Climate averages 1991–2020

Kralendijk weather
in September.

A hot, moderately wet month: the warmest and the 9th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 29.1°C Daytime mean, September
Average low 26.9°C Night-time mean, September
Rainfall 74 mm 15 days with ≥1 mm
Daylight 12 h Sunrise to sunset, per day
Every month in Kralendijk · average highYear overview

September is a hot month in Kralendijk: daytime highs average 29.1°C and nights cool to about 26.9°C. By daytime temperature it is the warmest month of the year.

Expect about 74 mm of rain on roughly 15 days, which makes September a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 12 min on an average September day.

The nearest other city in this atlas is Willemstad (67 km away). In September its highs average 29.1°C, about as warm as Kralendijk, with 66 mm of rain.

From September to October, average highs fall by 0.5°C to 28.7°C, and monthly rainfall rises from 74 mm to 114 mm.

The annual picture

September in context

30-year average
Average highAverage low°C
Average daily high and low temperatures by month The same values are available in the monthly table below. Lines show mean daily maxima and minima, not a forecast interval. 20253035 JanFebMarAprMayJunJulAugSepOctNovDec

Monthly rainfall

Average total · mm
Average monthly rainfall totalsEach bar is a mean monthly total over 1991–2020. Full numbers are in the table. JanFebMarAprMayJunJulAugSepOctNovDec 1500

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Kralendijk climate table

1991–2020
Monthly climate averages for Kralendijk, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 27.0°C25.0°C25.0°C3510.011.511 h
February 27.0°C24.9°C24.9°C165.011.712 h
March 27.3°C25.1°C25.1°C154.412.112 h
April 27.8°C25.7°C25.7°C275.512.412 h
May 28.3°C26.2°C26.2°C337.012.713 h
June 28.4°C26.3°C26.3°C4711.012.813 h
July 28.3°C26.2°C26.2°C5713.212.813 h
August 28.8°C26.6°C26.6°C5613.212.513 h
September, selected 29.1°C26.9°C26.9°C7415.012.212 h
October 28.7°C26.6°C26.6°C11418.611.912 h
November 27.9°C25.9°C25.9°C13720.111.612 h
December 27.3°C25.5°C25.5°C7615.611.411 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

September in nearby cities

Distance from Kralendijk

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Kralendijk) is explained once on the Kralendijk year overview and on the Sources, method and limits page.