Saint Thomas, US Virgin Islands

Best Time to Visit
Saint Thomas

Saint Thomas, gem of the US Virgin Islands — cruise port with Danish colonial charm, turquoise beaches and wreck diving.

Updated: March 2026 · Open-Meteo · 10 years · 12 months compared · 18.34°N 64.93°W

MarchBest month

26°COptimal temperature

25%Rainy days

Quick decision

When to visit Saint Thomas?

🌞 Best time overall

March

🌡️ Optimal temperature

24°C–26°C in March

🌧 Least rain

25% rainy days in March

🌧 Wettest month

September (55%)

📅 Best score

8.8/10

Monthly climate data

Saint Thomas weather month by month

Month	Min °C	Max °C	Rainy days (%)	Precip. mm/d	Sun h/d	Score
🌤️ January	25°C	26°C	31%	30.0	10.6h	8.6/10
🌤️ February	24°C	26°C	37%	35.7	11.7h	8.4/10
🌤️ March	24°C	26°C	25%	25.5	10.8h	8.8/10
🌤️ April	25°C	26°C	29%	41.8	11.8h	8.7/10
🌤️ May	26°C	27°C	33%	58.3	11.4h	8.7/10
🌤️ June	26°C	28°C	35%	44.0	12.3h	8.7/10
🌤️ July	27°C	28°C	43%	76.4	11.6h	8.4/10
🌤️ August	27°C	28°C	52%	100.1	11.1h	8.2/10
🌤️ September	27°C	29°C	55%	134.5	10.9h	7.9/10
🌤️ October	27°C	28°C	56%	123.9	10.2h	8.0/10
🌤️ November	26°C	28°C	54%	130.3	9.9h	8.1/10
🌤️ December	26°C	27°C	37%	39.3	10.3h	8.5/10

Ideal Fair Challenging climate Source: Open-Meteo · 10 years

🌴 Tropical destination — heavy rain months benefit from an algorithmic adjustment: tropical showers are intense but brief and usually don't ruin a trip.

Seasonal breakdown

What to expect each season

🌸 Spring (Mar–May) — Excellent time

Average 26°C, 29% rainy days, 11.3h sunshine/day. Score: 8.7/10.

☀️ Summer (Jun–Aug) — Good time

Average 28°C, 43% rainy days, 11.7h sunshine/day. Score: 8.4/10.

🍂 Autumn (Sep–Nov) — Good time

Average 28°C, 55% rainy days, 10.3h sunshine/day. Score: 8.0/10.

❄️ Winter (Dec–Feb) — Excellent time

Average 26°C, 35% rainy days, 10.9h sunshine/day. Score: 8.5/10.

Accommodation

Find a place to stay in Saint Thomas

Check availability during the recommended period

Tip : off-peak months (September, October) are cheapest but weather is significantly worse.

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Activities & tours

Activities and tours in Saint Thomas

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

Flights

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Monthly weather

Detailed weather by month

✍️ Our take

Best months in Saint Thomas

March✅ Good · 26°C

March is absolutely sublime in Saint Thomas—you're looking at warm, gentle days hovering around 75–79°F with minimal…

April✅ Good · 26°C

April in Saint Thomas hits that sweet spot—warm enough to swim comfortably, mild enough that you won't melt exploring…

May✅ Good · 27°C

May in Saint Thomas is absolutely gorgeous—warm tropical days hovering around 26–27°C with plenty of sunshine, though…

FAQ

Frequently asked questions

March is ideal with 25% rainy days and 26°C.

September is the wettest month with 55% rainy days.

Yes, March is the best month with an average of 26°C.

In winter, the average score is 8.5/10. Acceptable conditions for cultural visits.

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