Galle & Sri Lanka South Coast: Weather Guide & Climate
Complete month-by-month weather guide: Galle & Sri Lanka South Coast. Best time to visit: December, January, February, March. Plan your trip with detailed climate data.
☀️ Climate Overview
Galle & Sri Lanka South Coast has a Tropical climate with average yearly highs of 30°C, lows of 25°C, and approximately 25 rainy days per month.
The best time to visit Galle & Sri Lanka South Coast is during December, January, February, March, when humidity is lower and there are fewer rain showers
Drier season: Jan–Dec Wetter season: May–Sep
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Air Quality
Hottest
Coldest
Driest Month
Windiest Month
21 km/h
July (gusts 43)
Sea Temp Range
28° – 30°C
Warmest water: April (30°C)
Best for swimming: Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec (28°–30°C)
Forecast for your trip dates
Up to 14 days aheadWeather by Season
Spring
Mar–May
Summer
Jun–Aug
Autumn
Sep–Nov
Winter
Dec–Feb
Month-by-Month Weather Table
January
BestFebruary
BestMarch
BestApril
May
June
July
August
September
October
November
December
Best| Month | High | Low | Rain | Sunshine | Humidity | UV Index | Crowds | Condition | View Details |
|---|---|---|---|---|---|---|---|---|---|
| January (best) | 30°C | 24°C | 20d (195mm) | 9.4h | 85% Very Muggy | 7.3 Very High | | Excellent | View Details → |
| February (best) | 31°C | 24°C | 12d (78mm) | 10.7h | 82% Very Muggy | 8.7 Very High | | Excellent | View Details → |
| March (best) | 31°C | 25°C | 21d (128mm) | 10.5h | 82% Very Muggy | 8.7 Very High | | Excellent | View Details → |
| April | 31°C | 25°C | 28d (202mm) | 10.5h | 86% Very Muggy | 8.5 Very High | | Wet | View Details → |
| May | 30°C | 26°C | 30d (376mm) | 9.4h | 88% Very Muggy | 7.1 Very High | | Wet | View Details → |
| June | 30°C | 26°C | 29d (229mm) | 10.5h | 88% Very Muggy | 7.5 Very High | | Wet | View Details → |
| July | 29°C | 26°C | 29d (220mm) | 9.8h | 87% Very Muggy | 7.3 Very High | | Wet | View Details → |
| August | 29°C | 25°C | 28d (214mm) | 10.1h | 88% Very Muggy | 7.8 Very High | | Wet | View Details → |
| September | 29°C | 25°C | 29d (262mm) | 9.5h | 88% Very Muggy | 7.4 Very High | | Wet | View Details → |
| October | 29°C | 25°C | 28d (292mm) | 9.1h | 89% Very Muggy | 7 High | | Wet | View Details → |
| November | 30°C | 24°C | 26d (368mm) | 8.4h | 88% Very Muggy | 6.4 High | | Wet | View Details → |
| December (best) | 30°C | 24°C | 22d (207mm) | 9.4h | 86% Very Muggy | 6.9 High | | Excellent | View Details → |
Galle & Sri Lanka South Coast
South Coast paradise with Galle Fort, Mirissa whales, Unawatuna beaches, and tea country train rides.
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Frequently Asked Questions
What type of climate does Galle & Sri Lanka South Coast have?
When is the best time to visit Galle & Sri Lanka South Coast?
What are the hottest and coldest months in Galle & Sri Lanka South Coast?
When is the rainy season in Galle & Sri Lanka South Coast?
Does it get cold at night in Galle & Sri Lanka South Coast?
Can you swim year-round in Galle & Sri Lanka South Coast?
More Galle & Sri Lanka South Coast Guides
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Things to Do
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Where to Stay
Best neighborhoods and hotel recommendations
Cost & Budget
Daily costs, money-saving tips, and budget breakdown
Itineraries
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Overview
Complete travel guide for Galle & Sri Lanka South Coast: top things to do, itineraries, and typical costs.