Guatemala City weather in December
December in Guatemala City: warm, dry, with clean air — an excellent time to visit.
#3 of 12 months in Guatemala City · #5 of 604 destinations to visit in December · comfort 94/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Guatemala City climate normals — December
| Daytime high | 24°C / 76°F | 🌤 warm |
|---|---|---|
| Nighttime low | 14°C / 56°F | |
| Feels like (high) | 24°C / 75°F | |
| Rainfall | 4 mm / 0.1 in | ☀️ dry |
| Rainy days | 1 days | |
| Humidity | 73% | 💧 humid |
| Dew point | 12°C / 54°F | |
| Sunshine | 10 h/day | |
| Daylight | 11.3 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 46 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Guatemala City in December — FAQ
- Is December a good time to visit Guatemala City?
- December in Guatemala City: warm, dry, with clean air — an excellent time to visit. It ranks #3 of 12 months for Guatemala City on SeasonMap's comfort score (94/100).
- What is the weather like in Guatemala City in December?
- In December, Guatemala City averages a daily high of 24.2°C and a low of 13.6°C, with about 3.8 mm of rain over roughly 0.8 rainy days.
- What is the air quality in Guatemala City in December?
- Guatemala City has a mean US Air Quality Index of about 46 in December.