Very hot in Dec
33°C average high
avg high · 20° at night
25°C+ on almost every day
Caribbean
Aruba weather in December
Is it warm? Yes. December in Aruba is hot: afternoons average 31°C and nights 26°C. Most days (80%) peak between 30°C and 32°C.
Hot · average high
31°C
25°C or more on almost every day.
- Average low26°overnight
- Sea28°average, 2022–2025
- Rainy days957 mm in the month
- SkySome cloud44% cloud · 40% clear days
How warm it really gets
Every December afternoon from 2011–2025: 465 days. Most (80%) peaked between 30° and 32°.
December, year by year
The average December high in each year. The warmest, 2024, averaged 32°C; the coolest, 2018, 30°C.
Compared with home
Average December highs. Expect rain on about 9 days (57 mm in a typical month).
- Aruba31°
- Cork10°
- London10°
- Dublin9°
- Belfast9°
- Manchester9°
- Glasgow8°
Warmer in December, not much further
Flying times are estimates from Dublin; Aruba is about 9h 15m.
Hot in Dec
33°C average high
avg high · 24° at night
25°C+ on almost every day
Very hot in Dec
34°C average high
avg high · 22° at night
25°C+ on almost every day
Air: Copernicus ERA5-Land, 2011–2025, matched to the official averages for Queen Beatrix airport. Sea: Copernicus ERA5, 2022–2025. Rainy days = days with 1 mm of rain or more, as weather stations count them. Clear day = average cloud cover of 30% or less. These are averages of past weather, not a forecast. Methodology