Tumaco weather in January

In January, Tumaco sees average daytime highs of 27°C and overnight lows near 24°C, with 461 mm of rain across 28.7 wet days and about 11.9 hours of daylight. It is the 6th-warmest and 1st-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 3% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of January to 11 h 54 min by month's end. Set against the rest of the year, January is Tumaco's 2nd-clearest and 8th-windiest month. For the whole year in context, see Tumaco's year-round climate.

Daytime high
27°
6th warmest
Overnight low
24°
7th coldest
Rainfall
461 mm
28.7 wet days
Daylight
11 h 54 min
6:27 AM – 6:22 PM
Cloud cover
79%
2nd clearest
Wind
11 km/h
8th windiest
Solar energy
3.97 kWh/m²
Travel score
3.7
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 Tumaco reaches about 27°C in the afternoon and slips back to 24°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 28°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)
12724
22724
32724
42724
52724
62724
72724
82724
92724
102724
112724
122724
132724
142724
152724
162724
172724
182724
192724
202724
212724
222724
232724
242724
252724
262724
272724
282724
292724
302724
312725

Tumaco weather by month

How January compares with the rest of the year at a glance. January is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 24°46128.711.93.7
Feb27° / 25°32723.911.93.9
Mar27° / 25°29323.9124.2
Apr27° / 25°37925.6123.9
May27° / 25°40428.412.13.6
Jun27° / 25°2882712.13.7
Jul27° / 24°24827.412.13.7
Aug27° / 24°21027.112.13.8
Sep27° / 24°23025.8123.9
Oct27° / 24°27025.5124.0
Nov26° / 24°19921.911.94.4
Dec27° / 24°31225.511.94.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 15% of January, with mostly cloudy or overcast conditions the remaining 81%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12278
22278
32278
42179
52179
62179
72080
82080
92080
101981
111882
121882
131882
141882
151882
161882
171882
181882
191882
201882
211882
221882
231783
241783
251783
261783
271783
281783
291783
301684
311684

Chance of precipitation in January

Any precipitation

Tumaco gets around 461 mm of rain over 28.7 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 92% and peaks near 94% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
186
287
387
488
589
689
790
891
991
1092
1193
1293
1393
1494
1594
1694
1794
1894
1994
2094
2194
2294
2394
2494
2594
2693
2793
2893
2993
3093
3192

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 88% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11909
21909
31909
41909
51909
61909
71909
81909
91909
101909
111909
1218910
1318910
1418910
1518910
1618811
1718811
1818811
1908812
2008812
2108812
2208812
2308713
2408713
2508713
2608713
2708614
2808614
2908614
3008614
3108614

Wind in January

Winds average 11 km/h in January.

Across January, daily wind ranges from about 10 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412calm
512calm
612calm
712calm
812calm
912calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 54 min at the start of January to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over January. Sunrise moves from 6:21 AM to 6:31 AM, and sunset from 6:15 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:216:15
211.96:226:16
311.96:226:16
411.96:236:17
511.96:236:17
611.96:246:18
711.96:246:18
811.96:246:18
911.96:256:19
1011.96:256:19
1111.96:256:20
1211.96:266:20
1311.96:266:21
1411.96:276:21
1511.96:276:21
1611.96:276:22
1711.96:286:22
1811.96:286:22
1911.96:286:23
2011.96:286:23
2111.96:296:23
2211.96:296:24
2311.96:296:24
2411.96:306:24
2511.96:306:25
2611.96:306:25
2711.96:306:25
2811.96:306:25
2911.96:316:26
3011.96:316:26
3111.96:316:26

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.97 kWh/m².

For context, solar energy here swings from a low near 3.93 kWh/m² to a high of 4.76 kWh/m² in March across the year — January's 3.97 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Moderate
44.0Moderate
54.0Moderate
64.0Moderate
74.0Moderate
84.0Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.9Moderate
164.0Moderate
174.0Moderate
184.0Moderate
194.0Moderate
204.0Bright
214.0Bright
224.0Bright
234.0Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.2Bright
Planning a trip in January

Is January a good time to visit Tumaco?

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

3.7
Sightseeing
9th-best month of the year
3.7
Beach & pool
12th-best month of the year

January is a weaker month for outdoor sightseeing in Tumaco.

What to pack for Tumaco in January

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

In January, Tumaco sees daytime highs around 27°C and nights near 24°C. Pack rain gear. Worth having: light clothes. About 29 days see rain.

rain gearlight clothes

Sea temperature near Tumaco 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 at the nearest coast (about 13 km away) is warmest in May at about 28°C and coldest in December 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
May28Warm
Jun27Warm
Jul27Warm
Aug27Warm
Sep27Warm
Oct27Warm
Nov27Warm
Dec27Warm

UV index in Tumaco 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 Tumaco peaks around February 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 20 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 19UV 15Jul 20UV 11
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep12Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in Tumaco 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 Tumaco is worst in March — around 17 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (July, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateMar 1716 µg/m³Jul 188 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar17Moderate
Apr14Moderate
May11Good
Jun9Good
Jul8Good
Aug9Good
Sep9Good
Oct10Good
Nov13Moderate
Dec12Good
Location & terrain

Where is Tumaco?

Tumaco sits at 1.8°N, 78.8°W, 1 m above sea level, in Colombia. The nearest listed city is San Lorenzo de Esmeraldas, 56 km away.

El CharcoEsmeraldasSamaniegoProvidenciaTúquerresTulcánPupiales

Topography around Tumaco

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

Within 3 km, the terrain around Tumaco has only modest variations in elevation — a maximum elevation change of 25 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 70 m; within 80 km, large variations in elevation — a maximum elevation change of 748 m.

The land around Tumaco is covered by mangroves (44%) and water (30%) within 3 km, water (53%) and trees (27%) within 16 km, and trees (53%) and water (40%) within 80 km.

3 km
25 m
16 km
70 m
80 km
748 m
treesgrasslandartificial surfacesbare terrainwaterwetlandmangroves
January weather nearby: San Lorenzo de Esmeraldas 56 km · El Charco 108 km · Esmeraldas 133 km · Samaniego 142 km · Providencia 150 km · Túquerres 152 km · Tulcán 162 km · Pupiales 164 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 Tumaco (1.7911°, -78.7927°, 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. 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).