Annual mean 25°C · wettest around May · prevailing wind E
Warmest
32.6 °C
Coldest
25.5 °C
Wettest
51%
Windiest
4.8 m/s
Prevailing
E
3.7 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 Kourou over the whole year is 25°C. September is the hottest month, with highs of about 32°C; December is the coldest, with lows of about 22°C. The rainy (wet) season in Kourou runs from December to June, peaking in May with a 44% chance of rain on a given day. The dry season is July to November; October is the driest month, at 5%. Winds in Kourou are highest in February, averaging 2.6 m/s (9 km/h), and lightest in June, at 1.4 m/s (5 km/h). The prevailing wind is from the E. The clearest skies in Kourou come in October, when the sky is typically 47% covered; February is the cloudiest month, at 78%.
Month by month Kourou 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
27°C
23°C
29°C
26%
76%
2.4 m/s
6
58
5
February
27°C
23°C
29°C
33%
78%
2.6 m/s
8
56
4
March
28°C
23°C
30°C
26%
74%
2.5 m/s
4
55
4
April
27°C
23°C
30°C
37%
77%
2.2 m/s
2
47
5
May
26°C
23°C
29°C
44%
77%
1.9 m/s
2
38
8
June
27°C
23°C
31°C
32%
75%
1.4 m/s
2
35
5
July
28°C
23°C
32°C
20%
68%
1.4 m/s
2
30
5
August
31°C
23°C
34°C
11%
56%
1.5 m/s
1
24
2
September
32°C
23°C
35°C
5%
50%
1.7 m/s
0
19
0
October
32°C
23°C
34°C
5%
47%
1.8 m/s
0
27
1
November
29°C
23°C
32°C
17%
60%
1.8 m/s
1
33
4
December
28°C
22°C
31°C
38%
74%
2.0 m/s
3
47
4
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 Kourou weather by season
Year round, Kourou has days of about 26°C at their warmest in May, its coolest month, and 32°C in September, its warmest; the coolest hours of the day run from 22°C to 23°C through the year, and the average temperature over the year is 25°C around the clock. Rain is most likely around May and least likely around October. 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.
Kourou weather in winterDecember to February
High 27°CLow 23°CRain 32%
Winter in Kourou has typical daily highs of about 27°C and lows of about 23°C, with a 32% chance of rain on a given day.
Kourou weather in springMarch to May
High 27°CLow 23°CRain 36%
Spring in Kourou has typical daily highs of about 27°C and lows of about 23°C, with a 36% chance of rain on a given day.
Kourou weather in summerJune to August
High 29°CLow 23°CRain 21%
Summer in Kourou has typical daily highs of about 29°C and lows of about 23°C, with a 21% chance of rain on a given day.
Kourou weather in autumnSeptember to November
High 31°CLow 23°CRain 9%
Autumn in Kourou has typical daily highs of about 31°C and lows of about 23°C, with a 9% chance of rain on a given day.
When is the rainy season in Kourou?
The rainy (wet) season in Kourou runs from December to June, peaking in May with a 44% chance of rain on a given day. The dry season is July to November; October is the driest month, at 5%.
What time of year is Kourou windiest?
Winds in Kourou are highest in February, averaging 2.6 m/s (9 km/h), and lightest in June, at 1.4 m/s (5 km/h). The prevailing wind is from the E.
What is the average temperature in Kourou year round?
The average temperature in Kourou over the whole year is 25°C. September is the hottest month, with highs of about 32°C; December is the coldest, with lows of about 22°C.