Portimão weather in January
January in Portimão: cool, dry, with clean air — a good time to visit.
#11 of 12 months in Portimão · #483 of 897 destinations to visit in January · comfort 69/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Portimão in January
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Portimão climate normals — January
| Daytime high | 16°C / 61°F | 🙂 cool |
|---|---|---|
| Nighttime low | 8°C / 47°F | |
| Rainfall | 16 mm / 0.6 in | ☀️ dry |
| Rainy days | 4 days | |
| Humidity | 74% | 💧 humid |
| Dew point | 8°C / 46°F | |
| Sunshine | 8.1 h/day | |
| Daylight | 9.9 h | |
| Wind | 17 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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Portimão in January — FAQ
- Is January a good time to visit Portimão?
- January in Portimão: cool, dry, with clean air — a good time to visit. It ranks #11 of 12 months for Portimão on SeasonMap's comfort score (69/100).
- What is the weather like in Portimão in January?
- In January, Portimão averages a daily high of 15.9°C and a low of 8.3°C, with about 15.9 mm of rain over roughly 3.8 rainy days.
- What is the air quality in Portimão in January?
- Portimão has a mean US Air Quality Index of about 35 in January.