Fonseca weather in January

In January, Fonseca sees average daytime highs of 30°C and overnight lows near 20°C, with 27 mm of rain across 8 wet days and about 11.4 hours of daylight. It is the 10th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 38% of the time in January, and the air most often feels muggy.

Daylight stretches from about 11 h 24 min at the start of January to 11 h 30 min by month's end. Set against the rest of the year, January is Fonseca's 1st-clearest and 3rd-windiest month. For the whole year in context, see Fonseca's year-round climate.

Daytime high
30°
10th warmest
Overnight low
20°
1st coldest
Rainfall
27 mm
8 wet days
Daylight
11 h 24 min
6:18 AM – 5:43 PM
Cloud cover
50%
1st clearest
Wind
6 km/h
3rd windiest
Solar energy
4.9 kWh/m²
Travel score
5.4
out of 10

Fonseca is place in Columbia.

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 30°C through the month.

A typical January day in Fonseca reaches about 30°C in the afternoon and slips back to 20°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13020
23020
33020
43020
53020
63020
73020
83020
93020
103020
113020
123020
133020
143020
153020
163020
173020
183020
193020
203020
213020
223020
233020
243020
253020
263020
273020
283020
293020
303020
313020

How January really feels in Fonseca

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.

Fonseca weather by month

How January compares with the rest of the year at a glance. January is the 10th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 20°27811.45.4
Feb30° / 21°287.811.65.0
Mar31° / 21°6513.111.94.1
Apr31° / 22°12220.712.23.1
May31° / 23°19025.812.52.7
Jun31° / 22°11920.612.63.0
Jul32° / 22°10419.512.63.0
Aug32° / 22°14823.912.42.6
Sep31° / 22°1712612.12.6
Oct30° / 21°17527.111.82.8
Nov30° / 21°12022.211.53.5
Dec30° / 21°6015.211.44.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 28% of January, with mostly cloudy or overcast conditions the remaining 34%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26535
36634
46733
56733
66832
76832
86832
96832
106832
116832
126733
136733
146634
156634
166535
176535
186535
196436
206535
216535
226535
236436
246436
256535
266535
276436
286436
296436
306535
316436

Chance of precipitation in January

Any precipitation

Fonseca gets around 27 mm of rain over 8 wet days in January, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 26% and peaks near 34% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
134
233
332
431
530
630
729
829
928
1028
1127
1227
1326
1426
1526
1625
1725
1824
1924
2024
2124
2224
2323
2423
2523
2623
2723
2823
2923
3023
3123

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 76% of days. Sticky, muggy-or-worse air turns up on roughly 88% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1067123
2067222
3067321
4077320
5077419
6077518
7087517
8087616
9097516
10097615
110107614
120107713
130117712
140117712
150127711
160127810
170137710
18013789
19014788
20014788
21014797
22014806
23015796
24015796
25115786
26116776
27116776
28116776
29117766
30117766
31117757

Wind in January

Winds average 6 km/h in January.

Across January, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 24 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 6 minutes over January. Sunrise moves from 6:13 AM to 6:19 AM, and sunset from 5:36 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:135:36
211.46:145:36
311.46:145:37
411.46:145:37
511.46:155:38
611.46:155:38
711.46:165:39
811.46:165:39
911.46:165:40
1011.46:165:40
1111.46:175:41
1211.46:175:41
1311.46:175:42
1411.46:175:42
1511.46:185:43
1611.46:185:43
1711.46:185:44
1811.46:185:44
1911.46:185:45
2011.46:195:45
2111.56:195:46
2211.56:195:46
2311.56:195:47
2411.56:195:47
2511.56:195:48
2611.56:195:48
2711.56:195:49
2811.56:195:49
2911.56:195:49
3011.56:195:50
3111.56:195:50

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.9 kWh/m².

For context, solar energy here swings from a low near 4.49 kWh/m² to a high of 5.8 kWh/m² in August across the year — January's 4.9 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in January

Is January a good time to visit Fonseca?

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

5.4
Sightseeing
1st-best month of the year
7.3
Beach & pool
1st-best month of the year

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

What to pack for Fonseca in January

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

In January, Fonseca sees daytime highs around 30°C and nights near 20°C. Pack light clothes. Worth having: rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

Sea temperature near Fonseca 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 62 km away) is warmest in October 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
Mar25Warm
Apr26Warm
May27Warm
Jun28Warm
Jul27Warm
Aug28Warm
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Fonseca 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 Fonseca peaks around March 24 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 24UV 14Dec 12UV 10
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec10Very high

Air quality in Fonseca 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 Fonseca is worst in June — around 30 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (January, 11 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1530 µg/m³Jan 1011 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb15Moderate
Mar22Moderate
Apr25Moderate
May28Moderate
Jun30Moderate
Jul27Moderate
Aug28Moderate
Sep19Moderate
Oct16Moderate
Nov13Moderate
Dec11Good
Location & terrain

Where is Fonseca?

Fonseca sits at 10.9°N, 72.8°W, 182 m above sea level, in Colombia. The nearest listed city is Barrancas, 10 km away.

Topography around Fonseca

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

Within 3 km, the terrain around Fonseca has only modest variations in elevation — a maximum elevation change of 41 m around an average of 181 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,192 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,193 m.

The land around Fonseca is covered by grassland (37%), trees (28%) and cropland (20%) within 3 km, trees (51%) and grassland (27%) within 16 km, and trees (62%) and grassland (21%) within 80 km.

3 km
41 m
16 km
1,192 m
80 km
5,193 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Barrancas 10 km · San Juan del Cesar 21 km · Hatonuevo 22 km · Villanueva 34 km · Albania 41 km · Valledupar 64 km · San Diego 71 km · Riohacha 73 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 Fonseca (10.8861°, -72.8487°, elevation 182 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).