Prachuap Khiri Khan in Spring
In spring (March, April and May), Prachuap Khiri Khan sees average daytime highs around 30°C and overnight lows near 25°C, with 328 mm of rain over about 53 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 31% of the time across spring, and the air most often feels oppressive.
Spring is Prachuap Khiri Khan's 3rd-best season to visit on our travel score. Prachuap Khiri Khan 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 Prachuap Khiri Khan's year-round climate.
- Avg daytime high
- 30°C
- warmest season of the year
- Avg overnight low
- 25°C
- Rainfall
- 328 mm
- 53 wet days
- Avg wind
- 11 km/h
- Travel score
- 4.2
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Prachuap Khiri Khan in Spring
Across spring, daytime highs hold fairly steady around 30°C.
A typical spring day in Prachuap Khiri Khan reaches about 30°C and drops to 25°C overnight. The warmest of the three months is April, the coolest March.
How spring really feels in Prachuap Khiri Khan
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.
Prachuap Khiri Khan 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 | 28° / 23° | 40 | 5.6 | 11.4 | 7.3 |
| Feb | 28° / 24° | 23 | 4.6 | 11.6 | 6.7 |
| Mar | 29° / 25° | 74 | 11.2 | 11.9 | 5.4 |
| Apr | 30° / 26° | 98 | 16.6 | 12.3 | 4.2 |
| May | 30° / 26° | 155 | 25.6 | 12.5 | 3.1 |
| Jun | 29° / 25° | 124 | 23.5 | 12.7 | 3.3 |
| Jul | 29° / 25° | 144 | 25.3 | 12.6 | 3.4 |
| Aug | 29° / 25° | 147 | 25.5 | 12.4 | 3.4 |
| Sep | 29° / 25° | 169 | 25.3 | 12.1 | 3.3 |
| Oct | 28° / 25° | 240 | 25.6 | 11.7 | 3.8 |
| Nov | 28° / 24° | 91 | 10.9 | 11.5 | 5.9 |
| Dec | 28° / 23° | 28 | 4.3 | 11.3 | 7.3 |
Cloud cover in Spring
The sky is clear or mostly clear about 31% of the time across spring.
Chance of precipitation in Spring
Prachuap Khiri Khan gets around 328 mm of rain over 53 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 11 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 48 min in early March to 12 h 36 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 6.1 kWh/m².
Hazard calendar for Prachuap Khiri Khan
In spring, Prachuap Khiri Khan overlaps its cyclone and rainy season season. The full year is below, with each hazard's peak months called out.
Prachuap Khiri Khan sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.
Prachuap Khiri Khan's rainy season runs May–October, when most of the year's rain falls.
Is spring a good time to visit Prachuap Khiri Khan?
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 reasonable time to visit Prachuap Khiri Khan for sightseeing.
What to pack for Prachuap Khiri Khan in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Prachuap Khiri Khan sees daytime highs around 30°C and nights near 25°C. Pack light clothes, rain gear and sun protection. About 53 days see rain.
Sea temperature near Prachuap Khiri Khan 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 offshore is warmest in May at about 30°C and coldest in January near 27°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) | 27 | 28 | 29 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 28 |
| Comfort | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 28 | Warm |
| 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 | 28 | Warm |
UV index in Prachuap Khiri Khan in Spring
Clear-sky midday UV across spring averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Prachuap Khiri Khan peaks around August 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 20 at about 8 (very high).
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) | 9 | 11 | 13 | 12 | 12 | 12 | 13 | 14 | 13 | 11 | 8 | 9 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 11 | Extreme |
| Mar | 13 | Extreme |
| Apr | 12 | Extreme |
| May | 12 | Extreme |
| Jun | 12 | Extreme |
| Jul | 13 | Extreme |
| Aug | 14 | Extreme |
| Sep | 13 | Extreme |
| Oct | 11 | Extreme |
| Nov | 8 | Very high |
| Dec | 9 | Very high |
Air quality in Prachuap Khiri Khan 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 Prachuap Khiri Khan is worst in April — around 26 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (September, 11 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 24 | 24 | 25 | 26 | 16 | 12 | 13 | 12 | 11 | 14 | 19 | 20 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 24 | Moderate |
| Feb | 24 | Moderate |
| Mar | 25 | Moderate |
| Apr | 26 | Moderate |
| May | 16 | Moderate |
| Jun | 12 | Moderate |
| Jul | 13 | Moderate |
| Aug | 12 | Good |
| Sep | 11 | Good |
| Oct | 14 | Moderate |
| Nov | 19 | Moderate |
| Dec | 20 | Moderate |
Where is Prachuap Khiri Khan?
Prachuap Khiri Khan sits at 11.8°N, 99.8°E, 13 m above sea level, in Thailand. The nearest listed city is Kui Buri, 30 km away.
Topography around Prachuap Khiri Khan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Prachuap Khiri Khan.
Within 3 km, the terrain around Prachuap Khiri Khan has only modest variations in elevation — a maximum elevation change of 69 m around an average of 10 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 635 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,290 m.
The land around Prachuap Khiri Khan is covered by trees (29%), grassland (29%) and artificial surfaces (20%) within 3 km, water (43%) and trees (38%) within 16 km, and trees (58%) and water (36%) 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 Prachuap Khiri Khan (11.821°, 99.7841°, elevation 13 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.