The best times to visit Saint Martin for ideal weather are

April 9th to May 6th


May 28th to June 24th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.



Other Saint Martin Travel Info

Weather in Saint Martin


Average temperatures in Saint Martin vary very little. Considering humidity, temperatures feel hot all year with a chance of rain throughout most of the year. The area is far less temperate than some — in the 5th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Saint Martin, the hottest months are September, August, and then July. See average monthly temperatures below. The warmest time of year is generally early to mid September where highs are regularly around 88.8°F (31.6°C) with temperatures rarely dropping below 79.6°F (26.4°C) at night.

Saint Martin Temperatures (Fahrenheit)


Saint Martin Temperatures (Celsius)


“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Saint Martin Perceived Temperature (F)


Saint Martin Perceived Temperature (C)



Average Saint Martin Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 82.9 78 73.8
Feb 82.7 77.9 73.8
Mar 83.1 78.1 74
Apr 84.3 79.5 75.5
May 85.7 81.1 77.1
Jun 87.2 82.8 79
Jul 87.6 83.1 79.1
Aug 88 83.5 79.4
Sep 88.3 83.5 79.4
Oct 87.4 82.7 78.4
Nov 85.8 81.1 76.9
Dec 83.7 79 74.9

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 28.3 25.6 23.2
Feb 28.2 25.5 23.2
Mar 28.4 25.6 23.3
Apr 29.1 26.4 24.2
May 29.8 27.3 25.1
Jun 30.7 28.2 26.1
Jul 30.9 28.4 26.2
Aug 31.1 28.6 26.3
Sep 31.3 28.6 26.3
Oct 30.8 28.2 25.8
Nov 29.9 27.3 24.9
Dec 28.7 26.1 23.8



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Saint Martin are April, March, and then June. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around mid April. For example, on the week of April 16th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in mid July with an average of 3 days of significant precipitation the week of July 16th.

When can you find snow in Saint Martin? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Saint Martin.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Saint Martin (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 24% 0 2.2
Feb 24% 0 1.7
Mar 16% 0 3.8
Apr 16% 0 1.9
May 22% 0 3.6
Jun 17% 0 2.4
Jul 25% 0 3.4
Aug 32% 0 4.4
Sep 29% 0 4.4
Oct 28% 0 7.3
Nov 29% 0 5.1
Dec 23% 0 3

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 24 0 5.6
Feb 24 0 4.3
Mar 16 0 9.7
Apr 16 0 4.8
May 22 0 9.1
Jun 17 0 6.1
Jul 25 0 8.6
Aug 32 0 11.2
Sep 29 0 11.2
Oct 28 0 18.5
Nov 29 0 13
Dec 23 0 7.6


Humidity and Wind

Saint Martin has some humid months, and above average humidity throughout the year. The least humid month is March (62.5% relative humidity), and the most humid month is October (68.2%).

Wind in Saint Martin is usually moderate. The windiest month is July, followed by August and January. July’s average wind speed of around 10.1 knots (11.6 MPH or 18.6 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early July where average top sustained speeds reach 14.8 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Saint Martin.

Avg. Relative Humidity


The graph below shows wind speed (max and average) in knots.

Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 9.5 Gentle breeze 13.7 Significant breeze
Feb 9.3 Gentle breeze 13.2 Significant breeze
Mar 8.8 Gentle breeze 12.8 Significant breeze
Apr 8.9 Gentle breeze 12.6 Significant breeze
May 8.4 Gentle breeze 12.1 Significant breeze
Jun 9.2 Gentle breeze 12.8 Significant breeze
Jul 10.1 Gentle breeze 14.2 Significant breeze
Aug 9.5 Gentle breeze 13.7 Significant breeze
Sep 7.5 Gentle breeze 11.5 Significant breeze
Oct 7.6 Gentle breeze 12 Significant breeze
Nov 8 Gentle breeze 11.9 Significant breeze
Dec 9.2 Gentle breeze 13.4 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 64.6%
Feb 63.7%
Mar 62.5%
Apr 63.8%
May 67%
Jun 66.2%
Jul 65.7%
Aug 67.3%
Sep 68.1%
Oct 68.2%
Nov 66.9%
Dec 65.9%


Is it Safe to Travel to Saint Martin?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for Saint Martin; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Aug 28, 2019.


The Busiest and Least Crowded Months

The busiest month for tourism in Saint Martin, St Martin is January, followed by July and August. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Saint Martin in October. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is very reliable. Displayed data is calculated relative to the peak, so a score of 58 in October means 58% of the tourists vs. January.



Overall Saint Martin Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 86.4°F (30.2°C) and 82.6°F (28.1°C) with warmer temperatures in the later months. Rain is somewhat common with 5 to 7 days of significant precipitation per month. Spring is the slowest for tourism, which makes it a good time for those looking for deals.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see moderate precipitation with 5 to 10 days of precipitation per month. June – August is the second busiest season for tourism in Saint Martin, so lodging and other accommodations may cost slightly more.

Fall (September through November)

Fall daily highs range from 88.8°F (31.6°C) and 84.6°F (29.2°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: approximately 9 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.

Winter (December through February)

Weather is perfect this time of year in Saint Martin to be enjoyable for warm weather travelers. The average high during this season is between 84.1°F (28.9°C) and 82.5°F (28.1°C). On average, it rains or snows a fair amount: consistently 7 times per month. These times of year are the busiest with tourists.


Best Times to Travel › Saint Martin, St Martin