Climate averages 1991–2020
Santa Lucía Cotzumalguapa weather
in December.
A hot, fairly dry month: the joint 5th warmest and the 3rd driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
December is a hot month in Santa Lucía Cotzumalguapa: daytime highs average 28.4°C and nights cool to about 18.0°C. By daytime temperature it is the joint 5th warmest of the 12 months.
Expect about 17 mm of rain on roughly 5 days, which makes December a fairly dry month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 18 min on an average December day.
The nearest other city in this atlas is Escuintla (26 km away). In December its highs average 29.1°C, 0.7°C warmer than Santa Lucía Cotzumalguapa, with 27 mm of rain.
Among the 23 cities listed in Guatemala, Santa Lucía Cotzumalguapa ranks 3rd of 23 for the warmest December highs and joint 12th of 23 for the driest December (rainfall, lowest first). The mean December high of those 23 cities is 24.1°C; Santa Lucía Cotzumalguapa is 4.3°C warmer than that mean.
From December to January, average highs rise by 1.0°C to 29.4°C, and monthly rainfall falls from 17 mm to 7.7 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
Santa Lucía Cotzumalguapa climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.4°C18.0°C | 18.0°C | 7.7 | 2.3 | 11.411 h |
| February | 30.4°C18.4°C | 18.4°C | 6.4 | 1.9 | 11.712 h |
| March | 30.9°C19.3°C | 19.3°C | 18 | 5.5 | 12.012 h |
| April | 30.5°C20.2°C | 20.2°C | 58 | 12.5 | 12.412 h |
| May | 28.4°C20.5°C | 20.5°C | 248 | 26.0 | 12.813 h |
| June | 27.1°C20.0°C | 20.0°C | 336 | 28.5 | 13.013 h |
| July | 27.6°C19.6°C | 19.6°C | 256 | 28.1 | 12.913 h |
| August | 27.4°C19.7°C | 19.7°C | 294 | 29.3 | 12.613 h |
| September | 26.6°C19.5°C | 19.5°C | 374 | 29.4 | 12.212 h |
| October | 26.5°C19.1°C | 19.1°C | 336 | 27.6 | 11.812 h |
| November | 27.3°C18.5°C | 18.5°C | 101 | 15.6 | 11.511 h |
| December, selected | 28.4°C18.0°C | 18.0°C | 17 | 4.5 | 11.311 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
- Escuintla in DecemberGuatemala · 26 kmHigh 29.1°C · Low 18.7°C · 27 mm rain
- Chimaltenango in DecemberGuatemala · 42 kmHigh 22.0°C · Low 12.5°C · 13 mm rain
- Villa Nueva in DecemberGuatemala · 52 kmHigh 25.2°C · Low 14.6°C · 12 mm rain
- Villa Canales in DecemberGuatemala · 55 kmHigh 25.4°C · Low 15.0°C · 12 mm rain
- Mazatenango in DecemberGuatemala · 56 kmHigh 28.2°C · Low 19.5°C · 41 mm rain
- San Juan Sacatepéquez in DecemberGuatemala · 59 kmHigh 21.8°C · Low 11.2°C · 13 mm rain
- Santa Catarina Pinula in DecemberGuatemala · 62 kmHigh 23.7°C · Low 13.2°C · 12 mm rain
- Chichicastenango in DecemberGuatemala · 68 kmHigh 20.0°C · Low 11.6°C · 13 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 Santa Lucía Cotzumalguapa) is explained once on the Santa Lucía Cotzumalguapa year overview and on the Sources, method and limits page.