Tunja weather in January

In January, Tunja sees average daytime highs of 17°C and overnight lows near 7°C, with 100 mm of rain across 20.4 wet days and about 11.7 hours of daylight. It is the 6th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 17°C through the month. The sky is clear or mostly clear about 3% of the time in January, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of January to 11 h 48 min by month's end. Set against the rest of the year, January is Tunja's 1st-clearest and 8th-windiest month. For the whole year in context, see Tunja's year-round climate.

Daytime high
17°
6th warmest
Overnight low
4th coldest
Rainfall
100 mm
20.4 wet days
Daylight
11 h 42 min
6:11 AM – 5:54 PM
Cloud cover
77%
1st clearest
Wind
5 km/h
8th windiest
Solar energy
4.88 kWh/m²
Travel score
3.9
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 17°C through the month.

A typical January day in Tunja reaches about 17°C in the afternoon and slips back to 7°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 18°C. Set against its neighbours, January runs on par with December and on par with February.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1177
2177
3177
4177
5177
6177
7177
8177
9177
10177
11177
12177
13177
14177
15177
16177
17177
18177
19177
20177
21177
22177
23177
24177
25177
26177
27177
28177
29177
30177
31177

Tunja weather by month

How January compares with the rest of the year at a glance. January is the 6th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan17° / 10020.411.73.9
Feb17° / 13622.111.83.5
Mar17° / 21527.6123.1
Apr17° / 23328.512.12.8
May16° / 1943012.22.7
Jun16° / 16128.512.32.5
Jul15° / 16329.812.32.4
Aug15° / 12628.512.22.5
Sep16° / 11425.7122.9
Oct17° / 17228.111.92.9
Nov17° / 17526.911.73.1
Dec17° / 12223.311.73.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11585
21684
31684
41684
51684
61684
71684
81684
91684
101684
111684
121585
131486
141486
151486
161387
171387
181387
191288
201288
211288
221288
231288
241288
251387
261387
271486
281486
291387
301387
311387

Chance of precipitation in January

Any precipitation

Tunja gets around 100 mm of rain over 20.4 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 66% and peaks near 72% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
162
262
362
462
562
662
763
864
964
1065
1165
1265
1366
1466
1566
1666
1767
1867
1967
2067
2168
2268
2368
2469
2569
2669
2770
2870
2971
3071
3172

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in January

Winds average 5 km/h in January.

Across January, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 42 min at the start of January to 11 h 48 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 6:06 AM to 6:14 AM, and sunset from 5:47 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:065:47
211.76:065:48
311.76:075:48
411.76:075:49
511.76:085:49
611.76:085:50
711.76:085:50
811.76:095:50
911.76:095:51
1011.76:105:51
1111.76:105:52
1211.76:105:52
1311.76:115:53
1411.76:115:53
1511.76:115:54
1611.76:115:54
1711.76:125:54
1811.76:125:55
1911.76:125:55
2011.76:125:56
2111.76:135:56
2211.76:135:56
2311.76:135:57
2411.76:135:57
2511.76:135:58
2611.76:145:58
2711.76:145:58
2811.76:145:59
2911.86:145:59
3011.86:145:59
3111.86:145:59

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.88 kWh/m².

For context, solar energy here swings from a low near 4.37 kWh/m² to a high of 5.33 kWh/m² in September across the year — January's 4.88 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
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 Tunja?

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

3.9
Sightseeing
1st-best month of the year
Beach & pool
never really warm enough

January is a weaker month for outdoor sightseeing in Tunja.

What to pack for Tunja in January

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

In January, Tunja sees daytime highs around 17°C and nights near 7°C. Pack rain gear. Worth having: a warm layer and sun protection. About 20 days see rain.

rain geara warm layersun protection

UV index in Tunja in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tunja peaks around February 20 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 12 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 20UV 17Dec 13UV 12
UV index (midday)Level
Jan15Extreme
Feb17Extreme
Mar17Extreme
Apr15Extreme
May15Extreme
Jun14Extreme
Jul13Extreme
Aug14Extreme
Sep15Extreme
Oct14Extreme
Nov13Extreme
Dec12Extreme

Air quality in Tunja 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 Tunja is worst in March — around 26 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (July, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 1725 µg/m³Jul 1711 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb19Moderate
Mar26Moderate
Apr19Moderate
May14Moderate
Jun12Moderate
Jul11Good
Aug12Moderate
Sep13Moderate
Oct14Moderate
Nov14Moderate
Dec15Moderate
Location & terrain

Where is Tunja?

Tunja sits at 5.5°N, 73.4°W, 2,693 m above sea level, in Colombia. The nearest listed city is Moniquirá, 44 km away.

Topography around Tunja

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

Within 3 km, the terrain around Tunja has significant variations in elevation — a maximum elevation change of 410 m around an average of 2,782 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,302 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,866 m.

The land around Tunja is covered by grassland (44%) and artificial surfaces (33%) within 3 km, grassland (67%) within 16 km, and grassland (49%) and trees (48%) within 80 km.

3 km
410 m
16 km
1,302 m
80 km
3,866 m
treesgrasslandcroplandartificial surfacesbare terrain
January weather nearby: Moniquirá 44 km · Duitama 47 km · Sogamoso 51 km · Chiquinquirá 52 km · Barbosa 52 km · Villa de San Diego de Ubaté 57 km · Vélez 63 km · La Mesa 69 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 Tunja (5.5448°, -73.3576°, elevation 2,693 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. 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).