Annual mean 27°C · wettest around September · prevailing wind E
Warmest
30.7 °C
Coldest
27.5 °C
Wettest
51%
Windiest
7.2 m/s
Prevailing
E
6.1 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
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 Basseterre over the whole year is 27°C. August is the hottest month, with highs of about 31°C; February is the coldest, with lows of about 24°C. Basseterre has no sharply defined rainy season: the chance of rain on a given day runs from 46% in February, the driest month, to 51% in September, the wettest. Winds in Basseterre are highest in July, averaging 6.2 m/s (22 km/h), and lightest in October, at 3.9 m/s (14 km/h). The prevailing wind is from the E. The clearest skies in Basseterre come in October, when the sky is typically 45% covered; May is the cloudiest month, at 53%.
Month by month Basseterre 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
28°C
24°C
28°C
48%
50%
5.2 m/s
47
74
5
February
28°C
24°C
27°C
46%
48%
5.7 m/s
53
72
8
March
28°C
24°C
28°C
49%
48%
5.3 m/s
46
75
5
April
29°C
25°C
29°C
47%
52%
5.2 m/s
33
77
3
May
29°C
26°C
30°C
47%
53%
5.3 m/s
12
75
0
June
30°C
27°C
31°C
48%
50%
5.9 m/s
5
70
0
July
30°C
27°C
31°C
50%
50%
6.2 m/s
4
67
0
August
31°C
27°C
32°C
49%
48%
5.4 m/s
2
60
0
September
30°C
27°C
33°C
51%
46%
4.2 m/s
2
51
1
October
30°C
27°C
33°C
50%
45%
3.9 m/s
2
58
0
November
29°C
26°C
31°C
49%
49%
4.3 m/s
7
71
1
December
28°C
25°C
29°C
49%
48%
5.1 m/s
28
76
2
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 Basseterre weather by season
Year round, Basseterre has days of about 28°C at their warmest in January, its coolest month, and 31°C in August, its warmest; the coolest hours of the day run from 24°C to 27°C through the year, and the average temperature over the year is 27°C around the clock. Rain is most likely around September and least likely around February. 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.
Basseterre weather in winterDecember to February
High 28°CLow 25°CRain 47%
Winter in Basseterre has typical daily highs of about 28°C and lows of about 25°C, with a 47% chance of rain on a given day.
Basseterre weather in springMarch to May
High 29°CLow 25°CRain 48%
Spring in Basseterre has typical daily highs of about 29°C and lows of about 25°C, with a 48% chance of rain on a given day.
Basseterre weather in summerJune to August
High 30°CLow 27°CRain 49%
Summer in Basseterre has typical daily highs of about 30°C and lows of about 27°C, with a 49% chance of rain on a given day.
Basseterre weather in autumnSeptember to November
High 30°CLow 27°CRain 50%
Autumn in Basseterre has typical daily highs of about 30°C and lows of about 27°C, with a 50% chance of rain on a given day.
When is the rainy season in Basseterre?
Basseterre has no sharply defined rainy season: the chance of rain on a given day runs from 46% in February, the driest month, to 51% in September, the wettest.
What time of year is Basseterre windiest?
Winds in Basseterre are highest in July, averaging 6.2 m/s (22 km/h), and lightest in October, at 3.9 m/s (14 km/h). The prevailing wind is from the E.
What is the average temperature in Basseterre year round?
The average temperature in Basseterre over the whole year is 27°C. August is the hottest month, with highs of about 31°C; February is the coldest, with lows of about 24°C.