Weather forecast for todayL'Observatoire, French Guiana

Weather forecast for today

Current condition 11:11 -03

  • 32°C
  • Feels like:
    37°C
Fair
Fair
  • Precipitation: 0mm
  • Wind: 11km/hE 80°
  • Humidity: 61%
  • Dewpoint: 23°C
  • Pressure: 1014.56mbar
  • Visibility: 16.09km
  • UV index: 11
  • ▼
In L'Observatoire, at the moment, a light breeze complements the fair weather.
The temperature is a hot 32°C, meanwhile, the felt air temperature of which integrates air moisture with ambient temperature is calculated to be a fiery hot 37°C. The current temperature is only a few degrees off the highest temperature of the day.

Friday 23. Oct 2026

  • 35°C
  • 23°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 24%
  • Precipitation: 2mm
  • Wind: 13km/hENE 77°
  • Humidity: 54%
  • UV index: 11
  • Sunrise: 06:20 -03
  • Sunset: 18:19 -03
  • ▼
Today, in L'Observatoire, mostly sunny weather is likely, with high visibility.
Minimal precipitation is anticipated. Temperatures will oscillate between a sweltering 35°C at their highest and a moderately hot 23°C at their lowest.
The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at a blisteringly hot 42°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 forecasted maximum temperature will closely reflect October's average high of 34.9°C.
Sunrise was at 06:20 and sunset will be at 18:19; the daylight will last for 11h and 59min.

Hourly overview

Hourly temperatures

Warmest hour: 14h 39°C.
Coldest hour: 2h 27°C.

Chance of precipitation

Highest chance: 20h 39%.

Hourly weather forecast

  • 12h
  • 33°C
  • Feels like:
    38°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 10km/hE 79°
  • Humidity: 55%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 13h
  • 34°C
  • Feels like:
    39°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 10km/hE 83°
  • Humidity: 49%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 14h
  • 34°C
  • Feels like:
    39°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 10km/hE 82°
  • Humidity: 46%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 15h
  • 34°C
  • Feels like:
    38°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Wind: 11km/hE 95°
  • Humidity: 45%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 7
  • ▼
  • 16h
  • 33°C
  • Feels like:
    37°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 11km/hE 86°
  • Humidity: 47%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 3
  • ▼
  • 17h
  • 32°C
  • Feels like:
    36°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0mm
  • Wind: 12km/hENE 62°
  • Humidity: 57%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 18h
  • 28°C
  • Feels like:
    32°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 13km/hNE 56°
  • Humidity: 73%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 18:19
  • 19h
  • 27°C
  • Feels like:
    31°C
Showers
Showers
  • Precip. probability: 38%
  • Precipitation: 1mm
  • Wind: 9km/hNE 45°
  • Humidity: 80%
  • Pressure: 1011mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 20h
  • 26°C
  • Feels like:
    30°C
Showers
Showers
  • Precip. probability: 39%
  • Precipitation: 1mm
  • Wind: 8km/hNNE 28°
  • Humidity: 84%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 21h
  • 26°C
  • Feels like:
    29°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 6km/hNNE 18°
  • Humidity: 88%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 25°C
  • Feels like:
    29°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 5km/hNNE 11°
  • Humidity: 90%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 23h
  • 25°C
  • Feels like:
    28°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Wind: 5km/hNNE 12°
  • Humidity: 92%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Today, a combination of primarily gloomy and occasionally rain-soaked and sun-filled weather is anticipated.
With minimal precipitation of 1mm, rainfall is predicted at 19h and 20h.
The temperature will vary between a maximum of 34°C and a minimum of 25°C. The feels-like temperature will vary between the highest temperature of 39°C and the lowest temperature of 28°C. The hottest part of the day will be from 13h to 15h.
The highest temperature will be close to October's average maximum of 34.9°C. The expected low will be also in line with the average minimum in October, which is 21.3°C.
October leads as the warmest month in L'Observatoire, with high temperatures averaging 34.9°C and lows at 21.3°C.
Updated: Oct 23, 2026 @ 14:11:24 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (11:11 -03) is 32°C. Feels-like temperature is 37°C.

Today, a crisp, sunny atmosphere is likely.

Today, there is a low probability of minimal rainfall in L'Observatoire.

Today, the maximum temperature will be 35°C, while the minimum temperature will be 23°C. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is calculated to be 42°C.
The highest temperature will be in line with the average maximum of 34.9°C in October. The lowest temperature will be also in line with the average low of 21.3°C.

On Friday, in L'Observatoire, sunrise was at 06:20 and sunset will be at 18:19 (-03).

Today, the daylight will last for 11h and 59min.