The best times to visit Saint-Louis for ideal weather are

January 1st to May 6th

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

 

 


Other Saint-Louis Travel Info

Weather in Saint-Louis

Temperature

Average temperatures in Saint-Louis vary little. Considering humidity, temperatures feel hot for most of the year with a very low chance of rain throughout the year. The area is less temperate than some — in the 37th 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-Louis, the hottest months are September, October, and then August. See average monthly temperatures below. The warmest time of year is generally early October where highs are regularly around 97.9°F (36.6°C) with temperatures rarely dropping below 78.4°F (25.8°C) at night.

Saint-Louis Temperatures (Fahrenheit)

Key
High
Average
Low

Saint-Louis Temperatures (Celsius)

Key
High
Average
Low

“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-Louis Perceived Temperature (F)

Key
High
Average
Low

Saint-Louis Perceived Temperature (C)

Key
High
Average
Low

 

Average Saint-Louis 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 89.1 73.7 61.8
Feb 90.2 74.6 63.1
Mar 90.6 75.6 65
Apr 88.4 74.9 65.7
May 87.8 76.6 68.4
Jun 87.4 79.5 73.3
Jul 88.8 82.3 76.7
Aug 90.5 83.6 77.6
Sep 91.8 84.3 77.6
Oct 94 83.9 76.2
Nov 94.4 80 69.4
Dec 90.3 75.4 63.8

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 31.7 23.2 16.6
Feb 32.3 23.7 17.3
Mar 32.6 24.2 18.3
Apr 31.3 23.8 18.7
May 31 24.8 20.2
Jun 30.8 26.4 22.9
Jul 31.6 27.9 24.8
Aug 32.5 28.7 25.3
Sep 33.2 29.1 25.3
Oct 34.4 28.8 24.6
Nov 34.7 26.7 20.8
Dec 32.4 24.1 17.7

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Saint-Louis are April, May, and then November. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early September with an average of 2 days of significant precipitation the week of September 3rd.

When can you find snow in Saint-Louis? 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-Louis.

Key
Days with precipitation

Snow on the Ground

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

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 0% 0 0.3
Feb 0% 0 0.1
Mar 0% 0 0
Apr 0% 0 0
May 0% 0 0
Jun 1% 0 0.2
Jul 8% 0 2.3
Aug 24% 0 4.8
Sep 24% 0 5.4
Oct 4% 0 0.9
Nov 0% 0 0
Dec 1% 0 0

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 0 0 0.8
Feb 0 0 0.3
Mar 0 0 0
Apr 0 0 0
May 0 0 0
Jun 1 0 0.5
Jul 8 0 5.8
Aug 24 0 12.2
Sep 24 0 13.7
Oct 4 0 2.3
Nov 0 0 0
Dec 1 0 0

 

Humidity and Wind

Saint-Louis has some very humid months, and slightly dry months in the opposite season. The least humid month is January (38.8% relative humidity), and the most humid month is September (78.7%).

Wind in Saint-Louis is usually calm. The windiest month is April, followed by May and March. April’s average wind speed of around 8.3 knots (9.6 MPH or 15.4 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 to mid April where average top sustained speeds reach 13 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

Key
Avg. Relative Humidity

Wind

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

Key
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 6.4 Light breeze 10.2 Gentle breeze
Feb 7.1 Gentle breeze 11 Significant breeze
Mar 7.8 Gentle breeze 11.7 Gentle breeze
Apr 8.3 Gentle breeze 12.2 Significant breeze
May 7.9 Gentle breeze 12.1 Gentle breeze
Jun 6.9 Light breeze 11 Significant breeze
Jul 6.4 Light breeze 10.6 Gentle breeze
Aug 5.7 Light breeze 10.1 Gentle breeze
Sep 5 Light breeze 9.2 Gentle breeze
Oct 5.7 Light breeze 9.8 Gentle breeze
Nov 5.7 Light breeze 9.2 Gentle breeze
Dec 5.8 Light breeze 9.4 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 38.8%
Feb 44.7%
Mar 52.6%
Apr 62.3%
May 66.1%
Jun 74.1%
Jul 75.4%
Aug 77.4%
Sep 78.7%
Oct 69.4%
Nov 52.8%
Dec 44.1%

 

Is it Safe to Travel to Saint-Louis?

Our best data indicates this area is somewhat safe. As of Dec 04, 2023 there are travel warnings for Senegal; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Oct 26, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Saint-Louis, Senegal is January, followed by December 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-Louis in July. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
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 extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 56 in July means 56% of the tourists vs. January.

 

 

Overall Saint-Louis Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 92.6°F (33.7°C) and 86.3°F (30.2°C) with similar temperatures in the later months. Rain is nonexistent with roughly 0 days of significant precipitation per month. Spring is fairly slow 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 the most precipitation with 0 to 8 days of precipitation per month. June – August is the slowest season for tourism in Saint-Louis, so lodging and other accommodations may cost less than usual.

Fall (September through November)

Fall daily highs range from 97.9°F (36.6°C) and 90.8°F (32.7°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 0 to 7 days per month. Tourism is the second busiest during these months due to the weather, so hotels may be slightly higher priced.

Winter (December through February)

Weather is perfect this time of year in Saint-Louis to be enjoyable for warm weather travelers. The average high during this season is between 92.6°F (33.7°C) and 87.5°F (30.8°C). On average, it rains or snows a insignificant amount: consistently 0 times per month. These times of year are the busiest with tourists.

 

Best Times to Travel› Senegal › Saint-Louis, Senegal