Alcobaça weather in January

In January, Alcobaça sees average daytime highs of 28°C and overnight lows near 24°C, with 72 mm of rain across 11.7 wet days and about 12.9 hours of daylight. It is the 3rd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 42% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 13 hours at the start of January to 12 h 48 min by month's end. Set against the rest of the year, January is Alcobaça's 9th-clearest and 5th-windiest month. For the whole year in context, see Alcobaça's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
24°
10th coldest
Rainfall
72 mm
11.7 wet days
Daylight
12 h 54 min
5:18 AM – 6:14 PM
Cloud cover
55%
9th clearest
Wind
16 km/h
5th windiest
Solar energy
6.42 kWh/m²
Travel score
5.6
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical January day in Alcobaça reaches about 28°C in the afternoon and slips back to 24°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, January runs on par with December and on par with February.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12824
22824
32824
42824
52824
62824
72824
82824
92824
102824
112824
122824
132824
142824
152824
162824
172824
182924
192924
202924
212924
222924
232924
242924
252924
262924
272924
282924
292924
302924
312924

How January really feels in Alcobaça

Once humidity and wind are folded in, January averages 1 day that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
1
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Alcobaça weather by month

How January compares with the rest of the year at a glance. January is the 3rd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 24°7211.712.95.6
Feb29° / 24°5611.312.65.3
Mar29° / 24°11916.912.14.9
Apr28° / 24°9216.711.65.3
May27° / 23°801411.26.1
Jun26° / 21°5712.6116.5
Jul25° / 21°5313.911.16.6
Aug25° / 21°4210.311.47.0
Sep26° / 22°4810.111.96.9
Oct26° / 23°9912.812.46.3
Nov27° / 23°1581512.85.6
Dec28° / 24°11112.8135.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 47%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24951
34951
44951
54951
65050
75050
85149
95149
105248
115248
125248
135347
145347
155347
165446
175446
185545
195446
205446
215545
225545
235644
245545
255644
265644
275743
285743
295842
305941
315941

Chance of precipitation in January

Any precipitation

Alcobaça gets around 72 mm of rain over 11.7 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 38% and peaks near 42% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
235
335
435
535
635
735
835
935
1035
1135
1236
1336
1436
1537
1637
1738
1838
1939
2039
2140
2240
2341
2441
2541
2642
2742
2842
2942
3042
3141

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 93% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
13943
23943
33943
43943
53943
63934
73934
82944
92944
102935
112935
122935
132935
142935
151945
161936
171936
181936
191936
201936
211936
221936
231936
241936
251936
261936
271936
281936
291936
301927
311927

Wind in January

Winds average 16 km/h in January.

Across January, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 hours at the start of January to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over January. Sunrise moves from 5:09 AM to 5:26 AM, and sunset from 6:11 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:096:11
213.05:106:11
313.05:106:12
413.05:116:12
513.05:116:12
613.05:126:12
713.05:126:13
813.05:136:13
913.05:146:13
1013.05:146:13
1113.05:156:14
1213.05:156:14
1313.05:166:14
1413.05:176:14
1513.05:176:14
1612.95:186:14
1712.95:186:14
1812.95:196:15
1912.95:206:15
2012.95:206:15
2112.95:216:15
2212.95:216:15
2312.95:226:15
2412.95:236:15
2512.95:236:15
2612.85:246:14
2712.85:246:14
2812.85:256:14
2912.85:256:14
3012.85:266:14
3112.85:266:14

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.42 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.63 kWh/m² to a high of 6.42 kWh/m² in January across the year — January's 6.42 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.4Intense
316.4Intense
Planning a trip in January

Is January a good time to visit Alcobaça?

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

5.6
Sightseeing
8th-best month of the year
6.7
Beach & pool
1st-best month of the year

January is a reasonable time to visit Alcobaça for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Alcobaça in January

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

In January, Alcobaça sees daytime highs around 28°C and nights near 24°C. Pack light clothes and sun protection. Worth having: rain gear. About 12 days see rain.

light clothessun protectionrain gear

Sea temperature near Alcobaça in January

The nearest coast averages about 26°C 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 14 km away) is warmest in April at about 27°C and coldest in August near 24°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb27Warm
Mar27Warm
Apr27Warm
May26Warm
Jun25Warm
Jul25Warm
Aug24Warm
Sep25Warm
Oct25Warm
Nov26Warm
Dec26Warm

UV index in Alcobaça in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Alcobaça peaks around February 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 7 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 14UV 14Jun 21UV 7
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep10Extreme
Oct12Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Alcobaça?

Alcobaça sits at 17.5°S, 39.2°W, 5 m above sea level, in Brazil. The nearest listed city is Prado, 20 km away.

Topography around Alcobaça

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Alcobaça.

Within 3 km, the terrain around Alcobaça has only modest variations in elevation — a maximum elevation change of 21 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 72 m; within 80 km, significant variations in elevation — a maximum elevation change of 592 m.

The land around Alcobaça is covered by water (43%) within 3 km, water (48%), trees (25%) and grassland (21%) within 16 km, and water (46%), trees (29%) and grassland (23%) within 80 km.

3 km
21 m
16 km
72 m
80 km
592 m
treesshrubsgrasslandartificial surfacesbare terrainwaterwetlandmangroves
January weather nearby: Prado 20 km · Nova Viçosa 45 km · Teixeira de Freitas 58 km · Itamaraju 64 km · Mucuri 73 km · Posto da Mata 81 km · Medeiros Neto 110 km · Itabela 112 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 4%

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 Alcobaça (-17.5194°, -39.1956°, elevation 5 m), 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).