Weather forecast for todayDiamant, French Guiana

Weather forecast for today

Current condition 01:38 -03

  • 26°C
  • Feels like:
    30°C
Partly Cloudy
Partly Cloudy
  • Precipitation: 0mm
  • Wind: 6km/hESE 110°
  • Humidity: 90%
  • Dewpoint: 24°C
  • Pressure: 1011.18mbar
  • Visibility: 16.09km
  • UV index: 0
  • ▼
In Diamant, at the moment, the weather is partly cloudy with occasional clear patches.
The temperature is a moderately hot 26°C, while the felt air temperature, which modifies the air temperature to account for humidity, is calculated to be a humid 30°C. The current temperature is near the lowest anticipated 24°C for today.

Monday 19. Oct 2026

  • 32°C
  • 24°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 24km/hE 99°
  • Humidity: 70%
  • UV index: 11
  • Sunrise: 06:15 -03
  • Sunset: 18:15 -03
  • ▼
On Monday, 19th of October, mostly sunny weather is likely, with high visibility.
The anticipated temperature range extends from a high of a blazing 32°C to a low of a temperate 24°C.
The maximum heat index, which adjusts the air temperature based on humidity, is computed to be an extremely hot 40°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.
The predicted maximum temperature will closely reflect October's average high of 30.9°C.
Sunrise will be at 06:15 and sunset at 18:15; the daylight will last for 11h and 59min.

Hourly overview

Hourly temperatures

Warmest hour: 14h 38°C.
Coldest hour: 5h 25°C.

Chance of precipitation

Highest chance: 23h 31%.

Hourly weather forecast

  • 2h
  • 26°C
  • Feels like:
    30°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 6km/hESE 118°
  • Humidity: 91%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 4h
  • 25°C
  • Feels like:
    25°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 6km/hSE 128°
  • Humidity: 93%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 6h
  • 25°C
  • Feels like:
    25°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 7km/hSE 136°
  • Humidity: 94%
  • Pressure: 1010mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
Sunrise: 06:15
  • 8h
  • 27°C
  • Feels like:
    32°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 8km/hSE 127°
  • Humidity: 87%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 2
  • ▼
  • 10h
  • 30°C
  • Feels like:
    36°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 17km/hESE 110°
  • Humidity: 68%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 9
  • ▼
  • 12h
  • 32°C
  • Feels like:
    37°C
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 21km/hE 90°
  • Humidity: 62%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 14h
  • 32°C
  • Feels like:
    38°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 23km/hE 85°
  • Humidity: 60%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 16h
  • 31°C
  • Feels like:
    36°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 24km/hE 82°
  • Humidity: 64%
  • Pressure: 1008mbar
  • Visibility: 16km
  • UV index: 3
  • ▼
  • 18h
  • 29°C
  • Feels like:
    34°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 20km/hE 88°
  • Humidity: 72%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 18:15
  • 20h
  • 28°C
  • Feels like:
    33°C
Mostly Clear
Mostly Clear
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 14km/hE 93°
  • Humidity: 80%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 28°C
  • Feels like:
    32°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0mm
  • Wind: 12km/hESE 103°
  • Humidity: 84%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Today, a combination of overcast, clear and rain-filled weather is anticipated.
With a probability of 31%, minimal rainfall is expected around midnight.
The temperature will be between the lowest temperature of 25°C and the highest temperature of 32°C. The feels-like temperature will vary between a maximum of 38°C and a minimum of 25°C. The hottest part of the day will be from 12h to 15h.
The highest temperature will be resembling October's average maximum of 30.9°C. The temperature low is forecasted to be also consistent with the usual October value of 25°C.
September and October, with an average high-temperature of 30.9°C, are the warmest months in Diamant.
Updated: Oct 19, 2026 @ 04:38:23 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 01:38 -03 is 26°C. Feels-like temperature is 30°C.

Today, mainly sunny skies with just a few high clouds are anticipated.

Today, the maximum temperature will be 32°C, while the minimum temperature will be 24°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is assessed at 40°C.
The maximum temperature will be in line with the average highest temperature of 30.9°C in October. The lowest temperature will be also in line with the average low of 25°C.

On Monday, in Diamant, sunrise will be at 06:15 and sunset at 18:15 (-03).

In Diamant, today, there will be 11h and 59min of daylight.