- Humidity
- High year-round, ranging from 75.7% to 79.1%
- Snowfall
- Not applicable
- Best Travel Months
- January-August (drier season)
Updated July 2026 · Sources cited: weather-atlas.com, weather-and-climate.com
Good to know
Good to Know
- Despite warm year-round temperatures, there is very little seasonal variation—plan for consistent heat whether visiting January or September.
- The driest period (March-April) aligns with peak tourism, while November is the wettest month with the highest rainfall concentration.
- UV index is consistently very high (9-12 range), indicating extreme sun risk regardless of season—sunscreen and protective clothing essential.
- Wind is persistent and strong throughout the year; Oranjestad experiences notably windy conditions, especially in afternoon hours.
Humidity
High year-round, ranging from 75.7% to 79.1%
Rainfall
- Driest Months
- March-April
- Peak Wet Month
- November
- Wettest Months
- September-November
- Annual Total Mm
- 649
- Driest Rainfall Mm
- 9
- Peak Wet Rainfall Mm
- 94
- Note
- September to November sees dramatic increase in rainfall from 46mm to 94mm
Snowfall
Not applicable
Temperature
- Peak Hot Months
- May-September
- Off Peak Cool Months
- January-April
- Note
- Temperature variation throughout the year is minimal; consistently warm year-round
Peak Hot Range
- Low Celsius
- 27
- High Celsius
- 32
- Low Fahrenheit
- 81
- High Fahrenheit
- 90
Off Peak Cool Range
- Low Celsius
- 24
- High Celsius
- 27
- Low Fahrenheit
- 75
- High Fahrenheit
- 81
Climate Type
Tropical savanna (Köppen classification Aw) with hot semi-arid conditions
Best Travel Months
January-August (drier season)
Worst Travel Months
September-November (rainy season with peak in November)
AI-generated estimateData refreshed July 2026
Sources cited for this category
These are the sources cited in this climate & weather research for this city. Individual figures may not each trace to one of them.
More About Oranjestad
Data last updated July 2026 · Verify anything important.