Weather forecast for todayPetit Cayenne, French Guiana

Weather forecast for today

Current condition 14:05 -03

  • 33°C
  • Feels like:
    38°C
Fair
Fair
  • Precipitation: 0mm
  • Wind: 31km/hENE 60°
  • Humidity: 58%
  • Dewpoint: 23°C
  • Pressure: 1010.16mbar
  • Visibility: 9.66km
  • UV index: 11
  • ▼
In Petit Cayenne, currently, the sky remains mostly clear, making for a pleasant day ahead.
The temperature is a tropical 33°C, the feels-like temperature, which factors the actual air temperature with the relative humidity, registers as estimated at a torrid 38°C. The current temperature is the highest temperature for today.

Monday 19. Oct 2026

  • 33°C
  • 24°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 23km/hE 81°
  • Humidity: 63%
  • UV index: 11
  • Sunrise: 06:14 -03
  • Sunset: 18:14 -03
  • ▼
On Monday, 19th of October, patchy clouds will move across the sky, allowing for sunshine at times.
The maximum temperature will be a blazing 33°C, while the minimum temperature will be a warm 24°C.
The maximum heat index, which combines air temperature and relative humidity, is appraised at a torridly hot 41°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The expected maximum is anticipated to be in line with the regular October temperature of 31.6°C.
Sunrise was at 06:14 and sunset will be at 18:14; the daylight will last for 12h and 0min.

Hourly overview

Hourly temperatures

Warmest period: 15h - 16h 37°C.
Coldest hour: 0h 30°C.

Chance of precipitation

Highest chance: 23h 13%.

Hourly weather forecast

  • 15h
  • 32°C
  • Feels like:
    37°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 31km/hE 80°
  • Humidity: 59%
  • Pressure: 1009mbar
  • Visibility: 13km
  • UV index: 7
  • ▼
  • 16h
  • 32°C
  • Feels like:
    37°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 30km/hENE 77°
  • Humidity: 62%
  • Pressure: 1008mbar
  • Visibility: 15km
  • UV index: 3
  • ▼
  • 17h
  • 31°C
  • Feels like:
    36°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 28km/hENE 78°
  • Humidity: 65%
  • Pressure: 1009mbar
  • Visibility: 15km
  • UV index: 1
  • ▼
  • 18h
  • 30°C
  • Feels like:
    34°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 19km/hE 86°
  • Humidity: 70%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 18:14
  • 19h
  • 29°C
  • Feels like:
    33°C
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 13km/hE 92°
  • Humidity: 77%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 20h
  • 28°C
  • Feels like:
    33°C
Mostly Clear
Mostly Clear
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 12km/hE 98°
  • Humidity: 80%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 21h
  • 28°C
  • Feels like:
    32°C
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 10km/hESE 103°
  • Humidity: 82%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 27°C
  • Feels like:
    32°C
Mostly Clear
Mostly Clear
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Wind: 10km/hESE 109°
  • Humidity: 83%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 23h
  • 27°C
  • Feels like:
    31°C
Mostly Clear
Mostly Clear
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 9km/hESE 114°
  • Humidity: 86%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 0h
  • 26°C
  • Feels like:
    30°C
Mostly Clear
Mostly Clear
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 7km/hSE 130°
  • Humidity: 88%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
For the rest of the day, expect mostly cloudy skies.
The temperature will vary between a minimum of 27°C and a maximum of 32°C. The feels-like temperature will be between a minimum of 31°C and a maximum of 37°C. The hottest part of the day will be at 15h and 16h.
The maximum temperature will be comparable to October's average highest temperature of 31.6°C. The temperature low is forecasted to be also close to the usual October value of 24.8°C.
With typical highs around 31.6°C and lows near 24.8°C, October is the hottest in Petit Cayenne.
Updated: Oct 19, 2026 @ 17:05:36 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 14:05 -03, the temperature is 33°C. Feels-like temperature is 38°C.

Today, scattered clouds may briefly filter the sunlight, but it will remain bright overall.

Today, the highest temperature will be 33°C, while the lowest temperature will be 24°C. The maximum heat index, which combines air temperature and relative humidity, is calculated to be 41°C.
The maximum temperature will be in line with the average highest temperature of 31.6°C in October. The lowest temperature will be also in line with the average low of 24.8°C.

On Monday, in Petit Cayenne, sunrise was at 06:14 and sunset will be at 18:14 (-03).

In Petit Cayenne, the length of the day today will be 12h and 0min.