1160191560
1261191460
1364181350
1464181350
1565181250
1666181150
1768171140
1869171040
197116940
207116940
217415830
227614730
237713730
247813630
258012530
268112520
278311420
288410420
29859420
30868420

Wind in September

Winds average 8 mph in September.

Across September, daily wind ranges from about 7 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137light breeze
148light breeze
158light breeze
168light breeze
178light breeze
188light breeze
198light breeze
208light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
298light breeze
308light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 06 min at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 90 minutes over September. Sunrise moves from 5:27 AM to 6:02 AM, and sunset from 6:31 PM to 5:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:276:31
213.05:286:30
313.05:296:28
412.95:306:26
512.95:316:24
612.85:336:22
712.85:346:20
812.75:356:18
912.75:366:16
1012.65:376:14
1112.65:396:12
1212.55:406:10
1312.55:416:09
1412.45:426:07
1512.45:436:05
1612.35:456:03
1712.25:466:01
1812.25:475:59
1912.15:485:57
2012.15:495:55
2112.05:515:53
2212.05:525:51
2311.95:535:49
2411.95:545:47
2511.85:555:45
2611.85:575:43
2711.75:585:41
2811.75:595:39
2911.66:005:37
3011.66:025:36

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.1 kWh/m².

For context, solar energy here swings from a low near 1.43 kWh/m² to a high of 6.14 kWh/m² in June across the year — September's 4.1 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.7Bright
34.7Bright
44.6Bright
54.6Bright
64.5Bright
74.5Bright
84.4Bright
94.4Bright
104.3Bright
114.3Bright
124.2Bright
134.2Bright
144.1Bright
154.1Bright
164.0Bright
174.0Moderate
183.9Moderate
193.9Moderate
203.9Moderate
213.8Moderate
223.8Moderate
233.7Moderate
243.7Moderate
253.6Moderate
263.6Moderate
273.6Moderate
283.5Moderate
293.5Moderate
303.5Moderate
Planning a trip in September

Is September a good time to visit Wisconsin Rapids?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.6
Sightseeing
2nd-best month of the year
4.0
Beach & pool
4th-best month of the year

September is a reasonable time to visit Wisconsin Rapids for sightseeing.

What to pack for Wisconsin Rapids in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Wisconsin Rapids sees daytime highs around 70°F and nights near 51°F. Worth packing: rain gear. About 9 days see rain.

rain gear

UV index in Wisconsin Rapids in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Wisconsin Rapids peaks around June 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 16UV 9Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5High
May8Very high
Jun9Very high
Jul8Very high
Aug7Very high
Sep6High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Wisconsin Rapids in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Wisconsin Rapids is worst in July — around 15 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (October, 7 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodJul 1815 µg/m³Oct 237 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar14Moderate
Apr11Good
May12Moderate
Jun14Moderate
Jul15Moderate
Aug14Moderate
Sep11Good
Oct7Good
Nov8Good
Dec9Good
Location & terrain

Where is Wisconsin Rapids?

Wisconsin Rapids sits at 44.4°N, 89.8°W, 1,027 ft above sea level, in United States. The nearest listed city is Stevens Point, 16 mi away.

Topography around Wisconsin Rapids

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Wisconsin Rapids.

Within 2 miles, the terrain around Wisconsin Rapids has only modest variations in elevation — a maximum elevation change of 115 ft around an average of 1,027 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 348 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,145 ft.

The land around Wisconsin Rapids is covered by trees (44%) and artificial surfaces (31%) within 2 miles, trees (54%) and grassland (21%) within 10 miles, and trees (57%) and cropland (28%) within 50 miles.

2 miles
115 ft
10 miles
348 ft
50 miles
1,145 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Stevens Point 16 mi · Marshfield 26 mi · Weston 37 mi · Wausau 41 mi · Oshkosh 68 mi · Neenah 68 mi · Menasha 69 mi · Appleton 70 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Wisconsin Rapids (44.3836°, -89.8174°, elevation 1,027 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).