Willoughby weather in January

In January, Willoughby sees average daytime highs of 32°F and overnight lows near 24°F, with 3.9 in of precipitation across 15 wet days and about 9.3 hours of daylight. It is the 11th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 35°F in the first days to 31°F by the end. The sky is clear or mostly clear about 7% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 hours at the start of January to 9 h 42 min by month's end. Set against the rest of the year, January is Willoughby's 12th-clearest and 2nd-windiest month. For the whole year in context, see Willoughby's year-round climate.

Daytime high
32°
11th warmest
Overnight low
24°
2nd coldest
Precipitation
3.9 in
15 wet days
Daylight
9 h 18 min
7:56 AM – 5:14 PM
Cloud cover
83%
12th clearest
Wind
16 mph
2nd windiest
Solar energy
1.72 kWh/m²
Travel score
0.0
out of 10

Willoughby is city in Lake County, Ohio, United States.

Density
845/km²
people per km²
Founded
1798

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 35°F in the first days to 31°F by the end.

A typical January day in Willoughby reaches about 32°F in the afternoon and slips back to 24°F overnight — a 8°F spread between the day's warmth and the night's chill. On most days the high lands between 20°F and 43°F. Set against its neighbours, January runs about 6°F cooler than December and on par with February.

10°20°30°40°50°151015202531
Avg high (°F)Avg low (°F)
13528
23528
33528
43427
53427
63427
73426
83426
93326
103325
113325
123325
133324
143224
153224
163224
173223
183223
193123
203123
213123
223122
233122
243122
253122
263122
273122
283122
293122
303122
313122

How January really feels in Willoughby

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
25 feel bitter (≤ 14°F)

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

Willoughby weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan32° / 24°3.91511.79.30.0
Feb32° / 23°2.9117.510.30.0
Mar37° / 29°3.5125.211.70.0
Apr48° / 40°4.2131.313.11.6
May62° / 54°3.812.8014.34.9
Jun73° / 66°4.712.90156.4
Jul78° / 71°4.312.3014.76.6
Aug76° / 70°4.012.3013.76.8
Sep70° / 63°4.010.4012.36.6
Oct59° / 52°4.313010.94.3
Nov47° / 41°4.514.43.49.71.4
Dec38° / 32°4.415.89.290.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 6% of January, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11486
21387
31387
41387
51288
61288
71288
81288
91288
101288
111288
121288
131288
141288
151288
161288
171288
181288
191288
201387
211387
221486
231486
241486
251585
261684
271684
281783
291882
301882
312179

Chance of precipitation in January

Any precipitationSnow

Willoughby gets around 3.9 in of rain and snow over 15 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 48% and peaks near 53% on the wettest days, and about 12 days bring snow. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
15035
25135
35135
45136
55236
65237
75237
85338
95238
105238
115238
125138
135138
145038
155038
164938
174838
184838
194738
204738
214638
224537
234537
244437
254436
264435
274335
284334
294234
304233
314232

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 15 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
3015breezy
3115breezy

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 hours at the start of January to 9 h 42 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 7:58 AM to 7:47 AM, and sunset from 5:00 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.07:585:00
29.07:585:00
39.17:585:01
49.17:585:02
59.17:585:03
69.17:585:04
79.17:585:05
89.17:585:06
99.17:585:07
109.27:585:08
119.27:585:09
129.27:575:10
139.27:575:11
149.27:575:12
159.37:565:13
169.37:565:14
179.37:565:15
189.37:555:16
199.47:555:17
209.47:545:18
219.47:545:19
229.57:535:21
239.57:535:22
249.57:525:23
259.57:515:24
269.67:515:25
279.67:505:26
289.67:495:28
299.77:485:29
309.77:475:30
319.77:475:31

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 1.31 kWh/m² to a high of 6.54 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
61.4Dim
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 Willoughby?

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
8th-best month of the year

January is a weaker month for outdoor sightseeing in Willoughby.

What to pack for Willoughby in January

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

In January, Willoughby sees daytime highs around 32°F and nights near 24°F. Pack a warm layer, a heavy coat and rain gear. Worth having: a windbreaker. About 15 days see rain.

a warm layera heavy coatrain geara windbreaker

Sea temperature near Willoughby in January

The nearest coast averages about 36°F in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 11 mi away) is warmest in August at about 75°F and coldest in February near 33°F.

It's comfortable for a long swim from Jun 28 to Sep 24 — about 2.9 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan36Bracing
Feb33Bracing
Mar35Bracing
Apr40Bracing
May51Bracing
Jun65Cool
Jul73Refreshing
Aug75Refreshing
Sep71Refreshing
Oct62Cool
Nov51Bracing
Dec42Bracing

UV index in Willoughby in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Willoughby peaks around June 19 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 19UV 9Dec 22UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug7High
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

Air quality in Willoughby 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 Willoughby is worst in June — around 16 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (November, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1716 µg/m³Nov 156 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar12Good
Apr13Moderate
May15Moderate
Jun16Moderate
Jul15Moderate
Aug14Moderate
Sep11Good
Oct7Good
Nov6Good
Dec7Good
Location & terrain

Where is Willoughby?

Willoughby sits at 41.6°N, 81.4°W, 659 ft above sea level, in United States. The nearest listed city is Eastlake, 2.5 mi away.

Topography around Willoughby

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

Within 2 miles, the terrain around Willoughby has only modest variations in elevation — a maximum elevation change of 305 ft around an average of 673 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 853 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 879 ft.

The land around Willoughby is covered by trees (50%), artificial surfaces (25%) and grassland (23%) within 2 miles, trees (43%) and water (34%) within 10 miles, and water (47%) and trees (34%) within 50 miles.

2 miles
305 ft
10 miles
853 ft
50 miles
879 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Eastlake 2.5 mi · Mentor 3.7 mi · Euclid 6.8 mi · Mayfield Heights 8.7 mi · South Euclid 9.9 mi · Collinwood 9.9 mi · Painesville 9.9 mi · Cleveland Heights 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 Willoughby (41.6398°, -81.4065°, elevation 659 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).