Weather forecast for 10 days
Petit Cayenne, French Guiana

Weather forecast for the weekend

Saturday, 31. May

Thundershowers
06:14

18:40
-03
Thundershowers
29°C / 24°C
  • Wind: 19km/h E
  • Humidity: 85%
  • Precip. probability: 82%
  • Precipitation: 21mm
  • UV index: 8
On Saturday, in Petit Cayenne, instability in the atmosphere may trigger thundershowers.
Increased precipitation is anticipated. Slight temperature shifts from a high of a temperate 29°C to a low of a moderately hot 24°C are forecasted.
The highest temperature on Saturday will align with the usual May peak of 28.6°C.
Sunrise will be at 06:14 and sunset at 18:40; the daylight will last for 12h and 25min.

Sunday, 01. Jun

Thunderstorms
06:14

18:40
-03
Thunderstorms
28°C / 24°C
  • Wind: 19km/h E
  • Humidity: 87%
  • Precip. probability: 72%
  • Precipitation: 25mm
  • UV index: 7
On Sunday, in Petit Cayenne, rolling thunder and rain showers are in the outlook.
Increased precipitation is expected. The temperature is forecasted to vary slightly from a high of a temperate 28°C to a low of a warm 24°C.
Expect the maximum temperature to remain consistent with the typical May high of 28.6°C.
Sunrise will be at 06:14 and sunset at 18:40; the daylight will last for 12h and 25min.

Frequently asked questions

What is the weather forecast for Petit Cayenne for Saturday?
On Saturday, unstable skies could lead to thundershowers.
Will it rain on Saturday?
Yes. With a probability of 82%, substantial precipitation of 21mm is predicted on Saturday.
What will be the maximum temperature on Saturday?
On Saturday, the highest temperature will be 29°C, while the lowest temperature will be 24°C.
What is the weather forecast for Petit Cayenne for Sunday?
On Sunday, storm clouds could lead to bursts of thunder and rain.
Will it rain on Sunday?
Substantial precipitation of 25mm is forecasted with a high probability on Sunday.
What will be the maximum temperature on Sunday?
On Sunday, the highest temperature will be 28°C, while the lowest temperature will be 24°C.
What is the weather forecast for Petit Cayenne for the next ten days?
In Petit Cayenne, thunderstorms are expected daily for the next ten days.
Will it rain in the next ten days?
With daily precipitation varying from a maximum of 30mm to a minimum of 11mm, rainfall is forecasted every day in Petit Cayenne. Next Monday, with high precipitation of 30mm, will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will vary between 28°C and 30°C, while the minimum temperature will range between 24°C and 25°C.
Combining with the humidity, the maximum feel-like temperature will vary between 33°C and 39°C.
What will be the hottest and the coldest days?
The hottest days will be Monday, next Tuesday and Wednesday, with a maximum of 30°C. The coldest days will be Tuesday, Sunday and next Monday, with a maximum of 28°C.

Long-term weather forecast

Mon26.May
  • 30°C
  • 25°C
Rain / Thunder
Rain / Thunder
  • Wind: 19km/h ENE
  • Humidity: 82%
  • UV index: 11
  • Precip. probability: 100%
  • Precipitation: 11mm
  • 06:14 18:39 -03
Tue27.May
  • 28°C
  • 24°C
Thundershowers
Thundershowers
  • Wind: 17km/h ENE
  • Humidity: 85%
  • UV index: 6
  • Precip. probability: 90%
  • Precipitation: 15mm
  • 06:14 18:39 -03
Wed28.May
  • 29°C
  • 24°C
Thunderstorms
Thunderstorms
  • Wind: 14km/h ESE
  • Humidity: 85%
  • UV index: 7
  • Precip. probability: 91%
  • Precipitation: 22mm
  • 06:14 18:39 -03
Thu29.May
  • 29°C
  • 24°C
Thunderstorms
Thunderstorms
  • Wind: 16km/h E
  • Humidity: 85%
  • UV index: 8
  • Precip. probability: 89%
  • Precipitation: 21mm
  • 06:14 18:39 -03
Fri30.May
  • 29°C
  • 24°C
Thundershowers
Thundershowers
  • Wind: 16km/h E
  • Humidity: 84%
  • UV index: 10
  • Precip. probability: 80%
  • Precipitation: 18mm
  • 06:14 18:39 -03
Sat31.May
  • 29°C
  • 24°C
Thundershowers
Thundershowers
  • Wind: 19km/h E
  • Humidity: 85%
  • UV index: 8
  • Precip. probability: 82%
  • Precipitation: 21mm
  • 06:14 18:40 -03
Sun01.Jun
  • 28°C
  • 24°C
Thunderstorms
Thunderstorms
  • Wind: 19km/h E
  • Humidity: 87%
  • UV index: 7
  • Precip. probability: 72%
  • Precipitation: 25mm
  • 06:14 18:40 -03
Mon02.Jun
  • 28°C
  • 24°C
Thunderstorms
Thunderstorms
  • Wind: 18km/h E
  • Humidity: 86%
  • UV index: 7
  • Precip. probability: 62%
  • Precipitation: 30mm
  • 06:14 18:40 -03
Tue03.Jun
  • 30°C
  • 24°C
Thundershowers
Thundershowers
  • Wind: 18km/h E
  • Humidity: 83%
  • UV index: 10
  • Precip. probability: 60%
  • Precipitation: 26mm
  • 06:15 18:40 -03
Wed04.Jun
  • 30°C
  • 24°C
Thundershowers
Thundershowers
  • Wind: 19km/h E
  • Humidity: 82%
  • UV index: 10
  • Precip. probability: 60%
  • Precipitation: 14mm
  • 06:15 18:40 -03
Looking ahead, stormy skies with frequent lightning are likely each day.
Rainfall is forecasted day-to-day, with daily precipitation varying from a minimal 11mm to a maximum of 30mm.
The high temperatures are expected to remain largely stable in the upcoming days. Highs will range from 28°C to 30°C, while the overnight low will be also nearly unchanged, as the lowest temperatures will remain in the range of 24°C to 25°C.
Monday, next Tuesday and Wednesday, with the highest temperature of 30°C, will be the hottest days in Petit Cayenne; with a maximum temperature of 28°C, Tuesday, Sunday and next Monday will be the coldest days in Petit Cayenne.
Taking the humidity into consideration, the maximum feel-like temperature may increase substantially and range between a humid 33°C and a sizzling 39°C.
Updated: May 26, 2025 @ 05:09:18 UTC
Published by: Weather Atlas | About Us
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