Sheboygan weather in December

In December, Sheboygan sees average daytime highs of 34°F and overnight lows near 25°F, with 1.9 in of precipitation across 7.5 wet days and about 8.8 hours of daylight. It is the 10th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 38°F in the first days to 31°F by the end. The sky is clear or mostly clear about 19% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 hours at the start of December to 8 h 48 min by month's end. Set against the rest of the year, December is Sheboygan's 12th-clearest and 2nd-windiest month. For the whole year in context, see Sheboygan's year-round climate.

Daytime high
34°
10th warmest
Overnight low
25°
4th coldest
Precipitation
1.9 in
7.5 wet days
Daylight
8 h 48 min
7:24 AM – 4:10 PM
Cloud cover
72%
12th clearest
Wind
12 mph
2nd windiest
Solar energy
1.42 kWh/m²
Travel score
0.0
out of 10

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

Density
1,293/km²
people per km²
Founded
1846

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 38°F in the first days to 31°F by the end.

A typical December day in Sheboygan reaches about 34°F in the afternoon and slips back to 25°F overnight — a 9°F spread between the day's warmth and the night's chill. On most days the high lands between 22°F and 45°F. Set against its neighbours, December runs about 10°F cooler than November and about 6°F warmer than January.

20°40°151015202531
Avg high (°F)Avg low (°F)
13930
23830
33829
43829
53729
63728
73728
83628
93627
103627
113526
123526
133526
143526
153425
163425
173425
183325
193324
203324
213324
223324
233223
243223
253223
263222
273122
283122
293122
303121
313121

How December really feels in Sheboygan

Once humidity and wind are folded in, December averages 0 days that feel above 90°F and 31 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
31
15 feel bitter (≤ 14°F)

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

Sheboygan weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan28° / 17°1.68.26.99.10.0
Feb29° / 17°1.56.75.510.20.0
Mar37° / 25°2.18.74.311.60.0
Apr47° / 36°3.410.82.213.21.5
May57° / 46°3.310.3014.54.1
Jun69° / 58°3.39.9015.26.4
Jul76° / 65°3.110014.97.0
Aug76° / 65°3.410.3013.87.0
Sep69° / 58°2.89.3012.36.5
Oct57° / 46°2.99.70.110.84.0
Nov45° / 36°2.18.51.69.51.0
Dec34° / 25°1.97.55.38.80.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 69%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
23070
33169
43169
53169
63268
73268
83268
93268
103268
113268
123268
133268
143268
153268
163268
173268
183169
193169
203169
213169
223169
233070
242971
252971
263070
273070
283070
293070
303070
313169

Chance of precipitation in December

Any precipitationSnow

Sheboygan gets around 1.9 in of rain and snow over 7.5 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 24% and peaks near 28% on the wettest days, and about 5 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
12814
22814
32815
42715
52716
62616
72616
82516
92516
102516
112416
122416
132416
142416
152416
162416
172416
182416
192416
202416
212416
222317
232317
242317
252317
262317
272317
282317
292317
302317
312317

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 12 mph in December.

Across December, daily wind ranges from about 12 mph on the calmest days to 12 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 hours at the start of December to 8 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 7:11 AM to 7:31 AM, and sunset from 4:10 PM to 4:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.07:114:10
29.07:124:10
38.97:134:09
48.97:144:09
58.97:154:09
68.97:164:09
78.97:174:09
88.87:184:09
98.87:194:09
108.87:204:09
118.87:214:09
128.87:224:09
138.87:224:09
148.87:234:09
158.87:244:09
168.87:244:10
178.77:254:10
188.77:264:10
198.77:264:10
208.77:274:11
218.77:274:11
228.77:284:12
238.77:284:12
248.77:294:13
258.77:294:13
268.77:304:14
278.77:304:15
288.87:304:15
298.87:304:16
308.87:314:17
318.87:314:17

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.42 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.42 kWh/m² to a high of 6.53 kWh/m² in June across the year — December's 1.42 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.5Dim
21.5Dim
31.5Dim
41.5Dim
51.5Dim
61.4Dim
71.4Dim
81.4Dim
91.4Dim
101.4Dim
111.4Dim
121.4Dim
131.4Dim
141.4Dim
151.4Dim
161.4Dim
171.4Dim
181.4Dim
191.4Dim
201.4Dim
211.4Dim
221.4Dim
231.4Dim
241.4Dim
251.4Dim
261.4Dim
271.4Dim
281.4Dim
291.5Dim
301.5Dim
311.5Dim
Planning a trip in December

Is December a good time to visit Sheboygan?

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

0.0
Sightseeing
9th-best month of the year
0.0
Beach & pool
7th-best month of the year

December is a weaker month for outdoor sightseeing in Sheboygan.

What to pack for Sheboygan in December

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

In December, Sheboygan sees daytime highs around 34°F and nights near 25°F. Pack a warm layer and a heavy coat. About 8 days see rain.

a warm layera heavy coat

Sea temperature near Sheboygan in December

The nearest coast averages about 41°F in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 10 mi away) is warmest in August at about 69°F and coldest in March near 36°F.

It's comfortable for a long swim from Aug 8 to Aug 24 — about 0.6 months when the water holds above 68°F.

30°40°50°60°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°F)Comfort
Jan38Bracing
Feb36Bracing
Mar36Bracing
Apr38Bracing
May41Bracing
Jun52Bracing
Jul65Cool
Aug69Refreshing
Sep65Cool
Oct55Bracing
Nov46Bracing
Dec41Bracing

UV index in Sheboygan in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sheboygan peaks around June 18 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 18UV 9Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May8Very high
Jun9Very high
Jul8Very high
Aug7Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Sheboygan in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sheboygan is worst in June — around 16 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (November, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 2116 µg/m³Nov 138 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar14Moderate
Apr13Moderate
May15Moderate
Jun16Moderate
Jul15Moderate
Aug14Moderate
Sep11Good
Oct8Good
Nov8Good
Dec9Good
Location & terrain

Where is Sheboygan?

Sheboygan sits at 43.8°N, 87.7°W, 630 ft above sea level, in United States. The nearest listed city is Manitowoc, 24 mi away.

Topography around Sheboygan

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

Within 2 miles, the terrain around Sheboygan has only modest variations in elevation — a maximum elevation change of 174 ft around an average of 614 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 295 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 761 ft.

The land around Sheboygan is covered by artificial surfaces (39%) and water (36%) within 2 miles, water (52%) and cropland (21%) within 10 miles, and water (54%) and cropland (23%) within 50 miles.

2 miles
174 ft
10 miles
295 ft
50 miles
761 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Manitowoc 24 mi · West Bend 32 mi · Fond du Lac 36 mi · Mequon 40 mi · Germantown 41 mi · Menomonee Falls 44 mi · Oshkosh 45 mi · Kaukauna 46 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 Sheboygan (43.7508°, -87.7145°, elevation 630 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).