MF Saint Martin · Summer

Saint Martin weather
in August

Good window in August — June is a notch above.

Open-Meteo · 10 years · 12 months compared · 18.07°N 63.05°W
81°FMax temperature
51%Rainy days
12.0hSunshine / day

Saint Martin weather in August

✅ Good
🌡️ Temperature min / max
77°F – 81°F
🌧 Rainy days
51% of days
☀️ Sunshine
12.0h per day on average
🌊 🌊 Season
Summer
⭐ ⭐ Weather score
7.9/10
📅 📅 Best month
June (8.4/10)

Should you visit Saint Martin in August?

✅ 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 : █████░░░░░ 51%
🌡 Temperature : ███████░░░ 81°F
☀️ Sunshine : █████████░ 12.0h/d

Our take: Saint Martin in August: 81°F and 12.0h of sunshine. Decent, but not the peak.

Saint Martin in August by trip type

What to expect in August

Summer in Saint Martin brings pleasant temperatures (27°F) and long sunny days (12.0h of sunshine). With 51% of rainy days, always have indoor alternatives planned. A good balance between weather and crowds, even if June (8.4/10) remains theoretically better.

All months for Saint Martin

Month-by-month comparison

MonthMin °FMax °FRain %Precip inSun h/dScore
🌤️ January73°F75°F40%0.0in10.9h7.8/10
🌤️ February73°F75°F37%0.1in11.0h7.8/10
🌤️ March73°F75°F27%0.0in11.4h8.2/10
🌤️ April73°F75°F38%0.1in12.0h8.0/10
🌤️ May75°F77°F36%0.1in12.1h8.1/10
🌤️ June77°F79°F33%0.1in12.3h8.4/10
🌤️ July77°F79°F53%0.1in12.3h7.8/10
🌤️ August77°F81°F51%0.1in12.0h7.9/10
🌤️ September77°F81°F57%0.2in11.9h7.6/10
🌤️ October77°F81°F57%0.2in11.4h7.6/10
🌤️ November75°F79°F55%0.2in10.6h7.5/10
🌤️ December75°F77°F43%0.1in10.5h7.8/10
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 August, Saint Martin averages 81°F, 51% rainy days and 12.0h of sunshine per day. Overall weather score: 7.9/10. See methodology →

August vs June (best month)

The best month is June (score 8.4/10). Difference:

FAQ — Saint Martin in August

Is August a good time to visit Saint Martin?
August is an excellent time to visit Saint Martin (score 7.9/10). With 81°F, 12.0h of sunshine and 51% rain, conditions are very favourable.
Does it rain a lot in Saint Martin in August?
Yes, 51% of days see rain in August. Plan some indoor activities as backup.

Find a place to stay in Saint Martin

Find places to stay in Saint Martin in August Search on Hotels.com

Activities and tours in Saint Martin

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

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