Ciudad Acuña weather in January

In January, Ciudad Acuña sees average daytime highs of 18°C and overnight lows near 7°C, with 22 mm of rain across 3.5 wet days and about 10.3 hours of daylight. It is the 12th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 19°C by the end. The sky is clear or mostly clear about 47% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 h 12 min at the start of January to 10 h 36 min by month's end. Set against the rest of the year, January is Ciudad Acuña's 9th-clearest and 11th-windiest month. For the whole year in context, see Ciudad Acuña's year-round climate.

Daytime high
18°
12th warmest
Overnight low
1st coldest
Rainfall
22 mm
3.5 wet days
Daylight
10 h 18 min
7:44 AM – 6:02 PM
Cloud cover
46%
9th clearest
Wind
13 km/h
11th windiest
Solar energy
3.43 kWh/m²
Travel score
7.1
out of 10

Ciudad Acuña is municipal seat of Acuña, State of Coahuila, Mexico.

Founded
1877

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 18°C in the first days to 19°C by the end.

A typical January day in Ciudad Acuña reaches about 18°C in the afternoon and slips back to 7°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 25°C. Set against its neighbours, January runs on par with December and about 3°C cooler than February.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1186
2186
3186
4186
5186
6186
7186
8186
9186
10186
11186
12186
13186
14186
15186
16186
17187
18187
19187
20197
21197
22197
23197
24197
25197
26197
27197
28197
29197
30197
31197

How January really feels in Ciudad Acuña

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.

Ciudad Acuña weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan18° / 223.510.37.1
Feb21° / 23410.97.6
Mar25° / 13°385.211.87.7
Apr29° / 17°425.112.76.2
May33° / 21°647.613.43.9
Jun36° / 24°39613.82.5
Jul36° / 25°415.513.72.1
Aug36° / 25°414.713.12.1
Sep33° / 22°657.512.23.9
Oct28° / 17°55611.36.6
Nov23° / 11°304.410.57.9
Dec18° / 223.810.27.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 12% of January, with mostly cloudy or overcast conditions the remaining 41%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35743
45842
55842
65842
75842
85842
95842
105941
115842
125941
135941
145842
155941
165941
175842
185842
195842
205842
215941
225941
235941
246040
256040
266040
276040
286040
296040
306040
316040

Chance of precipitation in January

Any precipitation

Ciudad Acuña gets around 22 mm of rain over 3.5 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 11% and peaks near 13% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
111
211
311
411
511
611
711
811
911
1011
1111
1211
1311
1411
1511
1611
1711
1811
1911
2011
2111
2211
2311
2412
2512
2612
2712
2812
2912
3012
3113

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 94% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19442
29442
39442
49352
59352
69352
79352
89451
99451
109451
119451
129451
139451
149451
159541
169541
179541
189541
199541
209541
219541
229541
239541
249541
259541
269541
279541
289541
299541
309442
319442

Wind in January

Winds average 13 km/h in January.

Across January, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 h 12 min at the start of January to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over January. Sunrise moves from 7:42 AM to 7:39 AM, and sunset from 5:52 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.27:425:52
210.27:435:52
310.27:435:53
410.27:435:54
510.27:435:54
610.27:435:55
710.27:445:56
810.27:445:56
910.27:445:57
1010.27:445:58
1110.27:445:59
1210.37:445:59
1310.37:446:00
1410.37:446:01
1510.37:446:02
1610.37:446:02
1710.37:446:03
1810.37:436:04
1910.47:436:05
2010.47:436:06
2110.47:436:07
2210.47:436:07
2310.47:426:08
2410.47:426:09
2510.57:426:10
2610.57:416:11
2710.57:416:12
2810.57:416:12
2910.57:406:13
3010.67:406:14
3110.67:396:15

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.43 kWh/m².

For context, solar energy here swings from a low near 3.13 kWh/m² to a high of 6.87 kWh/m² in July across the year — January's 3.43 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.2Moderate
23.2Moderate
33.2Moderate
43.2Moderate
53.3Moderate
63.3Moderate
73.3Moderate
83.3Moderate
93.3Moderate
103.3Moderate
113.4Moderate
123.4Moderate
133.4Moderate
143.4Moderate
153.4Moderate
163.4Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.5Moderate
213.5Moderate
223.5Moderate
233.6Moderate
243.6Moderate
253.6Moderate
263.6Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.7Moderate
313.8Moderate
Planning a trip in January

Is January a good time to visit Ciudad Acuña?

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

7.1
Sightseeing
4th-best month of the year
2.6
Beach & pool
12th-best month of the year

January is one of the better times to visit Ciudad Acuña for general sightseeing.

What to pack for Ciudad Acuña in January

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

In January, Ciudad Acuña sees daytime highs around 18°C and nights near 7°C. Worth packing: a warm layer. About 4 days see rain.

a warm layer

UV index in Ciudad Acuña in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ciudad Acuña peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Dec 18UV 4
UV index (midday)Level
Jan5Moderate
Feb6High
Mar8Very high
Apr10Very high
May10Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep9Very high
Oct7High
Nov5Moderate
Dec4Moderate

Air quality in Ciudad Acuña 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 Ciudad Acuña is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (January, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1516 µg/m³Jan 166 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb6Good
Mar7Good
Apr8Good
May13Moderate
Jun14Moderate
Jul17Moderate
Aug12Moderate
Sep10Good
Oct7Good
Nov7Good
Dec6Good
Location & terrain

Where is Ciudad Acuña?

Ciudad Acuña sits at 29.3°N, 101.0°W, 283 m above sea level, in Mexico. The nearest listed city is Del Rio, 7.0 km away.

Topography around Ciudad Acuña

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

Within 3 km, the terrain around Ciudad Acuña has only modest variations in elevation — a maximum elevation change of 68 m around an average of 287 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 147 m; within 80 km, large variations in elevation — a maximum elevation change of 1,150 m.

The land around Ciudad Acuña is covered by artificial surfaces (53%) and trees (20%) within 3 km, shrubs (76%) within 16 km, and shrubs (81%) within 80 km.

3 km
68 m
16 km
147 m
80 km
1,150 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Del Rio 7.0 km · Piedras Negras 81 km · Eagle Pass 81 km · Nava 102 km · Allende 110 km · Uvalde 114 km · Nueva Rosita 156 km · Sabinas 164 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 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 Ciudad Acuña (29.3232°, -100.9522°, elevation 283 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).