Weather forecast for today
Grand Usine, French Guiana

Weather forecast for today

Saturday, 31. May

Thunderstorms
06:19

18:39
-03
Thunderstorms
29°C / 22°C
  • Wind: 12km/h ENE
  • Humidity: 85%
  • Precip. probability: 93%
  • Precipitation: 5mm
  • UV index: 7
Today, in Grand Usine, the potential for thunderstorms remains.
With a high probability, light precipitation is forecasted. The temperature scale will run from a maximum of a moderately hot 29°C to a minimum of a delightful 22°C.
The maximum heat index, which combines air temperature and relative humidity, is evaluated at a fiery hot 36°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
May's typical peak of 29.8°C is anticipated to be mirrored in the day’s high.
Sunrise was at 06:19 and sunset will be at 18:39; the daylight will last for 12h and 20min.

Current condition

Cloudy
07:19 -03
Cloudy
  • 23°C
  • Feels like: 23°C
  • Wind: 2km/h NE
  • Humidity: 99%
  • Dewpoint: 23°C
  • Pressure: 1014.56mbar
  • Precipitation: 0mm
  • Visibility: 6.44km
  • UV index: 0
At the moment, the horizon is coated in dense cloud cover, keeping the day gray.
The temperature is a warm 23°C. The current temperature is almost at the minimum-expected 22°C for today.

Weather radar - Grand Usine, French Guiana

Doppler radar displays precipitation for the past 2h and forecasts the next 30min

Frequently asked questions

What is the temperature now?
At 07:19 -03, the temperature is 23°C.
What is the weather forecast for Grand Usine for today?
Today, in Grand Usine, expect isolated thunderstorms in the area.
Will it rain today?
Light precipitation of 5mm is anticipated. The chance of rainfall is high at 93%.
What will be the highest temperature today?
Today, the maximum temperature will be 29°C, while the minimum temperature will be 22°C. The maximum heat index, which combines relative humidity and air temperature, is computed to be 36°C.
The highest temperature will be in line with the average maximum of 29.8°C in May. Today, the lowest temperature will be also in line with the average low temperature.
When are sunrise and sunset today?
On Saturday, in Grand Usine, sunrise was at 06:19 and sunset will be at 18:39 (-03).
How long is the day today?
Today, the daylight will last for 12h and 20min.

Hourly weather forecast

8h
  • 24°C
  • Feels like:
    24°C
Cloudy
Cloudy
  • Wind: 3km/h NE
  • Pressure: 1015mbar
  • Humidity: 97%
  • Precip. probability: 17%
  • Precipitation: 0mm
  • Visibility: 7km
9h
  • 25°C
  • Feels like:
    25°C
Cloudy
Cloudy
  • Wind: 5km/h ENE
  • Pressure: 1015mbar
  • Humidity: 90%
  • Precip. probability: 17%
  • Precipitation: 0mm
  • Visibility: 11km
10h
  • 26°C
  • Feels like:
    30°C
Cloudy
Cloudy
  • Wind: 8km/h E
  • Pressure: 1015mbar
  • Humidity: 86%
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Visibility: 15km
11h
  • 27°C
  • Feels like:
    31°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 9km/h E
  • Pressure: 1015mbar
  • Humidity: 81%
  • Precip. probability: 57%
  • Precipitation: 1mm
  • Visibility: 16km
12h
  • 28°C
  • Feels like:
    32°C
Thunderstorms
Thunderstorms
  • Wind: 10km/h E
  • Pressure: 1014mbar
  • Humidity: 81%
  • Precip. probability: 93%
  • Precipitation: 2mm
  • Visibility: 6km
13h
  • 28°C
  • Feels like:
    32°C
Thunderstorms
Thunderstorms
  • Wind: 9km/h E
  • Pressure: 1014mbar
  • Humidity: 79%
  • Precip. probability: 73%
  • Precipitation: 1mm
  • Visibility: 10km
14h
  • 28°C
  • Feels like:
    32°C
Thunderstorms
Thunderstorms
  • Wind: 10km/h E
  • Pressure: 1012mbar
  • Humidity: 79%
  • Precip. probability: 74%
  • Precipitation: 1mm
  • Visibility: 11km
15h
  • 28°C
  • Feels like:
    32°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 12km/h E
  • Pressure: 1012mbar
  • Humidity: 77%
  • Precip. probability: 46%
  • Precipitation: 1mm
  • Visibility: 11km
16h
  • 27°C
  • Feels like:
    31°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 11km/h ENE
  • Pressure: 1011mbar
  • Humidity: 81%
  • Precip. probability: 45%
  • Precipitation: 1mm
  • Visibility: 11km
17h
  • 27°C
  • Feels like:
    30°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 9km/h ENE
  • Pressure: 1011mbar
  • Humidity: 83%
  • Precip. probability: 40%
  • Precipitation: 1mm
  • Visibility: 11km
18h
  • 26°C
  • Feels like:
    30°C
Cloudy
Cloudy
  • Wind: 8km/h E
  • Pressure: 1012mbar
  • Humidity: 88%
  • Precip. probability: 21%
  • Precipitation: 0mm
  • Visibility: 13km
Sunset: 18:39
19h
  • 25°C
  • Feels like:
    28°C
Showers
Showers
  • Wind: 5km/h ENE
  • Pressure: 1013mbar
  • Humidity: 94%
  • Precip. probability: 40%
  • Precipitation: 1mm
  • Visibility: 11km
20h
  • 24°C
  • Feels like:
    27°C
Cloudy
Cloudy
  • Wind: 4km/h ENE
  • Pressure: 1014mbar
  • Humidity: 96%
  • Precip. probability: 14%
  • Precipitation: 0mm
  • Visibility: 11km
21h
  • 24°C
  • Feels like:
    27°C
Cloudy
Cloudy
  • Wind: 4km/h ENE
  • Pressure: 1014mbar
  • Humidity: 97%
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Visibility: 11km
22h
  • 24°C
  • Feels like:
    26°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 3km/h ENE
  • Pressure: 1015mbar
  • Humidity: 98%
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Visibility: 9km
23h
  • 23°C
  • Feels like:
    26°C
Partly Cloudy
Partly Cloudy
  • Wind: 2km/h NE
  • Pressure: 1015mbar
  • Humidity: 99%
  • Precip. probability: 10%
  • Precipitation: 0mm
  • Visibility: 8km
Today, in Grand Usine, a combination of cloudy, storm-filled and rain-soaked weather is expected.
Rain is anticipated from 11h to 17h and at 19h. With light precipitation of 2mm, most rainfall is expected at 12h.
The temperature will vary between the highest temperature of 28°C and the lowest temperature of 23°C. The feels-like temperature will be between the highest temperature of 32°C and the lowest temperature of 24°C. The warmest part of the day will be from 12h to 15h.
The highest temperature today will be similar to May's typical maximum. Today, the night is expected to be also in line with the typical May low of 21.9°C.
Updated: May 31, 2025 @ 10:19:50 UTC
Published by: Weather Atlas | About Us
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Weather Forecasting & Climate

Grand Usine, French Guiana

  • en: Grand Usine, French Guiana
  • es: Grand Usine, Guayana Francesa
  • hr: Gran Uzin, Francuska Gvajana
  • sr: Gran Uzin, Francuska Gvajana
  • zh: Grand Usine, 法属圭亚那
  • Latitude: 3.366667°
  • Longitude: -52.916667°
  • Elevation: 157 m
  • Current time: 07:19 -03
  • Sunrise: 06:19 -03
  • Sunset: 18:39 -03
  • Timezone: America/Cayenne
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