Port Louis is at its most pleasant from May to November. For sun, aim for late October to mid May; for walking, go from late June to September.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
The sun season here runs from late October to mid May. It peaks in mid December, at 78. The weakest stretch is in mid and late August, when it drops to 12, mostly because it is too cool. The clearest skies come in July, when the sky is typically 62% covered at midday (often cloudy).
For being outside, go from May to November. It peaks in mid September, at 95. Avoid mid January to March for this: it falls to 16, mostly because it is too hot.
The walking season here runs from late June to September. It peaks in early July, at 67. The weakest stretch is from December to mid April, when it drops to 1, mostly because it is too warm.
The year, measured
The average temperature in Port Louis over the whole year is 23°C. February is the hottest month, with highs of about 28°C; August is the coldest, with lows of about 18°C. The rainy (wet) season in Port Louis runs from January to July, peaking in February with a 26% chance of rain on a given day. The dry season is August to December; October is the driest month, at 10%. Winds in Port Louis are highest in July, averaging 4.3 m/s (15 km/h), and lightest in March, at 3.3 m/s (12 km/h). The prevailing wind is from the E. The clearest skies in Port Louis come in May, when the sky is typically 56% covered; January is the cloudiest month, at 67%.
Month by month Port Louis climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 28°C | 24°C | 30°C | 24% | 67% | 3.4 m/s | 21 | 69 | 1 |
| February | 28°C | 24°C | 30°C | 26% | 66% | 3.5 m/s | 18 | 65 | 1 |
| March | 28°C | 24°C | 30°C | 25% | 65% | 3.3 m/s | 17 | 68 | 2 |
| April | 27°C | 23°C | 28°C | 25% | 65% | 3.5 m/s | 33 | 70 | 5 |
| May | 25°C | 21°C | 25°C | 19% | 56% | 3.7 m/s | 70 | 55 | 25 |
| June | 23°C | 19°C | 22°C | 21% | 60% | 4.2 m/s | 88 | 24 | 55 |
| July | 23°C | 19°C | 21°C | 23% | 60% | 4.3 m/s | 89 | 15 | 64 |
| August | 23°C | 18°C | 21°C | 17% | 59% | 4.1 m/s | 91 | 15 | 66 |
| September | 24°C | 19°C | 22°C | 12% | 60% | 4.0 m/s | 94 | 21 | 62 |
| October | 25°C | 20°C | 24°C | 10% | 57% | 3.6 m/s | 87 | 48 | 35 |
| November | 26°C | 22°C | 27°C | 11% | 59% | 3.4 m/s | 66 | 67 | 15 |
| December | 27°C | 23°C | 28°C | 16% | 59% | 3.5 m/s | 41 | 74 | 5 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Port Louis weather by season
Year round, Port Louis has days of about 23°C at their warmest in July, its coolest month, and 28°C in February, its warmest; the coolest hours of the day run from 18°C to 24°C through the year, and the average temperature over the year is 23°C around the clock. Rain is most likely around February and least likely around October. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Port Louis weather in winterJune to August
Winter in Port Louis has typical daily highs of about 23°C and lows of about 19°C, with a 20% chance of rain on a given day.
Port Louis weather in springSeptember to November
Spring in Port Louis has typical daily highs of about 25°C and lows of about 20°C, with a 11% chance of rain on a given day.
Port Louis weather in summerDecember to February
Summer in Port Louis has typical daily highs of about 28°C and lows of about 24°C, with a 22% chance of rain on a given day.
Port Louis weather in autumnMarch to May
Autumn in Port Louis has typical daily highs of about 27°C and lows of about 22°C, with a 23% chance of rain on a given day.
When is the rainy season in Port Louis?
The rainy (wet) season in Port Louis runs from January to July, peaking in February with a 26% chance of rain on a given day. The dry season is August to December; October is the driest month, at 10%.
What time of year is Port Louis windiest?
Winds in Port Louis are highest in July, averaging 4.3 m/s (15 km/h), and lightest in March, at 3.3 m/s (12 km/h). The prevailing wind is from the E.
What is the average temperature in Port Louis year round?
The average temperature in Port Louis over the whole year is 23°C. February is the hottest month, with highs of about 28°C; August is the coldest, with lows of about 18°C.
Where to go instead in late February, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.