Khlong Luang in Summer
In summer (June, July and August), Khlong Luang sees average daytime highs around 33°C and overnight lows near 26°C, with 569 mm of rain over about 77 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 33°C. The sky is clear or mostly clear about 2% of the time across summer, and the air most often feels miserable.
Summer is Khlong Luang's weakest season of the year to visit on our travel score. For the whole year in context, see Khlong Luang's year-round climate.
- Avg daytime high
- 33°C
- 2nd-warmest season
- Avg overnight low
- 26°C
- Rainfall
- 569 mm
- 77 wet days
- Avg wind
- 9 km/h
- Travel score
- 2.1
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Khlong Luang in Summer
Across summer, daytime highs hold fairly steady around 33°C.
A typical summer day in Khlong Luang reaches about 33°C and drops to 26°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Khlong Luang
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Khlong Luang weather by month
How the three summer months (June, July and August) 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° / 21° | 15 | 3.5 | 11.3 | 4.9 |
| Feb | 33° / 23° | 16 | 3.7 | 11.5 | 4.1 |
| Mar | 34° / 25° | 56 | 8.5 | 11.9 | 3.0 |
| Apr | 35° / 27° | 91 | 14.7 | 12.3 | 2.1 |
| May | 34° / 27° | 185 | 24.2 | 12.6 | 1.8 |
| Jun | 34° / 27° | 179 | 24.8 | 12.8 | 2.0 |
| Jul | 33° / 26° | 185 | 25.9 | 12.7 | 2.1 |
| Aug | 33° / 26° | 204 | 26.2 | 12.5 | 2.1 |
| Sep | 32° / 26° | 284 | 26.9 | 12.1 | 2.2 |
| Oct | 32° / 25° | 167 | 19.6 | 11.7 | 3.0 |
| Nov | 32° / 24° | 33 | 5.8 | 11.3 | 4.3 |
| Dec | 32° / 22° | 9 | 2 | 11.2 | 5.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 2% of the time across summer.
Chance of precipitation in Summer
Khlong Luang gets around 569 mm of rain over 77 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 9 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 48 min in early June to 12 h 18 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 4.8 kWh/m².
Hazard calendar for Khlong Luang
In summer, Khlong Luang overlaps its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.
Khlong Luang sits in the Pacific typhoon belt; the season peaks July–October.
Khlong Luang's rainy season runs May–October, when most of the year's rain falls.
Is summer a good time to visit Khlong Luang?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Khlong Luang.
What to pack for Khlong Luang in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Khlong Luang sees daytime highs around 33°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 77 days see rain.
UV index in Khlong Luang in Summer
Clear-sky midday UV across summer 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 Khlong Luang peaks around August 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 9 (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 | 11 | 10 | 12 | 12 | 13 | 12 | 10 | 9 | 9 |
| Level | Very high | Very high | Extreme | Extreme | Very high | 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 | 11 | Extreme |
| May | 10 | Very high |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 12 | Extreme |
| Oct | 10 | Very high |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in Khlong Luang in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Khlong Luang is worst in January — around 83 µg/m³ PM2.5 (unhealthy), about 1.9× the cleanest month (July, 43 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) | 83 | 81 | 70 | 64 | 54 | 44 | 43 | 43 | 54 | 66 | 67 | 66 |
| Level | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Poor | Poor | Poor | Unhealthy | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 83 | Unhealthy |
| Feb | 81 | Unhealthy |
| Mar | 70 | Unhealthy |
| Apr | 64 | Unhealthy |
| May | 54 | Poor |
| Jun | 44 | Poor |
| Jul | 43 | Poor |
| Aug | 43 | Poor |
| Sep | 54 | Poor |
| Oct | 66 | Unhealthy |
| Nov | 67 | Unhealthy |
| Dec | 66 | Unhealthy |
Where is Khlong Luang?
Khlong Luang sits at 14.1°N, 100.6°E, 7 m above sea level, in Thailand. The nearest listed city is Ban Bang Kadi, 13 km away.
Topography around Khlong Luang
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Khlong Luang.
Within 3 km, the terrain around Khlong Luang has only modest variations in elevation — a maximum elevation change of 24 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 31 m; within 80 km, large variations in elevation — a maximum elevation change of 1,097 m.
The land around Khlong Luang is covered by artificial surfaces (45%) and trees (28%) within 3 km, artificial surfaces (29%), cropland (28%) and trees (25%) within 16 km, and cropland (44%) and trees (23%) 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 Khlong Luang (14.0647°, 100.6458°, elevation 7 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.