Westbrook weather in January

In January, Westbrook sees average daytime highs of 32°F and overnight lows near 20°F, with 3.9 in of precipitation across 9.9 wet days and about 9.1 hours of daylight. It is the 12th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°F through the month. The sky is clear or mostly clear about 34% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 h 48 min at the start of January to 9 h 36 min by month's end. Set against the rest of the year, January is Westbrook's 4th-clearest and 1st-windiest month. For the whole year in context, see Westbrook's year-round climate.

Daytime high
32°
12th warmest
Overnight low
20°
1st coldest
Precipitation
3.9 in
9.9 wet days
Daylight
9 h 06 min
7:18 AM – 4:23 PM
Cloud cover
58%
4th clearest
Wind
12 mph
1st windiest
Solar energy
1.84 kWh/m²
Travel score
0.0
out of 10

Westbrook is city in Cumberland County, Maine, United States.

Density
400/km²
people per km²
Founded
1814

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°F through the month.

A typical January day in Westbrook reaches about 32°F in the afternoon and slips back to 20°F overnight — a 12°F spread between the day's warmth and the night's chill. On most days the high lands between 19°F and 44°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)
13423
23423
33322
43322
53322
63322
73321
83321
93221
103221
113220
123220
133220
143220
153120
163120
173119
183119
193119
203119
213119
223119
233119
243119
253119
263119
273119
283119
293119
303119
313119

How January really feels in Westbrook

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.

Westbrook weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan32° / 20°3.99.96.99.10.0
Feb33° / 21°3.68.96.510.20.0
Mar38° / 28°4.610.95.611.60.0
Apr47° / 38°4.710.71.913.21.6
May56° / 47°3.9110.114.53.7
Jun65° / 56°4.010.3015.25.7
Jul71° / 63°3.19.2014.96.7
Aug71° / 63°3.28.4013.86.9
Sep65° / 57°3.78.7012.36.2
Oct56° / 47°5.410.60.210.83.8
Nov46° / 37°4.510.41.49.51.3
Dec37° / 28°4.9115.88.80.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 16% of January, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34852
44852
54951
64852
74852
84852
94852
104852
114852
124852
134852
144852
154852
164951
175050
185050
195050
205050
215149
225248
235248
245347
255347
265347
275248
285347
295347
305347
315347

Chance of precipitation in January

Any precipitationSnow

Westbrook gets around 3.9 in of rain and snow over 9.9 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 32% and peaks near 34% on the wettest days, and about 7 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
13422
23423
33423
43423
53423
63423
73423
83423
93423
103423
113423
123423
133423
143323
153323
163323
173322
183322
193222
203222
213122
223122
233022
243022
253022
263022
272922
282923
292923
302923
312923

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 12 mph in January, the windiest month of the year.

Across January, daily wind ranges from about 11 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
2711light breeze
2811light breeze
2911light breeze
3011light breeze
3111light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 48 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 48 minutes over January. Sunrise moves from 7:21 AM to 7:08 AM, and sunset from 4:09 PM to 4:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.87:214:09
28.87:214:09
38.87:214:10
48.87:214:11
58.97:214:12
68.97:214:13
78.97:214:14
88.97:214:15
98.97:204:16
108.97:204:17
119.07:204:18
129.07:204:19
139.07:194:20
149.07:194:21
159.17:194:22
169.17:184:23
179.17:184:24
189.17:174:26
199.27:174:27
209.27:164:28
219.27:164:29
229.37:154:31
239.37:144:32
249.37:134:33
259.47:134:34
269.47:124:36
279.47:114:37
289.57:104:38
299.57:094:39
309.57:084:41
319.67:084:42

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.84 kWh/m².

For context, solar energy here swings from a low near 1.46 kWh/m² to a high of 6.02 kWh/m² in July across the year — January's 1.84 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.6Dim
21.6Dim
31.6Dim
41.6Dim
51.6Dim
61.6Dim
71.6Dim
81.6Dim
91.6Dim
101.7Dim
111.7Dim
121.7Dim
131.7Dim
141.8Dim
151.8Dim
161.8Dim
171.8Dim
181.9Dim
191.9Dim
201.9Dim
211.9Dim
222.0Dim
232.0Moderate
242.0Moderate
252.1Moderate
262.1Moderate
272.2Moderate
282.2Moderate
292.2Moderate
302.3Moderate
312.3Moderate
Planning a trip in January

Hazard calendar for Westbrook

In seasonPeak

None of Westbrook's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Westbrook sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Westbrook?

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 Westbrook.

What to pack for Westbrook in January

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

In January, Westbrook sees daytime highs around 32°F and nights near 20°F. Pack a warm layer and a heavy coat. Worth having: rain gear. About 10 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Westbrook in January

The nearest coast averages about 42°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 13 mi away) is warmest in August at about 63°F and coldest in March near 38°F.

The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.

40°50°60°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°F)Comfort
Jan42Bracing
Feb39Bracing
Mar38Bracing
Apr42Bracing
May48Bracing
Jun55Bracing
Jul62Cool
Aug63Cool
Sep60Cool
Oct54Bracing
Nov49Bracing
Dec45Bracing

UV index in Westbrook 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 Westbrook peaks around July 12 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 23 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateModerateLowJul 12UV 7Dec 23UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5Moderate
May7High
Jun7High
Jul7Very high
Aug4Moderate
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Westbrook?

Westbrook sits at 43.7°N, 70.4°W, 75 ft above sea level, in United States. The nearest listed city is South Portland Gardens, 3.7 mi away.

Topography around Westbrook

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

Within 2 miles, the terrain around Westbrook has only modest variations in elevation — a maximum elevation change of 279 ft around an average of 108 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 614 ft; within 50 miles, large variations in elevation — a maximum elevation change of 3,356 ft.

The land around Westbrook is covered by trees (59%) and grassland (21%) within 2 miles, trees (67%) within 10 miles, and trees (64%) and water (31%) within 50 miles.

2 miles
279 ft
10 miles
614 ft
50 miles
3,356 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: South Portland Gardens 3.7 mi · Portland 5.6 mi · South Portland 6.8 mi · West Scarborough 7.5 mi · Saco 12 mi · Biddeford 14 mi · Sanford 26 mi · Brunswick 26 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 Westbrook (43.677°, -70.3712°, elevation 75 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).