Live Weather & Forecast

Weather in French Guiana

Real-time conditions & 3-day outlook · Air quality included

Flag of French Guiana
Fog
22°C
Feels like 18°C
72°F / Feels 64°F
Fog
French Guiana
🌙 Nighttime
Updated: 2026-07-07 01:30
💧
Humidity
98%
💨
Wind
3.6 km/h ESE
🌬️
Wind Gust
6.6 km/h
🌡️
Pressure
1016 mb
👁️
Visibility
0 km
☀️
UV Index
0 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
100%
💦
Dew Point
21.9°C
🌐
Wind Degree
108°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
89 μg/m³
NO₂
0.2 μg/m³
O₃
21 μg/m³
SO₂
0.1 μg/m³
PM 2.5
2.9 μg/m³
PM 10
4.4 μg/m³

Today's Hourly Forecast

24-hour breakdown for French Guiana

12 AM
Fog
22°
Fog
💧 97% 💨 3.2 km/h 🌧️ 42%
1 AM
Fog
22°
Fog
💧 98% 💨 3.6 km/h 🌧️ 42%
2 AM
Fog
22°
Fog
💧 99% 💨 3.2 km/h 🌧️ 43%
3 AM
Fog
22°
Fog
💧 99% 💨 3.6 km/h 🌧️ 43%
4 AM
Fog
21°
Fog
💧 100% 💨 3.6 km/h 🌧️ 43%
5 AM
Fog
21°
Fog
💧 100% 💨 2.9 km/h 🌧️ 43%
6 AM
Fog
21°
Fog
💧 100% 💨 2.9 km/h 🌧️ 43%
7 AM
Fog
21°
Fog
💧 99% 💨 3.2 km/h 🌧️ 43%
8 AM
Partly Cloudy
23°
Partly Cloudy
💧 90% 💨 4 km/h 🌧️ 19%
9 AM
Partly Cloudy
26°
Partly Cloudy
💧 74% 💨 5 km/h 🌧️ 11%
10 AM
Partly Cloudy
28°
Partly Cloudy
💧 61% 💨 6.1 km/h 🌧️ 7%
11 AM
Partly Cloudy
29°
Partly Cloudy
💧 53% 💨 6.1 km/h 🌧️ 5%
12 PM
Partly Cloudy
31°
Partly Cloudy
💧 49% 💨 6.1 km/h 🌧️ 4%
1 PM
Partly Cloudy
31°
Partly Cloudy
💧 47% 💨 6.5 km/h 🌧️ 5%
2 PM
Partly Cloudy
32°
Partly Cloudy
💧 44% 💨 5.8 km/h 🌧️ 4%
3 PM
Partly Cloudy
31°
Partly Cloudy
💧 46% 💨 6.1 km/h 🌧️ 5%
4 PM
Patchy rain nearby
28°
Patchy rain nearby
💧 64% 💨 4.3 km/h 🌧️ 13%
5 PM
Patchy light rain
26°
Patchy light rain
💧 74% 💨 5.8 km/h 🌧️ 57%
6 PM
Partly Cloudy
25°
Partly Cloudy
💧 82% 💨 6.5 km/h 🌧️ 15%
7 PM
Partly Cloudy
24°
Partly Cloudy
💧 88% 💨 5.8 km/h 🌧️ 18%
8 PM
Partly Cloudy
23°
Partly Cloudy
💧 92% 💨 4.7 km/h 🌧️ 19%
9 PM
Mist
23°
Mist
💧 95% 💨 3.2 km/h 🌧️ 28%
10 PM
Fog
22°
Fog
💧 97% 💨 3.6 km/h 🌧️ 53%
11 PM
Fog
22°
Fog
💧 98% 💨 2.9 km/h 🌧️ 43%

3-Day Forecast

Daily overview for French Guiana

Today
Partly Cloudy
Partly Cloudy
32° / 21°
🌧️ 63% chance of rain
💧 Avg. humidity: 81%
💨 Max wind: 6.5 km/h
🌧️ Total precip: 1.31 mm
☀️ UV Index: 11
🌅 Sunrise: 06:26 AM
🌇 Sunset: 06:47 PM
🌙 Last Quarter
🌑 Moon: 39% lit
Wed, Jul 8
Patchy rain nearby
Patchy rain nearby
31° / 21°
🌧️ 69% chance of rain
💧 Avg. humidity: 84%
💨 Max wind: 11.5 km/h
🌧️ Total precip: 1.12 mm
☀️ UV Index: 11
🌅 Sunrise: 06:26 AM
🌇 Sunset: 06:47 PM
🌙 Waning Crescent
🌑 Moon: 28% lit
Thu, Jul 9
Fog
Fog
31° / 21°
🌧️ 79% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 9.4 km/h
🌧️ Total precip: 2.38 mm
☀️ UV Index: 11.1
🌅 Sunrise: 06:26 AM
🌇 Sunset: 06:47 PM
🌙 Waning Crescent
🌑 Moon: 19% lit

Best Time to Visit French Guiana

French Guiana has a tropical climate with two distinct wet seasons and two dry seasons, and choosing the right time to visit depends greatly on your priorities. The long dry season from August to November is widely considered the best time for most travelers. Trails in the rainforest are more accessible, river levels are manageable for canoeing, and the humidity is relatively lower. Wildlife is also easier to spot near water sources during drier months, making jungle excursions especially rewarding.

If watching leatherback sea turtles nest is on your list — and it absolutely should be — plan your visit between April and July. These ancient creatures emerge from the Atlantic to lay eggs on Awala-Yalimapo beach, one of the most significant nesting sites in the world. The short dry season in February and March also offers a reasonable window for forest exploration. Avoid peak wet season months of May and June if you plan extensive trekking, as trails can become impassable and river crossings dangerous. However, the lush intensity of the jungle after heavy rains has its own dramatic beauty.
← Back to French Guiana 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in French Guiana?
Current conditions in French Guiana: Fog with a temperature of 22°C, humidity 98%.
What is the best time to visit French Guiana?
French Guiana has a tropical climate with two distinct wet seasons and two dry seasons, and choosing the right time to visit depends greatly on your priorities. The long dry season from August to November is widely considered the best time for most travelers. Trails in the rainforest are more access...
What is the climate like in French Guiana?
French Guiana is located at approximately 4° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it snow in French Guiana?
Snow is generally rare in French Guiana due to its location near the tropics.
What is the hottest month in French Guiana?
Temperatures in French Guiana remain relatively warm year-round. The warmest period is usually between March and May.
What should I pack for a trip to French Guiana?
For November – April visits to French Guiana: light clothing and sun protection. For June – September: layers and waterproof gear are recommended.
How accurate is the weather forecast for French Guiana?
The forecast is sourced from WeatherAPI.com and updated hourly with real-time atmospheric data for French Guiana. The 3-day outlook includes hourly breakdowns, air quality index, and precipitation probability.
What is the humidity like in French Guiana?
Current humidity in French Guiana is 98%. Tropical regions typically experience higher humidity year-round.