Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Khao Lak is from January, February, December. — consistent weather climate
⛈Hot & rainy
| Score | 69 | 73 | 61 | 50 | 31 | 35 | 38 | 39 | 38 | 37 | 39 | 64 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Hot & dry | Hot & dry | Hot & rainy | Hot & rainy | Hot & rainy | Hot & rainy | Hot & rainy | Hot & rainy | Hot & rainy | Hot & rainy | Hot & rainy | Hot & rainy |
| Temperature | 23–31°C | 23–32°C | 24–32°C | 25–32°C | 25–30°C | 25–30°C | 25–29°C | 25–29°C | 24–29°C | 24–29°C | 24–30°C | 23–30°C |
| Feels like | 27–36°C | 26–37°C | 28–38°C | 30–38°C | 30–37°C | 30–36°C | 30–35°C | 29–35°C | 29–34°C | 29–35°C | 28–36°C | 27–36°C |
| Precipitation | 99mm 11 days | 55mm 8 days | 104mm 11 days | 160mm 18 days | 317mm 30 days | 294mm 30 days | 345mm 30 days | 366mm 30 days | 447mm 30 days | 402mm 30 days | 263mm 23 days | 150mm 14 days |
| Sunshine | 9.4h ☀︎ 80% | 10.8h ☀︎ 91% | 10.8h ☀︎ 90% | 8.2h ☀︎ 67% | 5.7h ☀︎ 46% | 5.3h ☀︎ 42% | 5.3h ☀︎ 42% | 5.2h ☀︎ 42% | 4.5h ☀︎ 37% | 4.9h ☀︎ 41% | 5.5h ☀︎ 47% | 7.9h ☀︎ 68% |
| Wind | NE · 12 km/h | NE · 13 km/h | N · 13 km/h | N · 12 km/h | W · 13 km/h | W · 14 km/h | W · 16 km/h | W · 16 km/h | W · 15 km/h | NW · 12 km/h | NE · 10 km/h | NE · 12 km/h |
| Humidity (%) | 81% | 76% | 78% | 83% | 88% | 87% | 88% | 88% | 89% | 91% | 89% | 84% |
| Day length | 11.7h | 11.9h | 12.1h | 12.3h | 12.5h | 12.6h | 12.6h | 12.4h | 12.2h | 11.9h | 11.7h | 11.6h |
Travelers pour into Khao Lak in November anticipating an idyllic tropical winter, only to find the monsoon still lingering and the beaches under heavy grey skies; the true prize belongs to February, when the sea flattens to glass, the rains vanish, and the crowds begin to thin.
Khao Lak is not a single town so much as an unbroken ribbon of blonde sand and forested granite headlands running along the Andaman Sea in Phang Nga Province. Historically, seafarers watched for the forested peak of Lak Mountain to guide their wooden hulls into the safe embrace of Thap Lamu harbor. Today, visitors trace that same rugged shoreline, drawn by the dense jungle of Khao Lak-Lam Ru National Park tumbling down red-dirt cliffs directly into the tide. Unlike the hyperactive resort towns to the south, Khao Lak exists for long, unhurried days spent watching casuarina trees sway above the tide line. Yet because it sits directly exposed to the open Indian Ocean, timing your arrival is the difference between tranquil turquoise shallows and thunderous, unswimmable squalls.
Winter delivers the Khao Lak of postcards. By late December, the moisture that blankets the Andaman coast finally recedes, replaced by dry winds, calm seas, and an easy rhythm of sun-drenched mornings. The water at Hat Khao Lak clears to an inviting bottle-green, allowing small longtail boats to skim effortlessly between headlands. Midday temperatures hover in the low thirties, but the sea breeze keeps the coast manageable, inviting you to spend entire days drifting between shaded hammocks and warm shallows.
While January brings peak holiday energy, February is the indisputable crown jewel of the calendar. It is the driest stretch of the year, drenched in nearly eleven hours of direct sunshine each day. The sea across Ao Khao Lak is at its most placid, making it the premier window for offshore day trips and paddle boarding along the granite coves. Just as importantly, the frantic rush of midwinter vacations starts to ebb. You get prime weather without having to race for a quiet patch of sand under the palms.
As March transitions into April, the atmosphere over Phang Nga Province turns thick and heavy. The breeze off the water fades to a whisper, and midday heat builds steadily until apparent temperatures feel close to forty degrees. Walking along the exposed sands of Khuk Khak during the afternoon becomes an exercise in endurance; the sand radiates fierce heat, driving travelers into the shade of seaside trees or air-conditioned sanctuaries until late afternoon.
Yet for travelers who love long, fiery sunsets and unhurried days, this period has a languid charm. The seas remain largely gentle through early April, and the beaches feel noticeably quieter as the high-season crowds disperse. Late afternoon often brings dramatic thunderheads gathering behind the ridgeline of Lak Mountain, painting the evening horizon in vibrant bruised purples and golds before brief, cooling showers clear the air for dinner beneath the stars.
In May, the southwest monsoon makes landfall with immense power. Khao Lak takes the full brunt of oceanic weather systems sweeping across the Andaman Sea. Rains here are not gentle tropical drizzles; they arrive as sustained downpours that can drench the coast for days at a time. The sea transforms from a placid lagoon into a churning expanse of foam and breaking swell, producing rip currents that make swimming anywhere along the coast dangerous. Red warning flags line the shore from Hat Khao Lak north toward Takua Pa.
September and October represent the absolute height of the deluge, bringing torrential rainfall and weeks of overcast skies. Many beachfront businesses close their shutters or scale back operations entirely. However, if you come to escape the world rather than to swim, the landscape possesses an eerie, dramatic beauty. The rainforest canopy across Khao Lak-Lam Ru National Park turns an incandescent, saturated emerald, waterfalls thunder through the ravines, and the rhythmic roar of the ocean fills the misty coastal air.
November is Khao Lak's greatest seasonal contradiction. Conventional travel wisdom dictates that the high season begins this month, prompting travelers to book up coastal resorts and drive crowd levels to their annual peak. In reality, the atmosphere has rarely received the memo. November is still gripped by the tail end of the monsoon, absorbing substantial, frequent downpours and thick cloud decks that obscure the sun for days on end.
Arriving in November means paying top-tier high-season rates while wading through sodden sands, dodging afternoon deluges, and gazing out over rough, grey surf that is still too turbulent for comfortable swimming. The coastal path between the headlands remains slick with red clay, and boat excursions from Thap Lamu often face choppy, uncertain crossings. If you have the flexibility to wait, postpone your trip by even six or eight weeks; the transformation between the sodden confusion of November and the pristine stillness of late winter is night and day.