Philipsburg (Sint Maarten) weather by month

The best time to visit Philipsburg (Sint Maarten) is January to March — 91/100 in March, 29°C and 9 rainy days. The best season is the dry season, December to June (89/100 on average).

The worst month is October at 79/100 — sweltering, rainy, clean air. See October →

Updated September 2026 · climate normals from ERA5 reanalysis

Philipsburg🇸🇽 Sint Maarten · Lesser Antilles · Beach91
  1. 90Jan
  2. 90Feb
  3. 91Mar
  4. 89Apr
  5. 88May
  6. 87Jun
  7. 83Jul
  8. 82Aug
  9. 79Sep
  10. 79Oct
  11. 81Nov
  12. 88Dec

Best season: December to June (89/100 on average) · worst October (79/100)

Days
29°C
Nights
24°C
Wet days
9
Sun
11.1 h
Humidity
76%
Daylight
12 h
Philipsburg, Sint Maarten
Photo: Jermaine Lewis · Pexels

Philipsburg, month by month

Comfort score out of 100 for the kind of trip Philipsburg is best for, the average high, rainy days and hours of sun a day from the climate normals, and how busy it tends to be.

MonthScoreTierHighRainSunCrowdsOn
Jan90S29°C11 d10 hPeak2
Feb90S29°C9 d11 hBusy1
Mar91S29°C9 d11 hPeak3
Apr89A30°C10 d11 hPeak5
May88A31°C11 d12 hBusy3
Jun87A31°C11 d12 hShoulder3
Jul83A32°C17 d12 hShoulder3
Aug82A32°C15 d11 hShoulder3
Sep79B32°C18 d11 hQuiet2
Oct79B32°C17 d10 hQuiet2
Nov81A31°C15 d10 hPeak4
Dec88A30°C12 d10 hPeak2

What's on in Philipsburg through the year

Festivals, natural spectacles, holidays and the seasons to watch out for — curated and sourced. The month pages carry the detail.

March
  • St. Maarten Heineken Regatta5–8 MarFestival
  • SXM Festival9–17 Mar (usually)Festival
April
  • St. Maarten Carnival10 Apr – 5 MayFestival
  • Sea turtle nesting1 Apr – 30 Nov (usually)Nature
  • King's Day26–27 AprHoliday
  • Sargassum on the windward coasts1 Apr – 31 Aug (usually)Hazard
June
  • Hurricane season1 Jun – 30 NovHazard
November
  • Sint Maarten Day11 NovHoliday
  • Cruise ship season1 Nov – 30 Apr (usually)Season
December
  • Christmas and New Year peak18 Dec – 5 JanHoliday

Everything on in Philipsburg through the year →

Crowds in Philipsburg in March

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdstravelers describe it as peak season, St. Maarten Heineken Regatta, SXM Festival

Sourced from traveler notes: “…round 27 to 29C, sits well outside hurricane season, and is peak season with early March the busiest of it. Regulars describe the r…” — HowManyShipsToday

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Peak crowdsBusyShoulder seasonQuiet

Traveller notes on Philipsburg

What people who have been say about the place — the year-round notes first, then month by month.

January here is low to mid eighties with brief showers, and regulars name the one variable that decides your week: the Christmas winds, the reinforced trades that blow through December and January and make some days genuinely blustery. Our column reads 30 kph as a monthly average, which is why the local advice is a map rather than a forecast - the west-facing beaches shelter and the east-facing ones take it. Rain looks frequent at 10.5 days but totals 28.6mm, under three millimetres a time, which is their ten-to-fifteen-minute shower and then sun. Air is 29.1C over 23.7C and the sea 26.4C, a degree under the 81F they quote. The record: humidity 77 percent, 10.4 hours of sun and AQI 38.
TheChristmasWindsAreStillHere · January · 1 month ago · Read more on Tripadvisor ↗
Regulars are specific this counts as prime season here, genuinely little rain compared to the late-summer and fall stretch when tropical storms bring the real wet weather, sun the dominant feature of a typical day. Our row backs that hot, genuinely dry read, 29C reading as a hot 30C, over 23.6C nights feeling 23C, with rain light at 36.5mm across 9.2 days and a real 31.8 kph wind. Regulars are consistent the wind runs noticeably stronger this month, choppier water a real result even on an otherwise sunny day, afternoons themselves turning genuinely hot. The sea sits at a warm, swimmable 25.9C. The record: 10.7 hours of sun, humidity 77 percent and AQI 40.
PrimeSeasonWindMakesWaterChoppy · February · 1 month ago · Read more on Tripadvisor ↗
March in St Maarten runs around 27 to 29C, sits well outside hurricane season, and is peak season with early March the busiest of it. Regulars describe the rain as sporadic rather than seasonal - a dark cloud or a short sprinkle, lasting about as long as the cloud takes to pass - which is what our row's 8.7 precipitation days carrying only 22mm between them amount to. The other March variable is wind, 29.6 kph here, and it decides the beach: Orient Bay and the windward east side get the breeze and the surf, while the west-side beaches are the calmer, clearer option on a blowy day. In Philipsburg itself the crowd is a shipping question - how many cruise ships are in port that morning. The record: 23.9C nights, 11.1 hours of sun and a 26.2C sea.
HowManyShipsToday · March · 1 month ago · Read more on Tripadvisor ↗
St. Maarten's forum rates April as the start of the best value window — room rates dropping as high season ends, weather still reliably dry and sunny. Regulars' one recurring reassurance: online forecasts for the island look worse than reality most days, it's small enough that a nearby storm system rarely actually reaches shore.
Tripadvisor community · April · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe October as more comfortable than peak summer, with temperatures typically in the 80sF rather than the 90s and noticeably lower humidity, plus especially clear, vivid sunrises and sunsets. Posters are candid this still sits within hurricane season - the worst storm risk peaks in early September, but October isn't risk-free, even though the odds of a direct hit during any given week-long stay remain low. September through November is named by posters as the wettest overall stretch of the year, with October specifically cited as the single rainiest month - though actual experience varies widely, with one visitor reporting just about 10 minutes of rain across their entire October stay. Posters generally recommend late October as a solid, less-crowded window overall.
Tripadvisor community · October · 1 month ago · Read more on Tripadvisor ↗

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