Sun, sea & sand

Aruba (Oranjestad) weather in May

Temperature, sea and sunshine in May: long-term averages from 30 years of weather data, not a forecast.

99

Holiday weather in May

Excellent

Best time to visit: January – September

Air temperature28°CNight 26°
Sea temperature27.2°Cwarm
Sunshine9hrs / dayof 12.7 h daylight
Rainy days5days / month25 mm

What is the weather like in Aruba (Oranjestad) in May?

In May, Aruba (Oranjestad) is hot: daytime highs average 28 °C, and even at night it stays warm at around 26 °C. The sea averages 27.2 °C – lovely and warm for swimming. With around 9 hours of sunshine a day, there is plenty of sun. Rain falls on about 5 days, adding up to 25 mm. The air is often humid and muggy. It is often windy, with gusts of around 37 km/h. All in all, May is an excellent month for a holiday in Aruba (Oranjestad).

May compared

How the weather changes from April to June. Tap a month to open it.

AprilAprMayMayJuneJun
Score999998
Day28°28°28°
Night26°26°27°
Sea27°27°28°
Sun9 h9 h10 h
Rain days556

More details for May

Daylight
12 h 42 min06:15 – 18:57
UV index
13 · extremeclear sky, noon (estimate)
Muggy days
31 daysdew point 18 °C or more
Wind
37 km/haverage daily peak
Cloud cover
71 %on average
Hot days
0 days30 °C or more
Time zone
UTC−4America/Aruba

How the score comes together

  • Temperatureweight 35 %100 %
  • Seaweight 25 %100 %
  • Sunshineweight 20 %100 %
  • Few rainy daysweight 20 %93 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in May

  • Swimwear
  • Sunscreen
  • Sunglasses & sun hat
  • Light, breathable clothes
  • Insect repellent
  • Windproof jacket

Aruba (Oranjestad) in May: quick answers

Is Aruba (Oranjestad) hot in May?

Yes. In May, Aruba (Oranjestad) is hot: daytime highs average 28 °C and nights stay around 26 °C.

Can you swim in Aruba (Oranjestad) in May?

Yes. In May the sea averages 27.2 °C – lovely and warm for swimming.

Does it rain much in Aruba (Oranjestad) in May?

Rain falls on about 5 days, adding up to 25 mm.

Aruba (Oranjestad) month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)