Weather forecast for todayGaston, French Guiana

Weather forecast for today

Current condition 14:53 -03

  • 35°C
  • Feels like:
    39°C
Sunny
Sunny
  • Precipitation: 0mm
  • Wind: 18km/hE 80°
  • Humidity: 42%
  • Dewpoint: 20°C
  • Pressure: 1008.81mbar
  • Visibility: 14.48km
  • UV index: 8
  • ▼
At the moment, the sky is azure blue, with the sun shining strong and bright.
The temperature is a torrid 35°C, and the apparent temperature of which integrates air moisture with ambient temperature comes in at computed to be a sweltering 39°C. The current temperature is nearly at the maximum predicted 36°C for today.

Tuesday 20. Oct 2026

  • 36°C
  • 22°C
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 19km/hE 81°
  • Humidity: 49%
  • UV index: 11
  • Sunrise: 06:12 -03
  • Sunset: 18:13 -03
  • ▼
Today, sunshine will likely continue with scattered clouds at most.
The temperature is predicted to oscillate between a maximum of a very hot 36°C and a minimum of a pleasant 22°C.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is estimated at a scorching 43°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Anticipated temperatures are trending a few degrees higher than October's climate norm of 33.9°C.
Sunrise was at 06:12 and sunset will be at 18:13; the daylight will last for 12h and 1min.

Hourly overview

Hourly temperatures

Warmest hour: 15h 39°C.
Coldest hour: 0h 27°C.

Chance of precipitation

Highest chance: 23h - 0h 7%.

Hourly weather forecast

  • 15h
  • 35°C
  • Feels like:
    39°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 18km/hE 87°
  • Humidity: 42%
  • Pressure: 1008mbar
  • Visibility: 16km
  • UV index: 7
  • ▼
  • 16h
  • 34°C
  • Feels like:
    38°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 18km/hE 82°
  • Humidity: 46%
  • Pressure: 1008mbar
  • Visibility: 16km
  • UV index: 3
  • ▼
  • 17h
  • 33°C
  • Feels like:
    37°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 17km/hE 79°
  • Humidity: 51%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 18h
  • 31°C
  • Feels like:
    35°C
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 14km/hE 83°
  • Humidity: 58%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 18:13
  • 19h
  • 29°C
  • Feels like:
    33°C
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 10km/hE 86°
  • Humidity: 66%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 20h
  • 28°C
  • Feels like:
    31°C
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 8km/hE 85°
  • Humidity: 73%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 21h
  • 27°C
  • Feels like:
    30°C
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 7km/hE 87°
  • Humidity: 78%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 26°C
  • Feels like:
    28°C
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 5km/hESE 102°
  • Humidity: 83%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 23h
  • 25°C
  • Feels like:
    28°C
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 4km/hESE 103°
  • Humidity: 86%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 0h
  • 24°C
  • Feels like:
    27°C
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 2km/hSE 136°
  • Humidity: 89%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
For the rest of Tuesday, a cloudless sky and mainly sunshiny weather are expected.
The temperature will vary between the lowest temperature of 25°C and the highest temperature of 35°C. The feels-like temperature will be between the lowest temperature of 28°C and the highest temperature of 39°C. The hottest part of the day is expected around 15h.
The forecasted high will be relatively higher than the typical October maximum of 33.9°C. The temperature low is forecasted to be also comparable to the usual October value of 22.2°C.
October in Gaston brings peak warmth, with average high temperatures of 33.9°C and lows of 22.2°C.
Updated: Oct 20, 2026 @ 17:53:56 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (14:53 -03) is 35°C. Feels-like temperature is 39°C.

Today, the weather remains calm, bright, and sunny.

Today, the highest temperature will be 36°C, while the lowest temperature will be 22°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is evaluated at 43°C.
The highest temperature will be a few degrees higher than the average maximum of 33.9°C in October. The lowest temperature will be in line with the average low of 22.2°C.

On Tuesday, in Gaston, sunrise was at 06:12 and sunset will be at 18:13 (-03).

In Gaston, the length of the day today will be 12h and 1min.