What is the weather like in Aveiro vs Sintra in December?

In December, Aveiro averages 15°C high / 9°C low with about 140 mm of rain; Sintra averages 16°C high / 11°C low with about 75 mm.

Aveiro vs Sintra in December

Sintra is the better pick in December — 74 vs 65 on SeasonMap's comfort score. Sintra is cool, a little rain, clean air, while Aveiro is cool, rainy, clean air.

Aveiro vs Sintra — December climate, side by side

	🇵🇹 Aveiro	🇵🇹 Sintra
Comfort score	65/100 (C)	74/100 (B)
Feels-like high	13°C	14°C
Avg high / low	15° / 9°	16° / 11°
Rainfall	140 mm	75 mm
Rainy days	14	8
Humidity	84%	80%
Air quality (AQI)	42	37

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Aveiro 🇵🇹 Portugalcool, rainy, clean air · best June65
Sintra 🇵🇹 Portugalcool, a little rain, clean air · best August74

Aveiro vs Sintra in December — FAQ

Is December better in Aveiro or Sintra?: Sintra is the better pick in December — 74 vs 65 on SeasonMap's comfort score. Sintra is cool, a little rain, clean air, while Aveiro is cool, rainy, clean air.
What is the weather like in Aveiro vs Sintra in December?: In December, Aveiro averages 15°C high / 9°C low with about 140 mm of rain; Sintra averages 16°C high / 11°C low with about 75 mm.