Annual mean 28°C · wettest around November · prevailing wind E
Warmest
32.4 °C
Coldest
29.0 °C
Wettest
31%
Windiest
8.0 m/s
Prevailing
E
6.7 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
never good
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Willemstad over the whole year is 28°C. September is the hottest month, with highs of about 32°C; February is the coldest, with lows of about 25°C. Willemstad has no sharply defined rainy season: the chance of rain on a given day runs from 12% in May, the driest month, to 25% in November, the wettest. Winds in Willemstad are highest in May, averaging 6.6 m/s (24 km/h), and lightest in November, at 4.4 m/s (16 km/h). The prevailing wind is from the E. The clearest skies in Willemstad come in September, when the sky is typically 34% covered; May is the cloudiest month, at 44%.
Month by month Willemstad climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
29°C
25°C
29°C
22%
37%
5.6 m/s
21
80
1
February
29°C
25°C
29°C
21%
37%
6.1 m/s
27
79
1
March
30°C
26°C
30°C
19%
38%
6.1 m/s
18
78
1
April
30°C
26°C
30°C
12%
42%
6.2 m/s
10
74
0
May
31°C
27°C
31°C
12%
44%
6.6 m/s
8
68
0
June
31°C
27°C
32°C
15%
41%
6.4 m/s
4
68
0
July
31°C
27°C
32°C
20%
38%
6.1 m/s
2
67
0
August
32°C
28°C
33°C
18%
35%
5.8 m/s
1
53
0
September
32°C
28°C
34°C
18%
34%
5.1 m/s
0
41
0
October
31°C
28°C
33°C
24%
37%
4.7 m/s
2
47
0
November
30°C
27°C
32°C
25%
39%
4.4 m/s
2
63
0
December
30°C
26°C
31°C
24%
39%
5.3 m/s
11
77
0
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Willemstad weather by season
Year round, Willemstad has days of about 29°C at their warmest in January, its coolest month, and 32°C in September, its warmest; the coolest hours of the day run from 25°C to 28°C through the year, and the average temperature over the year is 28°C around the clock. Rain is most likely around November and least likely around May. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Willemstad weather in winterDecember to February
High 29°CLow 25°CRain 22%
Winter in Willemstad has typical daily highs of about 29°C and lows of about 25°C, with a 22% chance of rain on a given day.
Willemstad weather in springMarch to May
High 30°CLow 26°CRain 14%
Spring in Willemstad has typical daily highs of about 30°C and lows of about 26°C, with a 14% chance of rain on a given day.
Willemstad weather in summerJune to August
High 31°CLow 27°CRain 18%
Summer in Willemstad has typical daily highs of about 31°C and lows of about 27°C, with a 18% chance of rain on a given day.
Willemstad weather in autumnSeptember to November
High 31°CLow 27°CRain 22%
Autumn in Willemstad has typical daily highs of about 31°C and lows of about 27°C, with a 22% chance of rain on a given day.
When is the rainy season in Willemstad?
Willemstad has no sharply defined rainy season: the chance of rain on a given day runs from 12% in May, the driest month, to 25% in November, the wettest.
What time of year is Willemstad windiest?
Winds in Willemstad are highest in May, averaging 6.6 m/s (24 km/h), and lightest in November, at 4.4 m/s (16 km/h). The prevailing wind is from the E.
What is the average temperature in Willemstad year round?
The average temperature in Willemstad over the whole year is 28°C. September is the hottest month, with highs of about 32°C; February is the coldest, with lows of about 25°C.