Santa-Luzia weather in January

In January, Santa-Luzia sees average daytime highs of 32°C and overnight lows near 20°C, with 1 mm of rain across 0.1 wet days and about 11.4 hours of daylight. It is the 8th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 57% of the time in January, and the air most often feels dry.

Daylight stretches from about 11 h 18 min at the start of January to 11 h 30 min by month's end. Set against the rest of the year, January is Santa-Luzia's 4th-clearest and 2nd-windiest month. For the whole year in context, see Santa-Luzia's year-round climate.

Daytime high
32°
8th warmest
Overnight low
20°
1st coldest
Rainfall
1 mm
0.1 wet days
Daylight
11 h 24 min
7:30 AM – 6:53 PM
Cloud cover
38%
4th clearest
Wind
10 km/h
2nd windiest
Solar energy
5.57 kWh/m²
Travel score
5.3
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

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

A typical January day in Santa-Luzia reaches about 32°C in the afternoon and slips back to 20°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°C. Set against its neighbours, January runs on par with December and about 2°C cooler than February.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13120
23120
33120
43120
53120
63120
73120
83120
93120
103120
113120
123120
133220
143220
153220
163220
173220
183220
193220
203220
213220
223220
233220
243220
253221
263221
273221
283221
293221
303321
313321

How January really feels in Santa-Luzia

Once humidity and wind are folded in, January averages 9 days 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
9
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.

Santa-Luzia weather by month

How January compares with the rest of the year at a glance. January is the 8th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 20°10.111.45.3
Feb34° / 21°10.211.64.2
Mar35° / 23°0011.93.5
Apr35° / 24°0012.33.4
May34° / 25°51.212.53.8
Jun32° / 26°8811.312.73.7
Jul30° / 25°33526.812.63.0
Aug29° / 25°43728.712.42.9
Sep30° / 25°30527.112.12.8
Oct32° / 25°13420.511.73.2
Nov32° / 24°214.111.54.4
Dec32° / 21°20.211.35.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% 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 30%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26436
36436
46436
56535
66535
76535
86634
96733
106832
116832
127030
137030
147129
157129
167129
177228
187327
197327
207426
217426
227525
237525
247426
257426
267426
277426
287426
297327
307327
317327

Chance of precipitation in January

Any precipitation

Santa-Luzia gets around 1 mm of rain over 0.1 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 0% and peaks near 1% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
10
20
30
40
51
61
71
81
91
101
111
121
131
141
151
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310

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 47% of days. Sticky, muggy-or-worse air turns up on roughly 8% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
141301883
243291873
344291772
445291772
546291672
647291671
748291671
848291671
948291661
1049281661
1149281661
1249281661
1349281661
1449281661
1548291761
1648291761
1748291761
1847291861
1947281861
2047281861
2147281961
2247271961
2347271971
2446261971
2546261981
2646261991
2746251891
28462518101
29462518101
30462418112
31462417112

Wind in January

Winds average 10 km/h in January.

Across January, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 18 min at the start of January to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over January. Sunrise moves from 7:26 AM to 7:31 AM, and sunset from 6:45 PM to 7:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.37:266:45
211.37:266:45
311.37:276:46
411.37:276:46
511.37:286:47
611.37:286:48
711.37:286:48
811.37:296:49
911.37:296:49
1011.37:296:50
1111.37:296:50
1211.47:306:51
1311.47:306:51
1411.47:306:52
1511.47:306:52
1611.47:306:53
1711.47:316:53
1811.47:316:54
1911.47:316:54
2011.47:316:55
2111.47:316:55
2211.47:316:56
2311.47:316:56
2411.47:316:57
2511.47:326:57
2611.47:326:58
2711.47:326:58
2811.57:326:59
2911.57:326:59
3011.57:326:59
3111.57:317:00

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.57 kWh/m².

For context, solar energy here swings from a low near 4.06 kWh/m² to a high of 7.04 kWh/m² in April across the year — January's 5.57 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in January

Hazard calendar for Santa-Luzia

In seasonPeak

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

Santa-Luzia sits in the Atlantic hurricane belt; the season peaks August–October.

Santa-Luzia's monsoon runs July–September, when most of the year's rain falls.

Santa-Luzia sees seasonal dust haze (February–June), heaviest in June.

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

Is January a good time to visit Santa-Luzia?

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

5.3
Sightseeing
1st-best month of the year
8.2
Beach & pool
1st-best month of the year

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

What to pack for Santa-Luzia in January

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

In January, Santa-Luzia sees daytime highs around 32°C and nights near 20°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Santa-Luzia in January

The nearest coast averages about 25°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 29 km away) is warmest in November at about 29°C and coldest in February near 25°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar26Warm
Apr27Warm
May28Warm
Jun28Tropical
Jul28Tropical
Aug28Warm
Sep28Tropical
Oct29Tropical
Nov29Tropical
Dec27Warm

UV index in Santa-Luzia in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Santa-Luzia peaks around August 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 18UV 13Dec 20UV 7
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar13Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec7Very high

Air quality in Santa-Luzia 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 Santa-Luzia is worst in February — around 86 µg/m³ PM2.5 (unhealthy), about 5.5× the cleanest month (August, 16 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorFeb 1884 µg/m³Aug 2116 µg/m³
PM2.5 (µg/m³)Level
Jan63Unhealthy
Feb86Unhealthy
Mar76Unhealthy
Apr51Poor
May53Poor
Jun50Poor
Jul24Moderate
Aug16Moderate
Sep18Moderate
Oct35Moderate
Nov45Poor
Dec58Unhealthy
Location & terrain

Where is Santa-Luzia?

Santa-Luzia sits at 11.9°N, 15.6°W, 38 m above sea level, in Guinea-Bissau. The nearest listed city is Reino de Antula, 2.0 km away.

Topography around Santa-Luzia

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

Within 3 km, the terrain around Santa-Luzia has only modest variations in elevation — a maximum elevation change of 36 m around an average of 12 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 48 m; within 80 km, only modest variations in elevation — a maximum elevation change of 61 m.

The land around Santa-Luzia is covered by artificial surfaces (50%) within 3 km, water (38%) within 16 km, and trees (42%) and water (31%) within 80 km.

3 km
36 m
16 km
48 m
80 km
61 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
January weather nearby: Reino de Antula 2.0 km · Luanda 2.0 km · Bissau 3.0 km · Plaque 3.0 km · Sintra-Nema 3.0 km · Bairro Militar 3.0 km · Missira 3.0 km · Belem 4.0 km

Guinea-Bissau travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type C / E / F
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$1,124
2025
Safe drinking water
24%
of population, 2024
Homicide rate
1.1
per 100k, 2017
Road deaths
32.2
per 100k/yr, 2019
Income group
Low
World Bank
Religion
Muslim 46%folk religions 31%Christian 19%other or unaffiliated 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 Santa-Luzia (11.888°, -15.59°, elevation 38 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. 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).