Phra Nakhon in Spring
In spring (March, April and May), Phra Nakhon sees average daytime highs around 35°C and overnight lows near 27°C, with 239 mm of rain over about 37 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 35°C. The sky is clear or mostly clear about 35% of the time across spring, and the air most often feels miserable.
Spring is Phra Nakhon's 3rd-best season to visit on our travel score. For the whole year in context, see Phra Nakhon's year-round climate.
- Avg daytime high
- 35°C
- warmest season of the year
- Avg overnight low
- 27°C
- Rainfall
- 239 mm
- 37 wet days
- Avg wind
- 10 km/h
- Travel score
- 2.5
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Phra Nakhon in Spring
Across spring, daytime highs hold fairly steady around 35°C.
A typical spring day in Phra Nakhon reaches about 35°C and drops to 27°C overnight. The warmest of the three months is April, the coolest March.
How spring really feels in Phra Nakhon
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.
Phra Nakhon 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 | 32° / 22° | 15 | 2.9 | 11.3 | 5.0 |
| Feb | 33° / 24° | 13 | 2.8 | 11.5 | 4.3 |
| Mar | 34° / 26° | 41 | 6.3 | 11.9 | 3.3 |
| Apr | 35° / 28° | 68 | 10.4 | 12.3 | 2.3 |
| May | 35° / 28° | 130 | 20.1 | 12.6 | 1.9 |
| Jun | 34° / 27° | 127 | 21.8 | 12.8 | 2.1 |
| Jul | 33° / 27° | 134 | 22.9 | 12.7 | 2.2 |
| Aug | 33° / 27° | 145 | 23.6 | 12.5 | 2.2 |
| Sep | 33° / 26° | 237 | 25.3 | 12.1 | 2.2 |
| Oct | 32° / 26° | 191 | 20.7 | 11.7 | 2.9 |
| Nov | 32° / 24° | 42 | 6.4 | 11.4 | 4.2 |
| Dec | 32° / 23° | 10 | 1.7 | 11.2 | 5.1 |
Cloud cover in Spring
The sky is clear or mostly clear about 35% of the time across spring.
Chance of precipitation in Spring
Phra Nakhon gets around 239 mm of rain over 37 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 42 min in early March to 12 h 42 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 6.0 kWh/m².
Hazard calendar for Phra Nakhon
In spring, Phra Nakhon overlaps its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.
Phra Nakhon sits in the Pacific typhoon belt; the season peaks July–October.
Phra Nakhon's monsoon runs May–October, when most of the year's rain falls.
Is spring a good time to visit Phra Nakhon?
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 Phra Nakhon.
What to pack for Phra Nakhon in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Phra Nakhon sees daytime highs around 35°C and nights near 27°C. Pack light clothes, rain gear and sun protection. About 37 days see rain.
Sea temperature near Phra Nakhon 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 45 km away) is warmest in May at about 31°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 | 31 | 30 | 30 | 30 | 30 | 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 | 31 | Tropical |
| Jun | 30 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 28 | Warm |
UV index in Phra Nakhon 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 Phra Nakhon peaks around August 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 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 | 9 | 12 | 12 | 11 | 12 | 12 | 13 | 12 | 9 | 8 | 8 |
| Level | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 9 | Very high |
| Mar | 12 | Extreme |
| Apr | 12 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 12 | Extreme |
| Oct | 9 | Very high |
| Nov | 8 | Very high |
| Dec | 8 | Very high |
Air quality in Phra Nakhon 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 Phra Nakhon is worst in January — around 114 µg/m³ PM2.5 (unhealthy), about 2.5× the cleanest month (August, 46 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) | 114 | 97 | 69 | 62 | 54 | 46 | 47 | 46 | 60 | 87 | 101 | 102 |
| Level | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Poor | Poor | Unhealthy | Unhealthy | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 114 | Unhealthy |
| Feb | 97 | Unhealthy |
| Mar | 69 | Unhealthy |
| Apr | 62 | Unhealthy |
| May | 54 | Poor |
| Jun | 46 | Poor |
| Jul | 47 | Poor |
| Aug | 46 | Poor |
| Sep | 60 | Unhealthy |
| Oct | 87 | Unhealthy |
| Nov | 101 | Unhealthy |
| Dec | 102 | Unhealthy |
Where is Phra Nakhon?
Phra Nakhon sits at 13.8°N, 100.5°E, 9 m above sea level, in Thailand. The nearest listed city is Bang Yi Khan, 1.0 km away.
Topography around Phra Nakhon
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Phra Nakhon.
Within 3 km, the terrain around Phra Nakhon has only modest variations in elevation — a maximum elevation change of 19 m around an average of 6 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 52 m; within 80 km, large variations in elevation — a maximum elevation change of 773 m.
The land around Phra Nakhon is covered by artificial surfaces (83%) within 3 km, artificial surfaces (71%) and trees (22%) within 16 km, and cropland (32%) and water (27%) 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 Phra Nakhon (13.7651°, 100.4986°, elevation 9 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.