Annual mean 18°C · wettest around April · prevailing wind NE
Warmest
28.2 °C
Coldest
13.4 °C
Wettest
38%
Windiest
4.5 m/s
Prevailing
NE
3.9 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
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 Grand Bourg over the whole year is 18°C. January is the hottest month, with highs of about 28°C; July is the coldest, with lows of about 8°C. The rainy (wet) season in Grand Bourg runs from February to May, peaking in April with a 36% chance of rain on a given day. The dry season is June to November; June is the driest month, at 18%. Winds in Grand Bourg are highest in November, averaging 3.8 m/s (14 km/h), and lightest in May, at 2.6 m/s (9 km/h). The prevailing wind is from the NE. The clearest skies in Grand Bourg come in February, when the sky is typically 44% covered; July is the cloudiest month, at 57%.
Month by month Grand Bourg 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
22°C
28°C
25%
45%
3.6 m/s
46
61
16
February
27°C
21°C
27°C
29%
44%
3.2 m/s
44
55
20
March
25°C
19°C
25°C
30%
46%
3.1 m/s
59
42
35
April
21°C
15°C
20°C
36%
52%
2.9 m/s
78
15
66
May
17°C
11°C
15°C
27%
55%
2.6 m/s
50
2
80
June
14°C
9°C
12°C
18%
55%
2.6 m/s
27
1
75
July
14°C
8°C
11°C
24%
57%
2.8 m/s
20
0
72
August
15°C
10°C
12°C
26%
53%
3.1 m/s
29
2
75
September
18°C
12°C
15°C
25%
56%
3.5 m/s
49
3
80
October
21°C
14°C
18°C
26%
53%
3.6 m/s
65
12
71
November
24°C
18°C
22°C
26%
48%
3.8 m/s
71
32
50
December
26°C
20°C
25°C
28%
46%
3.7 m/s
63
45
36
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 Grand Bourg weather by season
Year round, Grand Bourg has days of about 14°C at their warmest in July, its coolest month, and 28°C in January, its warmest; the coolest hours of the day run from 8°C to 22°C through the year, and the average temperature over the year is 18°C around the clock. Rain is most likely around April and least likely around June. 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.
Grand Bourg weather in winterJune to August
High 15°CLow 9°CRain 23%
Winter in Grand Bourg has typical daily highs of about 15°C and lows of about 9°C, with a 23% chance of rain on a given day.
Grand Bourg weather in springSeptember to November
High 21°CLow 15°CRain 25%
Spring in Grand Bourg has typical daily highs of about 21°C and lows of about 15°C, with a 25% chance of rain on a given day.
Grand Bourg weather in summerDecember to February
High 27°CLow 21°CRain 28%
Summer in Grand Bourg has typical daily highs of about 27°C and lows of about 21°C, with a 28% chance of rain on a given day.
Grand Bourg weather in autumnMarch to May
High 21°CLow 15°CRain 31%
Autumn in Grand Bourg has typical daily highs of about 21°C and lows of about 15°C, with a 31% chance of rain on a given day.
When is the rainy season in Grand Bourg?
The rainy (wet) season in Grand Bourg runs from February to May, peaking in April with a 36% chance of rain on a given day. The dry season is June to November; June is the driest month, at 18%.
What time of year is Grand Bourg windiest?
Winds in Grand Bourg are highest in November, averaging 3.8 m/s (14 km/h), and lightest in May, at 2.6 m/s (9 km/h). The prevailing wind is from the NE.
What is the average temperature in Grand Bourg year round?
The average temperature in Grand Bourg over the whole year is 18°C. January is the hottest month, with highs of about 28°C; July is the coldest, with lows of about 8°C.