Climate averages 1991–2020
Ciudad Acuña weather
in December.
A mild, fairly dry month: the 11th warmest and one of the driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
December is a mild month in Ciudad Acuña: daytime highs average 18.3°C and nights cool to about 7.8°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 22 mm of rain on roughly 4 days, which makes December a fairly dry month (one of the driest months of the year). Daylight, from sunrise to sunset, lasts about 10 h 18 min on an average December day.
The nearest other city in this atlas is Piedras Negras (81 km away). In December its highs average 19.1°C, 0.8°C warmer than Ciudad Acuña, with 27 mm of rain.
Among the 153 cities listed in Mexico, Ciudad Acuña ranks 140th of 153 for the warmest December highs and joint 105th of 153 for the driest December (rainfall, lowest first). The mean December high of those 153 cities is 22.7°C; Ciudad Acuña is 4.4°C cooler than that mean.
From December to January, average highs fall by 0.1°C to 18.2°C, and monthly rainfall stays at 22 mm.
The annual picture
December in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Ciudad Acuña climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 18.2°C7.1°C | 7.1°C | 22 | 3.5 | 10.510 h |
| February | 21.2°C9.3°C | 9.3°C | 23 | 4.1 | 11.111 h |
| March | 24.9°C13.0°C | 13.0°C | 38 | 5.2 | 12.012 h |
| April | 29.1°C17.0°C | 17.0°C | 42 | 5.0 | 12.913 h |
| May | 32.3°C21.3°C | 21.3°C | 64 | 7.6 | 13.614 h |
| June | 35.2°C24.7°C | 24.7°C | 38 | 6.0 | 14.014 h |
| July | 35.8°C25.6°C | 25.6°C | 41 | 5.4 | 13.814 h |
| August | 36.0°C26.1°C | 26.1°C | 41 | 4.7 | 13.213 h |
| September | 32.3°C22.8°C | 22.8°C | 65 | 7.5 | 12.412 h |
| October | 28.1°C17.9°C | 17.9°C | 55 | 6.0 | 11.511 h |
| November | 22.1°C12.0°C | 12.0°C | 29 | 4.3 | 10.711 h |
| December, selected | 18.3°C7.8°C | 7.8°C | 22 | 3.8 | 10.310 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
December in nearby cities
- Piedras Negras in DecemberMexico · 81 kmHigh 19.1°C · Low 8.5°C · 27 mm rain
- San Antonio in DecemberUnited States · 238 kmHigh 17.5°C · Low 7.8°C · 63 mm rain
- San Angelo in DecemberUnited States · 243 kmHigh 15.4°C · Low 4.2°C · 33 mm rain
- Nuevo Laredo in DecemberMexico · 249 kmHigh 20.9°C · Low 11.0°C · 28 mm rain
- Monclova in DecemberMexico · 273 kmHigh 20.3°C · Low 8.8°C · 17 mm rain
- New Braunfels in DecemberUnited States · 277 kmHigh 17.1°C · Low 7.6°C · 67 mm rain
- Odessa in DecemberUnited States · 311 kmHigh 14.6°C · Low 2.4°C · 24 mm rain
- Midland in DecemberUnited States · 316 kmHigh 14.5°C · Low 2.5°C · 24 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Ciudad Acuña) is explained once on the Ciudad Acuña year overview and on the Sources, method and limits page.