GF French Guiana · Spring

French Guiana in March
what's the weather like?

Good window in March — September is a notch above.

Open-Meteo · 10 years · 12 months compared · 4.94°N 52.33°W
82°FMax temperature
86%Rainy days
10.5hSunshine / day

French Guiana weather in March

✅ Good
🌡️ Temperature min / max
77°F – 82°F
🌧 Rainy days
86% of days
☀️ Sunshine
10.5h per day on average
🌊 🌊 Season
Spring
⭐ ⭐ Weather score
7.1/10
📅 📅 Best month
September (7.7/10)

Should you visit French Guiana in March?

✅ Good

✅ Yes if: you're willing to accept showers in exchange for lower prices and fewer tourists.

❌ No if: you're planning 100% outdoor activities — rain is frequent.

🌧 Rain : █████████░ 86%
🌡 Temperature : ███████░░░ 82°F
☀️ Sunshine : ████████░░ 10.5h/d

Our take: French Guiana in March: 82°F and 10.5h of sunshine. Decent, but not the peak.

French Guiana in March by trip type

What to expect in March

Spring marks the start of the good season in French Guiana. Temperatures rise (28°F) and tourists have not yet arrived en masse. With 86% of rainy days, always have indoor alternatives planned. Not the best window, but acceptable if dates are constrained. September (7.7/10) is significantly better if possible.

All months for French Guiana

Month-by-month comparison

MonthMin °FMax °FRain %Precip inSun h/dScore
🌦️ January75°F82°F87%0.5in10.0h7.0/10
🌧️ February75°F82°F88%0.5in9.2h7.0/10
🌦️ March77°F82°F86%0.4in10.5h7.1/10
🌧️ April75°F82°F95%0.7in9.1h7.0/10
🌧️ May75°F82°F99%0.9in8.0h6.4/10
🌧️ June75°F82°F98%0.7in9.7h7.0/10
🌦️ July75°F84°F91%0.4in11.1h7.0/10
⛅ August75°F86°F65%0.2in11.5h7.2/10
🌤️ September77°F86°F46%0.1in11.4h7.7/10
🌤️ October77°F86°F47%0.1in11.6h7.7/10
⛅ November77°F84°F80%0.3in11.1h7.1/10
🌧️ December75°F82°F94%0.5in9.2h7.0/10
Ideal Fair Challenging climate ◀ Current month · Source Open-Meteo · 10 years
📊 Data source Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In March, French Guiana averages 82°F, 86% rainy days and 10.5h of sunshine per day. Overall weather score: 7.1/10. See methodology →

March vs September (best month)

The best month is September (score 7.7/10). Difference:

FAQ — French Guiana in March

Is March a good time to visit French Guiana?
March is an acceptable time for French Guiana (score 7.1/10). Conditions are decent but not optimal — consider September (7.7/10) if possible.
Does it rain a lot in French Guiana in March?
Yes, 86% of days see rain in March. Plan some indoor activities as backup.

Find a place to stay in French Guiana

Find places to stay in French Guiana in March Search on Hotels.com

Activities and tours in French Guiana

Guided tours, skip-the-line tickets and local experiences. Browse activities on GetYourGuide

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