Khao Lak in Spring
In spring (March, April and May), Khao Lak sees average daytime highs around 30°C and overnight lows near 26°C, with 586 mm of rain over about 64 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Across spring, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 17% of the time across spring, and the air most often feels miserable.
Spring is Khao Lak's 2nd-best season to visit on our travel score. Khao Lak has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Khao Lak's year-round climate.
- Avg daytime high
- 30°C
- warmest season of the year
- Avg overnight low
- 26°C
- Rainfall
- 586 mm
- 64 wet days
- Avg wind
- 10 km/h
- Travel score
- 3.7
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Khao Lak in Spring
Across spring, daytime highs hold fairly steady around 30°C.
A typical spring day in Khao Lak reaches about 30°C and drops to 26°C overnight. The warmest of the three months is March, the coolest March.
How spring really feels in Khao Lak
Once humidity and wind are folded in, spring brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in spring is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Khao Lak weather by month
How the three spring months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 29° / 24° | 67 | 9.9 | 11.6 | 5.3 |
| Feb | 30° / 25° | 42 | 7.7 | 11.7 | 5.2 |
| Mar | 30° / 25° | 116 | 15.3 | 11.9 | 4.4 |
| Apr | 30° / 26° | 168 | 21.8 | 12.2 | 3.6 |
| May | 29° / 26° | 302 | 26.8 | 12.4 | 3.2 |
| Jun | 29° / 26° | 301 | 24.8 | 12.5 | 3.4 |
| Jul | 28° / 26° | 288 | 25.4 | 12.5 | 3.5 |
| Aug | 28° / 25° | 322 | 25.7 | 12.3 | 3.6 |
| Sep | 28° / 25° | 363 | 26.3 | 12.1 | 3.6 |
| Oct | 28° / 25° | 355 | 28.8 | 11.8 | 3.3 |
| Nov | 29° / 25° | 208 | 23.1 | 11.6 | 3.7 |
| Dec | 29° / 25° | 90 | 13.1 | 11.5 | 5.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 17% of the time across spring.
Chance of precipitation in Spring
Khao Lak gets around 586 mm of rain over 64 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 10 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 48 min in early March to 12 h 30 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.7 kWh/m².
Hazard calendar for Khao Lak
In spring, Khao Lak overlaps its cyclone and rainy season season. The full year is below, with each hazard's peak months called out.
Khao Lak sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.
Khao Lak's rainy season runs April–November, when most of the year's rain falls.
Is spring a good time to visit Khao Lak?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a weaker month for outdoor sightseeing in Khao Lak.
What to pack for Khao Lak in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Khao Lak sees daytime highs around 30°C and nights near 26°C. Pack light clothes, rain gear and sun protection. About 64 days see rain.
Sea temperature near Khao Lak in Spring
The nearest coast averages about 30°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 13 km away) is warmest in April at about 30°C and coldest in January near 28°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 28 | 29 | 29 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Tropical |
| Feb | 29 | Tropical |
| Mar | 29 | Tropical |
| Apr | 30 | Tropical |
| May | 30 | Tropical |
| Jun | 30 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 29 | Tropical |
UV index in Khao Lak in Spring
Clear-sky midday UV across spring averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Khao Lak peaks around August 21 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 10 (extreme).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 11 | 13 | 13 | 13 | 12 | 12 | 11 | 14 | 13 | 12 | 10 | 10 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 11 | Extreme |
| Feb | 13 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 12 | Extreme |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 14 | Extreme |
| Sep | 13 | Extreme |
| Oct | 12 | Extreme |
| Nov | 10 | Extreme |
| Dec | 10 | Very high |
Air quality in Khao Lak in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Khao Lak is worst in March — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 15 | 14 | 16 | 16 | 12 | 13 | 13 | 11 | 12 | 11 | 11 | 12 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 14 | Moderate |
| Mar | 16 | Moderate |
| Apr | 16 | Moderate |
| May | 12 | Moderate |
| Jun | 13 | Moderate |
| Jul | 13 | Moderate |
| Aug | 11 | Good |
| Sep | 12 | Good |
| Oct | 11 | Good |
| Nov | 11 | Good |
| Dec | 12 | Good |
Where is Khao Lak?
Khao Lak sits at 8.6°N, 98.2°E, 0 m above sea level, in Thailand. The nearest listed city is Ban Kamala, 74 km away.
Topography around Khao Lak
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Khao Lak.
Within 3 km, the terrain around Khao Lak has significant variations in elevation — a maximum elevation change of 388 m around an average of 45 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 686 m; within 80 km, large variations in elevation — a maximum elevation change of 1,077 m.
The land around Khao Lak is covered by water (50%) and trees (45%) within 3 km, water (49%) and trees (46%) within 16 km, and water (59%) and trees (37%) within 80 km.
Thailand travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B / C
- 230 V · 50 Hz
- Prices
- ≈ 31% of US
- price level, 2025
- GDP per capita
- $8,057
- 2025
- Happiness
- 6.3 / 10
- World Happiness, 2025
- Homicide rate
- 4.8
- per 100k, 2011
- Road deaths
- 32.2
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Very low
- EF EPI 402
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Khao Lak (8.615°, 98.2399°, elevation 0 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.