Cudahy weather in January

In January, Cudahy sees average daytime highs of 30°F and overnight lows near 21°F, with 2.4 in of precipitation across 9.7 wet days and about 9.2 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 32°F in the first days to 29°F by the end. The sky is clear or mostly clear about 15% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 h 54 min at the start of January to 9 h 36 min by month's end. Set against the rest of the year, January is Cudahy's 12th-clearest and 3rd-windiest month. For the whole year in context, see Cudahy's year-round climate.

Daytime high
30°
11th warmest
Overnight low
21°
2nd coldest
Precipitation
2.4 in
9.7 wet days
Daylight
9 h 12 min
7:26 AM – 4:36 PM
Cloud cover
78%
12th clearest
Wind
16 mph
3rd windiest
Solar energy
1.72 kWh/m²
Travel score
0.0
out of 10

Cudahy is city in Milwaukee County, Wisconsin, United States.

Density
1,487/km²
people per km²

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 32°F in the first days to 29°F by the end.

A typical January day in Cudahy reaches about 30°F in the afternoon and slips back to 21°F overnight — a 9°F spread between the day's warmth and the night's chill. On most days the high lands between 17°F and 40°F. Set against its neighbours, January runs about 6°F cooler than December and on par with February.

20°40°151015202531
Avg high (°F)Avg low (°F)
13325
23224
33224
43224
53224
63124
73123
83123
93123
103122
113122
123022
133022
143021
153021
163021
172921
182920
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292920
302920
312920

How January really feels in Cudahy

Once humidity and wind are folded in, January 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
31 feel bitter (≤ 14°F)

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

Cudahy weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan30° / 21°2.49.77.89.20.0
Feb30° / 21°2.17.25.810.20.0
Mar35° / 27°2.69.43.911.60.0
Apr43° / 37°4.311.51.713.10.5
May53° / 47°3.410.6014.42.9
Jun66° / 60°3.19.9015.15.9
Jul74° / 69°2.89014.87.2
Aug75° / 69°3.510.3013.87.1
Sep69° / 63°3.39.5012.36.6
Oct57° / 51°3.610.40.110.84.1
Nov45° / 39°3.09.91.49.51.0
Dec36° / 29°2.69.25.48.90.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 10% of January, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22377
32179
42179
52179
62179
72179
82179
92080
102080
112179
122179
132377
142377
152377
162377
172377
182476
192476
202674
212674
222674
232773
242773
252773
262872
272872
283070
293169
303169
313169

Chance of precipitation in January

Any precipitationSnow

Cudahy gets around 2.4 in of rain and snow over 9.7 wet days in January. 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 35% on the wettest days, and about 8 days bring snow. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13121
23221
33222
43323
53423
63424
73525
83525
93526
103526
113427
123427
133427
143327
153327
163226
173226
183126
193026
203025
212925
222825
232825
242724
252724
262724
272724
282724
292624
302623
312623

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January 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 January

Winds average 16 mph in January.

Across January, daily wind ranges from about 14 mph on the calmest days to 16 mph at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (mph)Feels
116breezy
216breezy
316breezy
416breezy
516breezy
616breezy
716breezy
816breezy
916breezy
1016breezy
1116breezy
1216breezy
1316breezy
1416breezy
1516breezy
1616breezy
1716breezy
1816breezy
1916breezy
2015breezy
2115breezy
2215breezy
2315breezy
2415breezy
2515breezy
2615breezy
2715breezy
2815breezy
2915breezy
3014breezy
3114breezy

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 54 min at the start of January to 9 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over January. Sunrise moves from 7:28 AM to 7:16 AM, and sunset from 4:21 PM to 4:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.97:284:21
28.97:284:22
38.97:284:23
48.97:284:24
58.97:284:24
68.97:284:25
79.07:284:26
89.07:284:27
99.07:284:28
109.07:284:29
119.07:284:30
129.17:274:31
139.17:274:32
149.17:274:33
159.17:264:34
169.27:264:36
179.27:254:37
189.27:254:38
199.27:244:39
209.37:244:40
219.37:234:41
229.37:234:43
239.47:224:44
249.47:214:45
259.47:214:46
269.57:204:48
279.57:194:49
289.57:184:50
299.67:174:51
309.67:174:53
319.67:164:54

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.72 kWh/m².

For context, solar energy here swings from a low near 1.39 kWh/m² to a high of 6.51 kWh/m² in June across the year — January's 1.72 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.4Dim
41.4Dim
51.4Dim
61.5Dim
71.5Dim
81.5Dim
91.5Dim
101.5Dim
111.6Dim
121.6Dim
131.6Dim
141.6Dim
151.7Dim
161.7Dim
171.7Dim
181.8Dim
191.8Dim
201.8Dim
211.9Dim
221.9Dim
231.9Dim
242.0Dim
252.0Moderate
262.1Moderate
272.1Moderate
282.1Moderate
292.2Moderate
302.2Moderate
312.3Moderate
Planning a trip in January

Is January a good time to visit Cudahy?

Our two travel scores rate January 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

January is a weaker month for outdoor sightseeing in Cudahy.

What to pack for Cudahy in January

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

In January, Cudahy sees daytime highs around 30°F and nights near 21°F. Pack a warm layer and a heavy coat. Worth having: rain gear and a windbreaker. About 10 days see rain.

a warm layera heavy coatrain geara windbreaker

Sea temperature near Cudahy in January

The nearest coast averages about 38°F in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 70°F and coldest in March near 36°F.

It's comfortable for a long swim from Jul 24 to Sep 2 — about 1.3 months when the water holds above 68°F.

30°40°50°60°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°F)Comfort
Jan38Bracing
Feb36Bracing
Mar36Bracing
Apr38Bracing
May43Bracing
Jun55Bracing
Jul67Cool
Aug70Refreshing
Sep66Cool
Oct56Bracing
Nov47Bracing
Dec41Bracing

UV index in Cudahy in January

LowModerateHighVery highExtreme

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

Under clear skies, the midday UV index in Cudahy peaks around June 22 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 22UV 9Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

Air quality in Cudahy in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Cudahy is worst in July — around 17 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (October, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1017 µg/m³Oct 249 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar15Moderate
Apr15Moderate
May16Moderate
Jun17Moderate
Jul17Moderate
Aug16Moderate
Sep13Moderate
Oct9Good
Nov9Good
Dec10Good
Location & terrain

Where is Cudahy?

Cudahy sits at 43.0°N, 87.9°W, 722 ft above sea level, in United States. The nearest listed city is South Milwaukee, 3.1 mi away.

Topography around Cudahy

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

Within 2 miles, the terrain around Cudahy has only modest variations in elevation — a maximum elevation change of 184 ft around an average of 650 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 394 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 840 ft.

The land around Cudahy is covered by artificial surfaces (39%) and water (31%) within 2 miles, water (49%) and artificial surfaces (24%) within 10 miles, and water (49%) within 50 miles.

2 miles
184 ft
10 miles
394 ft
50 miles
840 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: South Milwaukee 3.1 mi · Oak Creek 5.0 mi · Milwaukee 6.2 mi · Greenfield 7.5 mi · West Allis 8.1 mi · Wauwatosa 9.9 mi · Franklin 9.9 mi · Caledonia 11 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 Cudahy (42.9597°, -87.8615°, elevation 722 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).