Galle weather in December
December in Galle: warm, soaked, with very humid — fine if you can take 25 rainy days.
#8 of 12 months in Galle · #416 of 897 destinations to visit in December · comfort 73/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Galle in December
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Galle climate normals — December
| Daytime high | 29°C / 83°F | 🌤 warm |
|---|---|---|
| Nighttime low | 24°C / 76°F | |
| Rainfall | 249 mm / 9.8 in | ⛈ soaked |
| Rainy days | 25 days | |
| Humidity | 85% | 💦 very humid |
| Dew point | 24°C / 74°F | |
| Sunshine | 9 h/day | |
| Daylight | 11.8 h | |
| Wind | 10 km/h / 6 mph | |
| Air quality (US AQI) | 57 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Galle in December — FAQ
- Is December a good time to visit Galle?
- December in Galle: warm, soaked, with very humid — fine if you can take 25 rainy days. It ranks #8 of 12 months for Galle on SeasonMap's comfort score (73/100).
- What is the weather like in Galle in December?
- In December, Galle averages a daily high of 28.5°C and a low of 24.4°C, with about 249.1 mm of rain over roughly 24.8 rainy days.
- What is the air quality in Galle in December?
- Galle has a mean US Air Quality Index of about 57 in December.