Climate and monthly weather forecast
Philipsburg, Sint Maarten

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The coastal city of Philipsburg, in Sint Maarten, with a distant view of the mountains, and the Great Salt Pond
The coastal city of Philipsburg, in Sint Maarten, with a distant view of the mountains, and the Great Salt Pond

The climate of Philipsburg

Situated in the northeastern Caribbean island of Sint Maarten, Philipsburg is characterized by a Tropical wet and dry climate, or savanna classification according to the Köppen climate classification. This climate zone features two significant seasons - a wet season and a dry season.

Analyzing Philipsburg's climate parameters, it's clear that temperatures throughout the year remain consistently high. The average monthly high temperatures fluctuate from 29°C (84.2°F) to 31°C (87.8°F), with the warmest months typically being from May to October. The average monthly low temperatures also display a limited range, from 23°C (73.4°F) during January, February, and March to 25°C (77°F) from June to October.

Rainfall in Philipsburg varies considerably throughout the year, with the wet season spanning from May to December. The highest average rainfall occurs in September at 129mm (5.08"), with subsequent high rainfall months being November and October. Interestingly, the number of rainy days is consistent throughout the year, with an average ranging between 12 to 21 days per month.

Sea temperatures in Philipsburg see a slight increase in the warmer months, fluctuating from 26°C (78.8°F) at the beginning and end of the year to 29°C (84.2°F) from August to October. This slight variation in sea temperatures aligns with the increase in both air temperature and daylight hours during this period.

The best time to visit Philipsburg

Keeping in mind both the weather conditions and the tourist demands, the best time to visit Philipsburg is between February and April. During these months, visitors can enjoy a pleasant average temperature between 29°C (84.2°F) and 30°C (86°F) during the day and a cooler 23°C (73.4°F) to 24°C (75.2°F) at night. In addition to the favorable temperatures, these months also have relatively low rainfall, averaging 43mm (1.69") per month, which helps create an ideal environment for outdoor activities and exploration.

The worst time to visit Philipsburg

Philipsburg experiences its heaviest rainfall from August up to and including November, with an average rainfall measuring between 100mm (3.94") to 129mm (5.08"). Combined with the highest monthly average low temperatures of 25°C (77°F) and the strong ultraviolet index of 12, this period tends to be the least favorable for visitors. Heavy rainfall may disrupt travel plans, particularly outdoor activities and sightseeing excursions.

Spring weather in Philipsburg

Spring in Philipsburg, running from March to May, sees a gradual increase in both temperature and rainfall. Daily average temperatures rise from 29°C (84.2°F) in March to 30°C (86°F) in May. Nightly lows also increase slightly, from 23°C (73.4°F) to 24°C (75.2°F). Rainfall starts to pick up during this period, with May recording significantly high rainfall of 95mm (3.74") as compared to 43mm (1.69") in March and April.

Summer weather in Philipsburg

Summers in Philipsburg are exceptionally warm and humid, running from June through August. With daily highs of 31°C (87.8°F) and nightly lows of 25°C (77°F), it provides a tropical summer experience. The high UV index of 12 in June and July requires appropriate skin protection against sunburn. Moreover, an increase in rainfall occurs during these months, especially in August which receives up to 100mm (3.94") of rain.

Autumn weather in Philipsburg

Autumn months in Philipsburg, spanning from September to November, are characterized by the highest rainfall of the year, with September and November registering 129mm (5.08") and 126mm (4.96") respectively. The average high temperature remains mostly constant at 31°C (87.8°F), while the nightly low temperature stays put at 25°C (77°F). Additionally, these months also record the highest sea temperatures, reaching up to 29°C (84.2°F) in September and October.

Winter weather in Philipsburg

Winter sets in Philipsburg from December through February. Though not typically associated with colder climates, winter months here see the lowest temperatures of the year, as daily highs drop to 29°C (84.2°F) and nightly lows reach 23°C (73.4°F). Rainfall during this period is moderate but decreases steadily from 89mm (3.5") in December to 43mm (1.69") in February. December and January feature the shortest daylight hours of the year, averaging 11.1 and 11.2 hours respectively.

Weather in January

January in Philipsburg, Sint Maarten, brings warm weather that lays the foundation for the year. The first noticeable climate feature of the region is the high average temperature, which starts at 29°C (84.2°F). One can expect short daylight hours when compared to the later months, making the days slightly more refreshing. Weather in January »

Weather in February

Moving into February, the weather remains fairly consistent with subtle changes from the previous month. Although it is the second successive month with an average high temperature of 29°C (84.2°F), it is deemed to be slightly drier with rainfall averaging out at 43mm (1.69"). Weather in February »

Weather in March

As March rolls in, the weather continues displaying its tropical characteristics similar to February. The average temperature fluctuations remain marginal; however, it is the UV index which starts by marking its annual peak of 12. Weather in March »

Weather in April

The pleasant and consistent weather in Philipsburg continues into April. The city starts to warm up a little bit more with the average temperatures touching 30°C (86°F). Corresponding to the temperature increase, the daylight hours elevate, hinting at slightly longer days ahead. Weather in April »

Weather in May

Reaching May, Philipsburg embraces the warmth of summer fully. The sea temperature embraces the heat as well, settling comfortably at 27°C (80.6°F). This escalates the island’s allure for water activities and beach-going. The days extend even further, welcoming more sunshine hours as we move further into the year. Weather in May »

Weather in June

June indicates the continuation of the rainy season in Philipsburg. The weather conditions remain relatively constant, following the trend established back in May. One noticeable distinction arises in the sea temperature, hitting a pleasant average of 28°C (82.4°F). Weather in June »

Weather in July

July is characterized by high average temperatures, peaking at 31°C (87.8°F). Standing as the hottest month of the year, it demands attention especially from those not too fond of soaring temperatures. Sunshine hours remain solid, with extended daylight, accommodating the tourist influx during the summer season. Weather in July »

Weather in August

As the year progresses, August in Philipsburg maintains the summer spell. The city preserves the peak average temperature from July, with equally long and sunny days. However, it captures attention by recording the highest monthly rainfall, reaching up to 100mm (3.94"). Weather in August »

Weather in September

September signals the transition towards the later part of the year in Philipsburg. Despite the temperature dip to 31°C (87.8°F), it holds a reputation for the highest rainfall of the year, amassing an average of 129mm (5.08"). Weather in September »

Weather in October

October in Philipsburg is characterized by consistent rainfall, following the trend from September. The temperatures remain steady, offering still warm yet slightly cooler days. The sea temperature agrees with this pattern, lingering at the agreeable average of 29°C (84.2°F) that is ideal for various sea adventures. Weather in October »

Weather in November

The weather in Philipsburg in November might be slightly cooler; however, the rainfall measures up to a hefty 126mm (4.96"). The declining trend in temperature continues while rainfall remains a significant feature of this month's climate. Weather in November »

Weather in December

Wrapping up the year, December weather in Philipsburg is reminiscent of the pleasant days of the beginning of the year. The gradually decreasing average temperature drops down to 29°C (84.2°F). Despite the noticeable reduction in daylight, December experiences a healthy amount of sunshine hours. Weather in December »
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Frequently asked questions

What month is the coldest in Philipsburg?

January through March and December bring Philipsburg's average lowest temperatures, reaching a high of 29°C (84.2°F).

How many days does it rain in Philipsburg?

Throughout the year, in Philipsburg, there are 200 rainfall days, and 1000mm (39.37") of precipitation is accumulated.

When is the sea coldest in Philipsburg?

The months with the coldest seawater in Philipsburg are January through April, with an average sea temperature of 26°C (78.8°F).

What is the month with the least sunshine in Philipsburg?

The months with the least sunshine are January, February, May through July, September through December, with an average of 8h of sunshine.

What is the driest month in Philipsburg?

The months with the least rainfall in Philipsburg, Sint Maarten, are February and March Rain falls for 14 days and accumulates 43mm (1.69") of rain.

What is the month with the most sunshine in Philipsburg?

March, April and August, with an average of 9h of sunshine, are months with the most sunshine.

When is the highest UV index in Philipsburg?

The months with the highest UV index in Philipsburg, Sint Maarten, are March through September, with an average maximum UV index of 12.

What part of the year is the hottest in Philipsburg?

June through October, with an average high-temperature of 31°C (87.8°F), are warmest months.

When are the longest days in Philipsburg?

With an average of 13h and 12min of daylight, June has the longest days of the year.

What is the rainiest month in Philipsburg?

September is the month with the most rainfall in Philipsburg, Sint Maarten. Rain falls for 19 days and accumulates 129mm (5.08") of precipitation.

When is the sea warmest in Philipsburg?

The months with the warmest seawater in Philipsburg are September and October, with an average sea temperature of 29°C (84.2°F).

What is the month with the shortest days in Philipsburg?

December has the shortest days of the year in Philipsburg, with an average of 11h and 6min of daylight.

Is there Daylight Saving Time (DST) in Philipsburg?

Philipsburg, Sint Maarten, does not utilize Daylight Saving Time (DST). AST timezone is used over the entire year.

When is the lowest UV index in Philipsburg?

The month with the lowest UV index in Philipsburg is December, with an average maximum UV index of 7.

Average temperature
Philipsburg, Sint Maarten

Average temperature - Philipsburg, Sint Maarten

The warmest months (with the highest average high temperature) are June, July, August, September and October (31°C).
The months with the lowest average high temperature are January, February, March and December (29°C).

The months with the highest average low temperature are June, July, August, September and October (25°C).
The coldest months (with the lowest average low temperature) are January, February, March and December (23°C).

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Average rainfall
Philipsburg, Sint Maarten

Average rainfall - Philipsburg, Sint Maarten

The wettest month (with the highest rainfall) is September (129mm).
The driest months (with the least rainfall) are February and March (43mm).

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Average rainfall days
Philipsburg, Sint Maarten

Average rainfall days - Philipsburg, Sint Maarten

The month with the highest number of rainy days is November (21 days).
The month with the least rainy days is April (12 days).

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Average sea temperature
Philipsburg, Sint Maarten

Average sea temperature - Philipsburg, Sint Maarten

The best months for swimming (with the highest average sea temperature) are September and October (29°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (26°C).

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Average daylight / Average sunshine
Philipsburg, Sint Maarten

Average daylight / Average sunshine - Philipsburg, Sint Maarten

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).

The months with the most sunshine are March, April and August (Average sunshine: 9h).
The months with the least sunshine are January, February, May, June, July, September, October, November and December (Average sunshine: 8h).

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Average UV index
Philipsburg, Sint Maarten

Average UV index - Philipsburg, Sint Maarten

The months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 7).

[Resources]

Philipsburg, Sint Maarten

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