Fairhaven weather in January

In January, Fairhaven sees average daytime highs of 38°F and overnight lows near 25°F, with 3.7 in of precipitation across 9.9 wet days and about 9.3 hours of daylight. It is the 12th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 38°F through the month. The sky is clear or mostly clear about 35% 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 Fairhaven's 5th-clearest and 2nd-windiest month. For the whole year in context, see Fairhaven's year-round climate.

Daytime high
38°
12th warmest
Overnight low
25°
1st coldest
Precipitation
3.7 in
9.9 wet days
Daylight
9 h 18 min
7:14 AM – 4:32 PM
Cloud cover
58%
5th clearest
Wind
9 mph
2nd windiest
Solar energy
2.01 kWh/m²
Travel score
0.0
out of 10

Fairhaven is town in Bristol County, Massachusetts, United States.

Founded
1659

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 38°F through the month.

A typical January day in Fairhaven reaches about 38°F in the afternoon and slips back to 25°F overnight — a 13°F spread between the day's warmth and the night's chill. On most days the high lands between 25°F and 50°F. Set against its neighbours, January runs about 5°F cooler than December and about 2°F cooler than February.

20°40°60°151015202531
Avg high (°F)Avg low (°F)
14027
24027
33927
43927
53926
63926
73926
83926
93826
103826
113825
123825
133825
143825
153725
163724
173724
183724
193724
203724
213724
223724
233724
243724
253724
263724
273724
283724
293724
303724
313724

How January really feels in Fairhaven

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
1 feel bitter (≤ 14°F)

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

Fairhaven weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan38° / 25°3.79.94.79.30.0
Feb39° / 26°3.29.14.510.30.0
Mar46° / 32°4.410.64.111.71.2
Apr56° / 42°3.810.80.713.13.7
May65° / 50°3.110.8014.35.7
Jun75° / 60°3.39.10156.8
Jul81° / 66°2.99.6014.76.6
Aug79° / 65°3.49.5013.76.8
Sep72° / 58°3.58.4012.37.0
Oct62° / 48°4.19.30.110.95.5
Nov52° / 38°3.78.90.59.72.8
Dec43° / 30°4.310.73.390.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 13% of January, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
25050
35050
45050
54951
64951
74951
84951
94852
104852
114852
124852
134951
144852
154852
164852
174852
184852
194753
204753
214753
224753
234753
244852
254852
264852
274852
284852
294852
304951
314951

Chance of precipitation in January

Any precipitationSnow

Fairhaven gets around 3.7 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 35% on the wettest days, and about 5 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13413
23413
33414
43414
53414
63415
73515
83515
93516
103516
113516
123516
133516
143416
153416
163416
173316
183316
193216
203215
213115
223115
233015
243015
252915
262915
272915
282914
292914
302914
312914

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 9 mph in January.

Across January, daily wind ranges from about 9 mph on the calmest days to 9 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
59light breeze
69light breeze
79light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze
319light breeze

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 7:16 AM to 7:05 AM, and sunset from 4:18 PM to 4:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.07:164:18
29.07:164:18
39.17:164:19
49.17:164:20
59.17:164:21
69.17:164:22
79.17:164:23
89.17:164:24
99.17:164:25
109.27:164:26
119.27:164:27
129.27:154:28
139.27:154:29
149.27:154:30
159.37:144:31
169.37:144:32
179.37:144:33
189.37:134:34
199.47:134:35
209.47:124:36
219.47:124:37
229.57:114:39
239.57:114:40
249.57:104:41
259.57:094:42
269.67:084:43
279.67:084:44
289.67:074:46
299.77:064:47
309.77:054:48
319.77:054:49

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.01 kWh/m².

For context, solar energy here swings from a low near 1.65 kWh/m² to a high of 6.05 kWh/m² in June across the year — January's 2.01 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.7Dim
21.7Dim
31.7Dim
41.8Dim
51.8Dim
61.8Dim
71.8Dim
81.8Dim
91.8Dim
101.8Dim
111.9Dim
121.9Dim
131.9Dim
141.9Dim
151.9Dim
162.0Dim
172.0Moderate
182.0Moderate
192.1Moderate
202.1Moderate
212.1Moderate
222.2Moderate
232.2Moderate
242.2Moderate
252.3Moderate
262.3Moderate
272.3Moderate
282.4Moderate
292.4Moderate
302.4Moderate
312.5Moderate
Planning a trip in January

Hazard calendar for Fairhaven

In seasonPeak

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

Fairhaven 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 Fairhaven?

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

0.0
Sightseeing
11th-best month of the year
0.0
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Fairhaven.

What to pack for Fairhaven in January

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

In January, Fairhaven sees daytime highs around 38°F and nights near 25°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 Fairhaven in January

The nearest coast averages about 41°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 February near 37°F.

It's comfortable for a long swim from Jul 16 to Sep 8 — about 1.8 months when the water holds above 68°F.

30°40°50°60°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°F)Comfort
Jan41Bracing
Feb37Bracing
Mar38Bracing
Apr44Bracing
May53Bracing
Jun61Cool
Jul68Refreshing
Aug70Refreshing
Sep67Cool
Oct62Cool
Nov54Bracing
Dec47Bracing

UV index in Fairhaven 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 Fairhaven peaks around June 23 at about 8 (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 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 23UV 8Dec 23UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr5High
May7Very high
Jun8Very high
Jul8Very high
Aug5Moderate
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

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

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1516 µg/m³Nov 189 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar14Moderate
Apr14Moderate
May15Moderate
Jun15Moderate
Jul16Moderate
Aug14Moderate
Sep12Good
Oct10Good
Nov8Good
Dec10Good
Location & terrain

Where is Fairhaven?

Fairhaven sits at 41.6°N, 70.9°W, 20 ft above sea level, in United States. The nearest listed city is New Bedford, 1.2 mi away.

Topography around Fairhaven

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

Within 2 miles, the terrain around Fairhaven has only modest variations in elevation — a maximum elevation change of 151 ft around an average of 33 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 600 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,076 ft.

The land around Fairhaven is covered by artificial surfaces (34%), water (28%) and trees (24%) within 2 miles, trees (49%) and water (35%) within 10 miles, and water (55%) and trees (38%) within 50 miles.

2 miles
151 ft
10 miles
600 ft
50 miles
1,076 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: New Bedford 1.2 mi · Fall River 14 mi · Somerset 15 mi · Swansea 17 mi · Middleborough 17 mi · Portsmouth 18 mi · Bristol 19 mi · Taunton 21 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 Fairhaven (41.6376°, -70.9036°, elevation 20 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. 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).