Ciudad Acuña in Winter
In winter (December, January and February), Ciudad Acuña sees average daytime highs around 19°C and overnight lows near 7°C, with 67 mm of rain over about 11 wet days across the season. It is the coldest season of the year and the driest season of the year.
Over the season highs climb from about 20°C in early December to 23°C by late February. The sky is clear or mostly clear about 48% of the time across winter, and the air most often feels dry.
Winter is Ciudad Acuña's best season of the year to visit on our travel score. For the whole year in context, see Ciudad Acuña's year-round climate.
- Avg daytime high
- 19°C
- coldest season of the year
- Avg overnight low
- 7°C
- Rainfall
- 67 mm
- 11 wet days
- Avg wind
- 13 km/h
- Travel score
- 7.3
- best season of the year
- Months
- Dec · Jan · Feb
Temperature in Ciudad Acuña in Winter
Over the season highs climb from about 20°C in early December to 23°C by late February.
A typical winter day in Ciudad Acuña reaches about 19°C and drops to 7°C overnight. The warmest of the three months is February, the coolest January.
How winter really feels in Ciudad Acuña
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
winter 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 the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 18° / 7° | 22 | 3.5 | 10.3 | 7.1 |
| Feb | 21° / 9° | 23 | 4 | 10.9 | 7.6 |
| Mar | 25° / 13° | 38 | 5.2 | 11.8 | 7.7 |
| Apr | 29° / 17° | 42 | 5.1 | 12.7 | 6.2 |
| May | 33° / 21° | 64 | 7.6 | 13.4 | 3.9 |
| Jun | 36° / 24° | 39 | 6 | 13.8 | 2.5 |
| Jul | 36° / 25° | 41 | 5.5 | 13.7 | 2.1 |
| Aug | 36° / 25° | 41 | 4.7 | 13.1 | 2.1 |
| Sep | 33° / 22° | 65 | 7.5 | 12.2 | 3.9 |
| Oct | 28° / 17° | 55 | 6 | 11.3 | 6.6 |
| Nov | 23° / 11° | 30 | 4.4 | 10.5 | 7.9 |
| Dec | 18° / 7° | 22 | 3.8 | 10.2 | 7.1 |
Cloud cover in Winter
The sky is clear or mostly clear about 48% of the time across winter.
Chance of precipitation in Winter
Ciudad Acuña gets around 67 mm of rain over 11 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 13 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 18 min in early December to 11 h 18 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 3.6 kWh/m².
Is winter a good time to visit Ciudad Acuña?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is one of the better times to visit Ciudad Acuña for general sightseeing.
What to pack for Ciudad Acuña in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Ciudad Acuña sees daytime highs around 19°C and nights near 7°C. Worth packing: a warm layer. About 11 days see rain.
UV index in Ciudad Acuña in Winter
Clear-sky midday UV across winter averages 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 5 | 6 | 8 | 10 | 10 | 11 | 11 | 11 | 9 | 7 | 5 | 4 |
| Level | Moderate | High | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | Moderate |
| Feb | 6 | High |
| Mar | 8 | Very high |
| Apr | 10 | Very high |
| May | 10 | Extreme |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 9 | Very high |
| Oct | 7 | High |
| Nov | 5 | Moderate |
| Dec | 4 | Moderate |
Air quality in Ciudad Acuña in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 6 | 6 | 7 | 8 | 13 | 14 | 17 | 12 | 10 | 7 | 7 | 6 |
| Level | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 6 | Good |
| Feb | 6 | Good |
| Mar | 7 | Good |
| Apr | 8 | Good |
| May | 13 | Moderate |
| Jun | 14 | Moderate |
| Jul | 17 | Moderate |
| Aug | 12 | Moderate |
| Sep | 10 | Good |
| Oct | 7 | Good |
| Nov | 7 | Good |
| Dec | 6 | Good |
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.
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
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.