San Andrés weather in January

In January, San Andrés sees average daytime highs of 27°C and overnight lows near 25°C, with 57 mm of rain across 15.6 wet days and about 11.3 hours of daylight. It is the 11th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 74% 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 24 min by month's end. Set against the rest of the year, January is San Andrés's 3rd-clearest and 1st-windiest month. For the whole year in context, see San Andrés's year-round climate.

Daytime high
27°
11th warmest
Overnight low
25°
1st coldest
Rainfall
57 mm
15.6 wet days
Daylight
11 h 18 min
6:56 AM – 6:16 PM
Cloud cover
33%
3rd clearest
Wind
27 km/h
1st windiest
Solar energy
5.1 kWh/m²
Travel score
6.2
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical January day in San Andrés reaches about 27°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
22726
32726
42726
52725
62725
72725
82725
92725
102725
112725
122725
132725
142725
152725
162725
172725
182725
192725
202725
212725
222725
232725
242725
252725
262725
272725
282725
292725
302725
312725

How January really feels in San Andrés

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.

San Andrés weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 25°5715.611.36.2
Feb27° / 25°279.311.67.1
Mar27° / 26°186.511.97.6
Apr27° / 26°276.812.37.2
May28° / 26°14519.112.65.0
Jun28° / 26°24525.412.73.9
Jul28° / 26°24725.412.74.0
Aug28° / 26°23026.112.43.9
Sep28° / 26°22226.212.13.7
Oct28° / 26°29828.111.73.7
Nov27° / 26°26225.311.44.1
Dec27° / 26°11420.411.35.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 74% 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 13%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18119
28218
38218
48218
58317
68317
78416
88416
98416
108515
118515
128515
138515
148614
158713
168713
178812
188812
198812
208812
218911
229010
239010
249010
258911
269010
279010
289010
299010
309010
319010

Chance of precipitation in January

Any precipitation

San Andrés gets around 57 mm of rain over 15.6 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 50% and peaks near 56% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
156
256
356
456
556
656
755
855
955
1055
1155
1254
1354
1453
1552
1651
1750
1849
1948
2047
2147
2246
2345
2444
2543
2642
2741
2841
2940
3040
3140

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 92% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
104888
204888
304897
404906
503916
603925
704924
804924
904924
1004933
1104933
1204942
1305932
1405932
1505941
1606931
1706931
1806931
1907921
2007921
2107930
2208920
2308920
2408920
2508920
2608920
2708920
2808920
2908920
3008920
3118910

Wind in January

Winds average 27 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 27 km/h on the calmest days to 28 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
128breezy
228breezy
328breezy
428breezy
528breezy
628breezy
728breezy
828breezy
928breezy
1027breezy
1127breezy
1227breezy
1327breezy
1427breezy
1527breezy
1627breezy
1727breezy
1827breezy
1927breezy
2027breezy
2127breezy
2227breezy
2327breezy
2427breezy
2527breezy
2627breezy
2727breezy
2827breezy
2927breezy
3027breezy
3127breezy

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 18 min at the start of January to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over January. Sunrise moves from 6:52 AM to 6:57 AM, and sunset from 6:08 PM to 6:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:526:08
211.36:526:09
311.36:536:09
411.36:536:10
511.36:536:10
611.36:546:11
711.36:546:11
811.36:546:12
911.36:546:12
1011.36:556:13
1111.36:556:13
1211.36:556:14
1311.36:556:15
1411.36:566:15
1511.36:566:16
1611.36:566:16
1711.36:566:17
1811.36:566:17
1911.46:576:18
2011.46:576:18
2111.46:576:19
2211.46:576:19
2311.46:576:20
2411.46:576:20
2511.46:576:21
2611.46:576:21
2711.46:576:22
2811.46:576:22
2911.46:576:23
3011.46:576:23
3111.46:576:23

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.1 kWh/m².

For context, solar energy here swings from a low near 4.46 kWh/m² to a high of 6.63 kWh/m² in April across the year — January's 5.1 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in January

Hazard calendar for San Andrés

In seasonPeak

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

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

San Andrés's rainy season runs May–November, 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 San Andrés?

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

6.2
Sightseeing
4th-best month of the year
6.2
Beach & pool
4th-best month of the year

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

What to pack for San Andrés in January

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

In January, San Andrés sees daytime highs around 27°C and nights near 25°C. Pack rain gear. Worth having: light clothes, sun protection and a windbreaker. About 16 days see rain.

rain gearlight clothessun protectiona windbreaker

Sea temperature near San Andrés 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 September at about 29°C and coldest in February near 27°C.

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

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr28Warm
May28Tropical
Jun28Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec28Warm

UV index in San Andrés in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Andrés peaks around April 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 highApr 14UV 13Dec 16UV 9
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun13Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov10Very high
Dec9Very high

Air quality in San Andrés 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 San Andrés is worst in July — around 35 µg/m³ PM2.5 (moderate), about 4.4× the cleanest month (November, 8 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1434 µg/m³Nov 178 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar11Good
Apr15Moderate
May24Moderate
Jun31Moderate
Jul35Moderate
Aug26Moderate
Sep16Moderate
Oct11Good
Nov8Good
Dec11Good
Location & terrain

Where is San Andrés?

San Andrés sits at 12.6°N, 81.7°W, in Colombia. The nearest listed city is Pearl Lagoon, 216 km away.

Topography around San Andrés

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

Within 3 km, the terrain around San Andrés has only modest variations in elevation — a maximum elevation change of 91 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 91 m; within 80 km, only modest variations in elevation — a maximum elevation change of 86 m.

The land around San Andrés is covered by water (70%) within 3 km, water (97%) within 16 km, and water (100%) within 80 km.

3 km
91 m
16 km
91 m
80 km
86 m
treesgrasslandartificial surfacesbare terrainwatermangroves
January weather nearby: Pearl Lagoon 216 km · Bluefields 233 km · Puerto Cabezas 244 km · Rama 278 km · Nueva Guinea 316 km · Puerto Limón 323 km · Siquirres 339 km · El Castillo 341 km

Colombia travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 / 240 V · 60 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$8,562
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
74%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
15.4
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 480
Religion
Roman Catholic 64%Protestant 17%none 14%atheist 1%

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 San Andrés (12.5786°, -81.6997°), 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).