Willemstad weather in January

In January, Willemstad sees average daytime highs of 26°C and overnight lows near 25°C, with 46 mm of rain across 12.9 wet days and about 11.4 hours of daylight. It is the 10th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 70% of the time in January, and the air most often feels oppressive.

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 Willemstad's 1st-clearest and 6th-windiest month. For the whole year in context, see Willemstad's year-round climate.

Daytime high
26°
10th warmest
Overnight low
25°
2nd coldest
Rainfall
46 mm
12.9 wet days
Daylight
11 h 24 min
7:04 AM – 6:26 PM
Cloud cover
35%
1st clearest
Wind
31 km/h
6th windiest
Solar energy
5.24 kWh/m²
Travel score
6.7
out of 10

Willemstad is capital city of Curaçao.

Density
868/km²
people per km²
Founded
1634

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 26°C through the month.

A typical January day in Willemstad reaches about 26°C in the afternoon and slips back to 25°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 27°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)
12726
22725
32725
42725
52725
62725
72625
82625
92625
102625
112625
122625
132625
142625
152625
162625
172625
182625
192625
202625
212625
222625
232625
242625
252625
262625
272625
282625
292625
302625
312625

How January really feels in Willemstad

Once humidity and wind are folded in, January averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Willemstad weather by month

How January compares with the rest of the year at a glance. January is the 10th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 25°4612.911.46.7
Feb26° / 25°237.511.67.3
Mar26° / 25°206.111.97.4
Apr27° / 26°306.912.36.8
May27° / 26°378.412.66.5
Jun27° / 27°431212.76.0
Jul27° / 26°4412.512.66.2
Aug28° / 27°4612.512.45.9
Sep28° / 27°661512.15.0
Oct28° / 27°1102111.74.4
Nov28° / 26°1502311.44.5
Dec27° / 26°841811.35.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 70% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 16%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18020
28020
38119
48317
58317
68416
78416
88515
98515
108515
118614
128614
138614
148614
158515
168416
178416
188416
198416
208416
218416
228416
238416
248416
258416
268515
278515
288515
298515
308515
318515

Chance of precipitation in January

Any precipitation

Willemstad gets around 46 mm of rain over 12.9 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 41% and peaks near 49% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
149
249
348
448
547
647
747
847
946
1046
1145
1245
1344
1443
1542
1642
1741
1840
1940
2039
2138
2237
2336
2435
2534
2633
2733
2832
2932
3031
3131

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 95% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
12944
22944
32953
42962
52962
62962
72971
82971
92971
102971
113961
123961
133970
143970
153970
163970
173970
183970
193970
204960
214960
224960
234951
245941
255941
266931
276931
286931
297912
307912
317912

Wind in January

Winds average 31 km/h in January.

Across January, daily wind ranges from about 30 km/h on the calmest days to 31 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
130windy
230windy
330windy
430windy
530windy
630windy
730windy
830windy
930windy
1030windy
1130windy
1230windy
1330windy
1430windy
1530windy
1630windy
1730windy
1830windy
1930windy
2030windy
2131windy
2231windy
2331windy
2431windy
2531windy
2631windy
2731windy
2831windy
2931windy
3031windy
3131windy

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 7:00 AM to 7:05 AM, and sunset from 6:18 PM to 6:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.37:006:18
211.37:006:18
311.37:006:19
411.37:016:19
511.37:016:20
611.37:016:20
711.37:026:21
811.37:026:21
911.37:026:22
1011.37:036:22
1111.37:036:23
1211.37:036:24
1311.37:036:24
1411.37:046:25
1511.47:046:25
1611.47:046:26
1711.47:046:26
1811.47:046:27
1911.47:056:27
2011.47:056:28
2111.47:056:28
2211.47:056:29
2311.47:056:29
2411.47:056:30
2511.47:056:30
2611.47:056:31
2711.47:056:31
2811.47:056:31
2911.47:056:32
3011.57:056:32
3111.57:056:33

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.24 kWh/m².

For context, solar energy here swings from a low near 4.91 kWh/m² to a high of 6.52 kWh/m² in August across the year — January's 5.24 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in January

Hazard calendar for Willemstad

In seasonPeak

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

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

Willemstad's rainy season runs October–December, when most of the year's rain falls.

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

Is January a good time to visit Willemstad?

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

6.7
Sightseeing
4th-best month of the year
6.5
Beach & pool
6th-best month of the year

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

What to pack for Willemstad in January

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

In January, Willemstad sees daytime highs around 26°C and nights near 25°C. Pack a windbreaker. Worth having: light clothes, rain gear and sun protection. About 13 days see rain.

a windbreakerlight clothesrain gearsun protection

Sea temperature near Willemstad in January

The nearest coast averages about 27°C 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 October at about 29°C and coldest in February near 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb26Warm
Mar26Warm
Apr27Warm
May27Warm
Jun28Warm
Jul28Warm
Aug28Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Willemstad in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Willemstad peaks around March 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 19UV 13Dec 13UV 9
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar14Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Willemstad 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 Willemstad is worst in June — around 32 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (January, 11 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1531 µg/m³Jan 111 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar14Moderate
Apr21Moderate
May26Moderate
Jun32Moderate
Jul26Moderate
Aug20Moderate
Sep15Moderate
Oct14Moderate
Nov12Good
Dec11Good
Location & terrain

Where is Willemstad?

Willemstad sits at 12.1°N, 68.9°W, 1 m above sea level, in Curacao. The nearest listed city is Bandariba, 7.0 km away.

Bandariba

Topography around Willemstad

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

Within 3 km, the terrain around Willemstad has only modest variations in elevation — a maximum elevation change of 90 m around an average of 24 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 178 m; within 80 km, significant variations in elevation — a maximum elevation change of 281 m.

The land around Willemstad is covered by artificial surfaces (66%) within 3 km, water (71%) within 16 km, and water (94%) within 80 km.

3 km
90 m
16 km
178 m
80 km
281 m
treesshrubsgrasslandartificial surfacesbare terrainwater
January weather nearby: Bandariba 7.0 km · Kralendijk 67 km · Puerto Cumarebo 87 km · La Vela de Coro 104 km · Pueblo Nuevo 114 km · Coro 117 km · Savaneta 120 km · Santa Cruz 126 km

Curacao travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / F
127 V · 50 Hz
Prices
≈ 70% of US
price level, 2024
GDP per capita
$22,833
2024
Homicide rate
16.9
per 100k, 2007
Income group
High
World Bank
Religion
Roman Catholic 73%Pentecostal 7%none 6%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 Willemstad (12.1225°, -68.8864°, elevation 1 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).