Climate averages 1991–2020
Ciudad Valles weather
in December.
A warm, fairly dry month: the 11th warmest and the driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
December is a warm month in Ciudad Valles: daytime highs average 23.9°C and nights cool to about 15.5°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 23 mm of rain on roughly 6 days, which makes December a fairly dry month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 10 h 49 min on an average December day.
The nearest other city in this atlas is Ciudad Mante (83 km away). In December its highs average 24.3°C, about as warm as Ciudad Valles, with 16 mm of rain.
Among the 153 cities listed in Mexico, Ciudad Valles ranks joint 51st of 153 for the warmest December highs and joint 110th of 153 for the driest December (rainfall, lowest first). The mean December high of those 153 cities is 22.7°C; Ciudad Valles is 1.2°C warmer than that mean.
From December to January, average highs fall by 0.5°C to 23.3°C, and monthly rainfall rises from 23 mm to 29 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 Valles climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 23.3°C14.7°C | 14.7°C | 29 | 6.5 | 11.011 h |
| February | 25.7°C16.2°C | 16.2°C | 26 | 5.5 | 11.411 h |
| March | 28.7°C18.6°C | 18.6°C | 37 | 7.0 | 12.012 h |
| April | 31.9°C21.4°C | 21.4°C | 44 | 7.5 | 12.613 h |
| May | 33.1°C23.5°C | 23.5°C | 75 | 12.6 | 13.213 h |
| June | 32.5°C23.9°C | 23.9°C | 161 | 18.5 | 13.513 h |
| July | 31.2°C23.3°C | 23.3°C | 168 | 18.5 | 13.313 h |
| August | 31.7°C23.4°C | 23.4°C | 153 | 18.7 | 12.913 h |
| September | 30.0°C22.7°C | 22.7°C | 226 | 20.8 | 12.312 h |
| October | 28.1°C20.4°C | 20.4°C | 124 | 12.7 | 11.712 h |
| November | 25.4°C17.5°C | 17.5°C | 45 | 8.1 | 11.111 h |
| December, selected | 23.9°C15.5°C | 15.5°C | 23 | 5.5 | 10.811 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
- Ciudad Mante in DecemberMexico · 83 kmHigh 24.3°C · Low 15.2°C · 16 mm rain
- Tampico in DecemberMexico · 121 kmHigh 23.0°C · Low 18.2°C · 26 mm rain
- Miramar in DecemberMexico · 121 kmHigh 23.0°C · Low 18.4°C · 26 mm rain
- Ciudad Madero in DecemberMexico · 124 kmHigh 23.3°C · Low 18.2°C · 44 mm rain
- Ciudad Victoria in DecemberMexico · 194 kmHigh 23.1°C · Low 12.6°C · 23 mm rain
- Soledad de Graciano Sánchez in DecemberMexico · 200 kmHigh 20.8°C · Low 7.3°C · 10 mm rain
- Túxpam de Rodríguez Cano in DecemberMexico · 202 kmHigh 23.4°C · Low 17.9°C · 33 mm rain
- San Luis Potosí in DecemberMexico · 203 kmHigh 20.9°C · Low 7.3°C · 10 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 Valles) is explained once on the Ciudad Valles year overview and on the Sources, method and limits page.