Fond du Lac weather in October

In October, Fond du Lac sees average daytime highs of 57°F and overnight lows near 42°F, with 2.8 in of precipitation across 9.6 wet days and about 10.8 hours of daylight. It is the 6th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 63°F in the first days to 51°F by the end. The sky is clear or mostly clear about 28% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 30 min at the start of October to 10 h 06 min by month's end. Set against the rest of the year, October is Fond du Lac's 5th-clearest and 3rd-windiest month. For the whole year in context, see Fond du Lac's year-round climate.

Daytime high
57°
6th warmest
Overnight low
42°
7th coldest
Precipitation
2.8 in
9.6 wet days
Daylight
10 h 48 min
6:16 AM – 5:02 PM
Cloud cover
63%
5th clearest
Wind
10 mph
3rd windiest
Solar energy
2.8 kWh/m²
Travel score
4.1
out of 10

Fond du Lac is city in and county seat of Fond du Lac County, Wisconsin, United States.

Density
824/km²
people per km²
Founded
1843

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 63°F in the first days to 51°F by the end.

A typical October day in Fond du Lac reaches about 57°F in the afternoon and slips back to 42°F overnight — a 15°F spread between the day's warmth and the night's chill. On most days the high lands between 45°F and 70°F. Set against its neighbours, October runs about 13°F cooler than September and about 14°F warmer than November.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
16447
26447
36346
46346
56246
66245
76245
86145
96144
106044
116044
125943
135943
145842
155842
165742
175742
185641
195641
205540
215540
225440
235439
245339
255339
265238
275238
285138
295137
305037
315036

How October really feels in Fond du Lac

Once humidity and wind are folded in, October averages 0 days that feel above 90°F and 6 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
6
wind chill below the day's low

The story in October is cold — wind chill drags the overnight "feels like" below the raw low.

Fond du Lac weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan26° / 13°1.5879.10.0
Feb29° / 15°1.56.65.710.20.0
Mar40° / 25°2.394.611.60.4
Apr53° / 37°3.611.62.313.23.0
May65° / 48°3.611.30.114.55.7
Jun75° / 59°3.911.1015.26.6
Jul79° / 63°3.210.1014.96.7
Aug77° / 61°3.510.4013.86.9
Sep70° / 53°2.99.2012.36.7
Oct57° / 42°2.89.60.310.84.1
Nov43° / 30°2.08.12.49.50.7
Dec31° / 19°1.875.88.80.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
25050
34951
44951
54852
64852
74753
84753
94654
104654
114456
124456
134357
144357
154258
164159
174159
184060
193961
203961
213862
223862
233862
243763
253763
263763
273664
283565
293565
303565
313664

Chance of precipitation in October

Any precipitationSnow

Fond du Lac gets around 2.8 in of rain and snow over 9.6 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 31% and peaks near 33% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1330
2330
3330
4330
5330
6330
7320
8320
9320
10320
11320
12320
13310
14311
15311
16311
17311
18311
19311
20311
21312
22302
23302
24302
25292
26292
27292
28292
29283
30283
31283

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 94% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
185852
286752
386752
489641
589641
690541
790541
891531
992431
1092431
1192431
1293421
1394321
1494321
1595320
1696310
1796310
1896310
1996310
2096310
2196310
2296310
2396310
2497210
2597210
2697210
2798200
2898200
2998200
3098200
3199100

Wind in October

Winds average 10 mph in October.

Across October, daily wind ranges from about 9 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
19light breeze
29light breeze
39light breeze
49light breeze
510light breeze
610light breeze
710light breeze
810light breeze
910light breeze
1010light breeze
1110light breeze
1210light breeze
1310light breeze
1410light breeze
1510light breeze
1610light breeze
1710light breeze
1810light breeze
1910light breeze
2010light breeze
2110light breeze
2210light breeze
2310light breeze
2410light breeze
2510light breeze
2610light breeze
2710light breeze
2810light breeze
2910light breeze
3010light breeze
3110light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 30 min at the start of October to 10 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over October. Sunrise moves from 5:57 AM to 6:35 AM, and sunset from 5:28 PM to 4:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.55:575:28
211.55:585:27
311.45:595:25
411.46:015:23
511.36:025:21
611.36:035:19
711.26:045:17
811.26:065:16
911.16:075:14
1011.16:085:12
1111.06:095:10
1211.06:115:09
1310.96:125:07
1410.96:135:05
1510.86:145:04
1610.86:165:02
1710.76:175:00
1810.76:184:59
1910.66:204:57
2010.66:214:55
2110.56:224:54
2210.56:234:52
2310.46:254:51
2410.46:264:49
2510.36:274:48
2610.36:294:46
2710.26:304:45
2810.26:314:43
2910.26:334:42
3010.16:344:41
3110.16:354:39

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 2.8 kWh/m².

For context, solar energy here swings from a low near 1.53 kWh/m² to a high of 6.27 kWh/m² in June across the year — October's 2.8 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.4Moderate
43.4Moderate
53.3Moderate
63.3Moderate
73.2Moderate
83.2Moderate
93.1Moderate
103.1Moderate
113.0Moderate
123.0Moderate
133.0Moderate
142.9Moderate
152.9Moderate
162.8Moderate
172.8Moderate
182.7Moderate
192.7Moderate
202.6Moderate
212.6Moderate
222.5Moderate
232.5Moderate
242.5Moderate
252.4Moderate
262.4Moderate
272.4Moderate
282.3Moderate
292.3Moderate
302.3Moderate
312.2Moderate
Planning a trip in October

Is October a good time to visit Fond du Lac?

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

4.1
Sightseeing
6th-best month of the year
0.4
Beach & pool
6th-best month of the year

October is a reasonable time to visit Fond du Lac for sightseeing.

What to pack for Fond du Lac in October

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

In October, Fond du Lac sees daytime highs around 57°F and nights near 42°F. Worth packing: a warm layer and rain gear. About 10 days see rain.

a warm layerrain gear

Sea temperature near Fond du Lac in October

The nearest coast averages about 55°F in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 40 mi away) is warmest in August at about 70°F and coldest in March near 36°F.

It's comfortable for a long swim from Jul 31 to Aug 28 — about 1 month when the water holds above 68°F.

30°40°50°60°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°F)Comfort
Jan38Bracing
Feb36Bracing
Mar36Bracing
Apr38Bracing
May42Bracing
Jun54Bracing
Jul66Cool
Aug70Refreshing
Sep65Cool
Oct55Bracing
Nov46Bracing
Dec41Bracing

UV index in Fond du Lac in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Fond du Lac peaks around June 18 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 18UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr6High
May8Very high
Jun9Very high
Jul8Very high
Aug7Very high
Sep6High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Fond du Lac in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Fond du Lac is worst in July — around 15 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (November, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodJul 1415 µg/m³Nov 118 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Moderate
Mar13Moderate
Apr12Good
May13Moderate
Jun14Moderate
Jul15Moderate
Aug14Moderate
Sep11Good
Oct8Good
Nov8Good
Dec9Good
Location & terrain

Where is Fond du Lac?

Fond du Lac sits at 43.8°N, 88.4°W, 761 ft above sea level, in United States. The nearest listed city is Oshkosh, 18 mi away.

Topography around Fond du Lac

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Fond du Lac.

Within 2 miles, the terrain around Fond du Lac has only modest variations in elevation — a maximum elevation change of 118 ft around an average of 774 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 551 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 764 ft.

The land around Fond du Lac is covered by artificial surfaces (42%), trees (28%) and grassland (22%) within 2 miles, cropland (48%) within 10 miles, and cropland (42%) and trees (25%) within 50 miles.

2 miles
118 ft
10 miles
551 ft
50 miles
764 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Oshkosh 18 mi · West Bend 27 mi · Neenah 29 mi · Menasha 30 mi · Beaver Dam 30 mi · Appleton 34 mi · Kaukauna 35 mi · Sheboygan 36 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 Fond du Lac (43.775°, -88.4388°, elevation 761 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).