Peak in December
Coolest in August
Heavy in February
Peak in dry season
Sea Temperature
Indian Ocean
Annual Average
Perfect for swimming and water sports
Based on average sea surface temperature
Port Louis coastline
Port Louis Monthly Weather Guide
Click any month to explore daily weather forecasts
January
February
March
April
May
June
July
August
September
October
November
December
Essential Travel Info for Port Louis
Currency
MUR
₨ Mauritian rupee
Language
English
+2 more
Driving
Left side
Safety
High Safety
GPI: 1.57
Best Time to Visit Port Louis
Location, climate overview & historical trends
Tap to Explore Map
📍 20.1609° S, 57.5012° E
Open in Google MapsPort Louis is a prominent destination in Mauritius.
Located at 20.16°S latitude,Port Louis experiences a tropical climate with warm temperatures year-round.
Based on 30 years of data, December is the warmest month (avg. 30°C), while August is the coolest. February sees the most rain (55% chance), making September the driest month.
Historical Climate Trend
30-Year Analysis+1.14°C
Total over 30 years
+0.38°C
Per decade
Linear regression analysis of historical maximum temperatures for Port Louis, based on 1995-2024 satellite data from NASA POWER.
Best Time to Visit
NASA POWER Data (1991-2021)April, May, June
Best months to visit
28°C
Avg High
Based on 30 years of NASA satellite data,Port Louis receives approximately 662mm of rainfall annually. These months offer optimal temperatures and minimal rain probability for your visit.
Climate Trends
EXCLUSIVE1995-2040 Temperature Trend
1995 Avg
27°
2024 Avg
28.1°
2040 Proj
28.5°
+0.38°C
per decade (observed)
+0.25°C
per decade (CMIP6)
🌡️ Port Louis has warmed by +1.1°C since 1995. By 2040, an additional +0.4°C is projected (based on CMIP6 rate of 0.254°C/decade), for a total of +1.5°C from 1995 baseline.
NASA POWER (1995-2024) + CMIP6 (CMCC_CM2_VHR4, EC_Earth3P_HR, FGOALS_f3_H, HiRAM_SIT_HR, MRI_AGCM3_2_S, NICAM16_8S)
Travel Intelligence
Exclusive flight analytics & health data for Port Louis
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
Add your home location in settings to see airport details.
Flight Connectivity Analysis
Airport traffic data & seasonal patterns
Off the beaten path
0
slots per day
Peak
Dec
Low
Sep
Monthly Traffic Distribution
Key Connections
Health & Safety Advisory
CDC travel health recommendations
COVID-19
All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.
Chikungunya
All travelers should take steps to prevent mosquito bites. Chikungunya vaccination is generally not recommended. Travelers who wish to consider vaccination can visit “What to consider before traveling” on thechikungunya vaccinespage to learn more.
Hepatitis A
Recommended for unvaccinated travelers one year old or older going to Mauritius.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.
Hepatitis B
Recommended for unvaccinated travelers of all ages traveling to Mauritius.
Measles
Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.
Rabies
Dogs infected with rabies are not commonly found in Mauritius.If rabies exposures occur while in Mauritius, rabies vaccines may only be available in larger suburban/urban medical facilities.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.
+2 more
Source: CDC Travelers' Health
View Complete Health GuidePort Louis Climate Data by Month
Historical temperature and precipitation averages
| Month | Avg High (°C) | Rain Probability (%) | Status |
|---|---|---|---|
| January | 30°C | 53% | 🌧️ Rainy |
| February | 30°C | 55% | 🌧️ Rainy |
| March | 29°C | 44% | 🌧️ Rainy |
| April | 29°C | 31% | 😊 Pleasant |
| May | 27°C | 18% | ✨ Perfect |
| June | 26°C | 10% | ✨ Perfect |
| July | 25°C | 10% | ✨ Perfect |
| August | 25°C | 10% | ✨ Perfect |
| September | 26°C | 10% | ✨ Perfect |
| October | 27°C | 12% | ✨ Perfect |
| November | 29°C | 20% | 😊 Pleasant |
| December | 30°C | 35% | Neutral |
Similar Climate Destinations
Discover destinations with weather similar to Port Louis
St. John's
Antigua and Barbuda
Oranjestad
Aruba
Arusha
Tanzania
Austin
United States
Bali
Indonesia
Bangalore
India
These destinations share similar weather patterns with Port Louis. Perfect alternatives if you're looking for the same climate in a different location.
Port Louis Weather FAQ
When is the best time to visit Port Louis?
Honestly, look for months with mild temperatures (20°C-25°C) and low rain chance. Based on historical data, April, May, June are usually great choices.
When is the hottest month in Port Louis?
December is historically the hottest month in Port Louis with average highs of 30°C.
When does it rain the most in Port Louis?
February typically sees the highest probability of rain (55%).
Is Port Louis expensive?
Prices vary by season. The "Perfect" weather months usually coincide with peak tourist season and higher prices, while the rainy or cold months offer better deals.