Coimbra weather in December
December in Coimbra: cool, rainy, with clean air — a good time to visit.
#12 of 12 months in Coimbra · #522 of 897 destinations to visit in December · comfort 68/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Coimbra in December
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Coimbra climate normals — December
| Daytime high | 15°C / 59°F | 🙂 cool |
|---|---|---|
| Nighttime low | 8°C / 46°F | |
| Rainfall | 146 mm / 5.8 in | 🌧 rainy |
| Rainy days | 15 days | |
| Humidity | 87% | 💦 very humid |
| Dew point | 9°C / 49°F | |
| Sunshine | 6 h/day | |
| Daylight | 9.4 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 35 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Coimbra in December — FAQ
- Is December a good time to visit Coimbra?
- December in Coimbra: cool, rainy, with clean air — a good time to visit. It ranks #12 of 12 months for Coimbra on SeasonMap's comfort score (68/100).
- What is the weather like in Coimbra in December?
- In December, Coimbra averages a daily high of 15.1°C and a low of 8°C, with about 146.3 mm of rain over roughly 15 rainy days.
- What is the air quality in Coimbra in December?
- Coimbra has a mean US Air Quality Index of about 35 in December.