Bonaire, Saint Eustatius and Saba weather by month
Average temperatures and rainfall across Bonaire, Saint Eustatius and Saba , based on 30 years of climate data.
The average temperature in Bonaire, Saint Eustatius and Saba is around 27° across the year, though it swings month to month and from region to region. The figures below show the monthly pattern for Kralendijk.
- Hottest
- Sep
- 28°
- Coldest
- Feb
- 25°
- Wettest
- Nov
- 137 mm
- Driest
- Mar
- 15 mm
- Annual avg
- 27°
- year-round
- Rain / yr
- 687 mm
- 139 wet days
- Largest city
- Kralendijk
- 11k people
- Cities
- 1
- with climate data
Monthly climate (Kralendijk)
Average highs, lows and rainfall through the year for Kralendijk, Bonaire, Saint Eustatius and Saba 's largest city.
| Month | High / Low | Rainfall | Wet days |
|---|---|---|---|
| Jan | 26° / 25° | 35 mm | 10 |
| Feb | 26° / 25° | 16 mm | 5 |
| Mar | 26° / 25° | 15 mm | 4.4 |
| Apr | 27° / 26° | 27 mm | 5.5 |
| May | 27° / 26° | 33 mm | 7 |
| Jun | 27° / 26° | 47 mm | 11.1 |
| Jul | 27° / 26° | 57 mm | 13.2 |
| Aug | 28° / 27° | 56 mm | 13.2 |
| Sep | 28° / 27° | 74 mm | 15 |
| Oct | 28° / 27° | 114 mm | 18.6 |
| Nov | 28° / 26° | 137 mm | 20.1 |
| Dec | 27° / 26° | 76 mm | 15.6 |
Climate in Kralendijk
Full Kralendijk forecastKralendijk is the largest city in Bonaire, Saint Eustatius and Saba ; its cloud cover, humidity, wind and sunshine are typical of the surrounding region.
Clouds and sunshine
How often the daytime sky is clear, partly cloudy or overcast through the year.
In Kralendijk, the average share of the sky covered by clouds shows significant seasonal variation over the course of the year.
The clearer part of the year begins around November 25 and lasts for 4.1 months, ending around March 30. The clearest month is January, when the sky is clear, mostly clear, or partly cloudy 85% of the time on average.
The cloudier part of the year begins around March 31 and lasts for 7.9 months, ending around November 24. The cloudiest month is May, when it is overcast or mostly cloudy 63% of the time.
Humidity comfort
Share of days at each humidity comfort level, based on the dew point — the measure that tracks how muggy it actually feels.
Wind
Average wind speed through the year, banded into plain-language speed zones so a number reads as 'breezy' or 'calm' without knowing the scale.
This is the average sustained wind speed at the standard 10 metres above open ground — the steady flow a weather station reports, not the sharper gusts that come and go, which can run half again as fast. It's the number that says whether a place is generally breezy or calm.
Across the year, average wind speed in Kralendijk is typically breezy, near 29 km/h, and varies moderately with the seasons.
The windier part of the year lasts 7.6 months, from around Dec 19 to Aug 6. The windiest month is June, averaging about 32 km/h (windy).
The calmer part of the year runs from around Aug 7 to Dec 18, with October the calmest month at about 24 km/h.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 30 | 31 | 30 | 30 | 31 | 32 | 30 | 28 | 26 | 24 | 25 | 28 |
| Feels | windy | windy | windy | windy | windy | windy | windy | breezy | breezy | breezy | breezy | breezy |
| Wind speed (km/h) | Feels | |
|---|---|---|
| Jan | 30 | windy |
| Feb | 31 | windy |
| Mar | 30 | windy |
| Apr | 30 | windy |
| May | 31 | windy |
| Jun | 32 | windy |
| Jul | 30 | windy |
| Aug | 28 | breezy |
| Sep | 26 | breezy |
| Oct | 24 | breezy |
| Nov | 25 | breezy |
| Dec | 28 | breezy |
Best time to visit Bonaire, Saint Eustatius and Saba
A 0–10 score combining daytime comfort, chance of rain and cloud cover — the sweet spot runs early January to mid June.
Solar energy
Average daily shortwave solar energy reaching the ground, banded into brightness zones so the number means something at a glance.
Solar energy is how much sunlight actually reaches the ground each day, measured in kilowatt-hours per square metre (kWh/m²) — the combined effect of how long the sun is up, how high it climbs, and how much cloud gets in the way. It's the raw fuel a solar panel has to work with: for scale, 1 kWh/m² a day is dim and wintry, while 7+ is desert-bright.
Kralendijk receives about 5.9 kWh/m² a day of solar energy on average — bright — with a clear seasonal swing between 4.9 and 6.5 kWh/m².
The brighter stretch of the year lasts 7.3 months, from around Feb 17 to Sep 25. The brightest month is March, averaging about 6.4 kWh/m² (intense).
The dimmest month is November, down near 5.0 kWh/m² — roughly 22% less than the March peak.
Where is Bonaire, Saint Eustatius and Saba ?
Bonaire, Saint Eustatius and Saba sits around 12.2°N, 68.3°W. The marker shows Kralendijk, its largest city, among 1 city with climate data here.
Bonaire, Saint Eustatius and Saba travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B
- 127 V · 50 Hz
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.