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When to Visit Port Louis

Climate guide & best times to travel

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Monthly Climate Data for Port Louis Average temperature and rainfall by month Climate Overview 14°C 19°C 25°C 30°C 36°C Rainfall (mm) 0 80 160 Jan Jan: 31.0°C high, 24.0°C low, 132mm rain Feb Feb: 31.0°C high, 24.0°C low, 160mm rain Mar Mar: 31.0°C high, 23.0°C low, 84mm rain Apr Apr: 30.0°C high, 23.0°C low, 86mm rain May May: 29.0°C high, 21.0°C low, 48mm rain Jun Jun: 27.0°C high, 19.0°C low, 23mm rain Jul Jul: 26.0°C high, 19.0°C low, 18mm rain Aug Aug: 26.0°C high, 19.0°C low, 18mm rain Sep Sep: 27.0°C high, 19.0°C low, 18mm rain Oct Oct: 28.0°C high, 20.0°C low, 15mm rain Nov Nov: 30.0°C high, 21.0°C low, 23mm rain Dec Dec: 31.0°C high, 23.0°C low, 84mm rain Temperature Rainfall
Port Louis clings to Mauritius' northwest coast, shielded by a ring of mountains that rise like a fortress behind the city. This geography rules the weather. Expect the classic tropical split: a steamy, soggy wet season from November to April, then a cooler, far drier spell from May to October. The peaks cast a partial rain shadow, so Port Louis stays drier than the windward east coast. Trade-off: summer feels hotter and stuffier when sea breezes stall in the urban core. January and February dump most of the year's rain, often topping 100 mm each month. This is cyclone season. Direct strikes are rare. Yet outer bands hurl overnight downpours, sharp gusts, and air so thick you can almost chew it. Humidity hovers near 70 % all year, but pair that with 31 °C (88 °F) and blazing sun and a five-minute walk to Central Market leaves you soaked before you spot the first mango stall. May flips the switch. Locals call the months ahead "winter," though the term needs translation. Highs settle around 26 °C (80 °F) in July and August. Southeast trades freshen the air. Rain almost vanishes. July and August average a scant 18 mm. Evenings can feel cool by tropical rules. Bring a light layer. Many forget this and shiver through dinner in shorts.

Best Time to Visit

Recommended timing for different travel styles.

Beach
For beach days and pure relaxation, May through October wins. June to September in particular serve steady sunshine, lower humidity, and 26-27 °C (79-81 °F) days. Warm water, no stifling heat.
Cultural
Cultural exploration shines in the shoulder months of April to May or October to November. Cyclone risk is low, temperatures behave, and Port Louis feels authentic. The market, Caudan waterfront, and Creole quarters are walkable before 9 a.m. sweat sets in.
Adventure
Adventure seekers and hikers should lock in June through August. Cooler, drier air makes Le Pouce and Pieter Both far less punishing. Attempt them in February and you'll regret every step.
Budget
Budget travelers score from June through August. This is the island's low season yet delivers the best weather. December through January spikes prices thanks to school holidays and fleeing Europeans.

What to Pack

Essentials and seasonal recommendations for Port Louis.

Year-Round Essentials
High-factor sunscreen
The tropical UV index at this latitude is higher than visitors from temperate climates typically expect. Overcast days don't offer much protection.
A reusable water bottle
The city is walkable. Heat and humidity can ambush you. Dehydration catches up fast.
An umbrella or packable rain jacket
Showers appear without warning even in the dry season. In the wet season, rain gear is essential.
Comfortable, breathable footwear suited to uneven pavement
Market district and old colonial streets reward foot exploration. Unforgiving to bad shoes.
A secure crossbody bag with a zip
Keeps hands free. Reduces risk in busy markets.
A small compressible daypack
useful if you're planning any excursions into the hills behind the city.
wet season from November through April
Clothing
Light, quick-drying fabrics work best. Cotton stays wet for hours. Moisture-wicking synthetics or linen perform better.
Footwear
Sandals with grip handle wet streets. Smooth flip-flops slide on waterfront pavement.
Accessories
A lightweight waterproof layer for cyclone-adjacent weather, a small dry bag for electronics if you're caught in a heavy downpour
dry season from May through October
Clothing
light trousers or a long-sleeved layer becomes useful for evenings, A light fleece feels smart late at night. when dining outside along the waterfront., Same breathable fabrics apply. You can layer slightly heavier than you would in January.
Layering Tip
The temperature range, highs around 26-27°C (79-81°F), lows as low as 19°C (66°F), means light trousers or a long-sleeved layer helps after dark. Trade winds can be cooling. A light fleece feels smart late at night, when eating outside along the waterfront. Same breathable fabrics apply. But you can layer slightly heavier than you would in January.
Plug Type
Type C and Type G plugs, the British-standard three-pin square plug and the round two-pin European style.
Voltage
230V at 50Hz
Adapter Note
North American visitors need both a plug adapter and a voltage converter for devices that don't handle 220-240V natively. Most modern laptops and phone chargers are dual-voltage. Check the small print on your power brick before assuming.
Skip These Items
Heavy denim jeans are miserable in the wet season and unnecessary bulk in the dry. A thick beach towel is dead weight. Most decent accommodation supplies these. Formal shoes without a backup are a mistake. Cobblestones around the old colonial quarter punish narrow heels. Don't pack anything you'd be devastated to lose in a cyclone-season downpour without waterproof protection.

Month-by-Month Guide

Climate conditions and crowd levels for each month of the year.

January

January throws the year's hottest, wettest punch. Highs hit 31 °C (88 °F), lows 24 °C (75 °F), and 132 mm of rain arrives as violent afternoon storms. Cyclone alerts pop up. Holiday crowds linger.

High 31°C (88°F)
Low 24°C (75°F)
Rainfall 132mm
Crowds High season
View Details →
February

February tops the rainfall chart at 160 mm. Temperatures stay locked at 31 °C (88 °F) highs and 24 °C (75 °F) lows. Cyclone odds peak. Even dry days feel sluggish. Europeans extend stays anyway.

High 31°C (88°F)
Low 24°C (75°F)
Rainfall 160mm
Crowds High season
View Details →
March

March backs off to 84 mm of rain. Highs still reach 31 °C (88 °F), lows dip to 23 °C (74 °F), yet cyclone danger fades. Mornings feel fresher. Beach days remain easy.

High 31°C (88°F)
Low 23°C (74°F)
Rainfall 84mm
Crowds Medium season
View Details →
April

April flips the switch. Highs ease to 30 °C (87 °F), lows to 23 °C (73 °F), and rainfall drops to 86 mm. Trade winds wake up. Light sharpens. The botanical gardens and market quarter shine mid-morning without a hat and constant water.

High 30°C (87°F)
Low 23°C (73°F)
Rainfall 86mm
Crowds Medium season
View Details →
May

May signals the dry season. Rainfall shrinks to 48 mm. Highs slide to 29 °C (84 °F), lows to 21 °C (70 °F). Humidity feels lighter. Crowds thin. Outdoor spaces open up.

High 29°C (84°F)
Low 21°C (70°F)
Rainfall 48mm
Crowds Low to medium season
View Details →
June

June locks in the island "winter." Highs hit 27 °C (81 °F), lows 19 °C (67 °F), and only 23 mm of rain falls all month. Trade winds are steady. Waterfront cafes become pleasant again.

High 27°C (81°F)
Low 19°C (67°F)
Rainfall 23mm
Crowds Low season
View Details →
July

July delivers Port Louis at its most reliable. Highs of 26°C (80°F), lows of 19°C (66°F), and only 18mm of average rainfall create clear days with a European freshness. The sea stays warm. The light is pure tropical. Evenings can feel cool enough to want a light jacket. July school holidays in Europe and South Africa bring a modest uptick in visitors. Nothing close to the December peak.

High 26°C (80°F)
Low 19°C (66°F)
Rainfall 18mm
Crowds Low to medium season
View Details →
August

August copies July almost exactly. Highs of 26°C (80°F), lows of 19°C (66°F), and the same minimal 18mm of rainfall. Trade winds peak this month. Relief in the city center. Western beaches get choppy. Still one of the more comfortable months to be in Port Louis.

High 26°C (80°F)
Low 19°C (66°F)
Rainfall 18mm
Crowds Low season
View Details →
September

September nudges temperatures upward. Highs return to 27°C (81°F) while lows hold at 19°C (66°F). Rainfall stays minimal at around 18mm. Trade winds soften. Warmth returns. Summer approaches. September keeps the dry-season charm.

High 27°C (81°F)
Low 19°C (66°F)
Rainfall 18mm
Crowds Low to medium season
View Details →
October

October hides in plain sight. Highs reach 28°C (83°F), lows 20°C (68°F), and only around 15mm of rain falls. Driest month by average. Water warms. Days lengthen. Port Louis feels unhurried before the holiday rush.

High 28°C (83°F)
Low 20°C (68°F)
Rainfall 15mm
Crowds Low season
View Details →
November

November hints at the wet season. Highs climb to 30°C (86°F), lows to 21°C (71°F), and rainfall rises to around 23mm. Humidity thickens. First cyclone advisories may appear late in the month. Still pleasant. Gardens and markets glow green.

High 30°C (86°F)
Low 21°C (71°F)
Rainfall 23mm
Crowds Medium season
View Details →
December

December flips the switch to summer. Highs reach 31°C (87°F), lows return to 23°C (73°F), and 84mm of rainfall arrives. Late-afternoon storms crash and clear. Waterfront sparkles. Port Louis buzzes through Christmas and New Year. Caudan district and Place d'Armes pulse with festive energy.

High 31°C (87°F)
Low 23°C (73°F)
Rainfall 84mm
Crowds High season
View Details →

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Top Things to Do

Curated attractions, tours, and experiences in Port Louis.

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Where to Stay

Best neighbourhoods and hotels for every budget.

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Packing List

What to bring on your trip for Port Louis

When to Visit

Best times to travel for Port Louis

Budget Guide

Trip costs and money tips for Port Louis