Kampong Speu in Summer
In summer (June, July and August), Kampong Speu sees average daytime highs around 33°C and overnight lows near 25°C, with 384 mm of rain over about 68 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
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 oppressive.
Summer is Kampong Speu's 3rd-best season to visit on our travel score. For the whole year in context, see Kampong Speu's year-round climate.
- Avg daytime high
- 33°C
- 2nd-warmest season
- Avg overnight low
- 25°C
- Rainfall
- 384 mm
- 68 wet days
- Avg wind
- 9 km/h
- Travel score
- 2.3
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Kampong Speu in Summer
Across summer, daytime highs hold fairly steady around 33°C.
A typical summer day in Kampong Speu reaches about 33°C and drops to 25°C overnight. The warmest of the three months is June, the coolest July.
How summer really feels in Kampong Speu
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.
Kampong Speu 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 | 33° / 22° | 16 | 2.8 | 11.4 | 4.4 |
| Feb | 34° / 23° | 10 | 2 | 11.6 | 3.6 |
| Mar | 36° / 25° | 45 | 7.9 | 11.9 | 2.4 |
| Apr | 36° / 26° | 85 | 15.3 | 12.2 | 1.8 |
| May | 35° / 26° | 133 | 22.4 | 12.5 | 1.7 |
| Jun | 34° / 26° | 123 | 21.7 | 12.7 | 2.1 |
| Jul | 33° / 25° | 125 | 22.9 | 12.6 | 2.3 |
| Aug | 33° / 25° | 137 | 23.1 | 12.4 | 2.4 |
| Sep | 32° / 25° | 206 | 26 | 12.1 | 2.3 |
| Oct | 31° / 24° | 228 | 24.7 | 11.7 | 2.8 |
| Nov | 31° / 24° | 72 | 11.7 | 11.5 | 4.0 |
| Dec | 31° / 23° | 27 | 4.7 | 11.3 | 4.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 2% of the time across summer.
Chance of precipitation in Summer
Kampong Speu gets around 384 mm of rain over 68 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — 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 36 min in early June to 12 h 12 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 5.0 kWh/m².
Hazard calendar for Kampong Speu
In summer, Kampong Speu overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Kampong Speu's rainy season runs May–October, when most of the year's rain falls.
Is summer a good time to visit Kampong Speu?
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 Kampong Speu.
What to pack for Kampong Speu in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Kampong Speu sees daytime highs around 33°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 68 days see rain.
UV index in Kampong Speu in Summer
Clear-sky midday UV across summer 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 Kampong Speu peaks around August 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 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) | 10 | 11 | 12 | 12 | 11 | 12 | 12 | 14 | 13 | 11 | 9 | 9 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Extreme |
| Feb | 11 | Extreme |
| Mar | 12 | Extreme |
| Apr | 12 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 14 | Extreme |
| Sep | 13 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in Kampong Speu 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 Kampong Speu is worst in February — around 43 µg/m³ PM2.5 (poor), about 3.5× the cleanest month (August, 13 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) | 34 | 43 | 35 | 26 | 18 | 14 | 14 | 13 | 14 | 17 | 18 | 19 |
| Level | Moderate | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 34 | Moderate |
| Feb | 43 | Poor |
| Mar | 35 | Moderate |
| Apr | 26 | Moderate |
| May | 18 | Moderate |
| Jun | 14 | Moderate |
| Jul | 14 | Moderate |
| Aug | 13 | Moderate |
| Sep | 14 | Moderate |
| Oct | 17 | Moderate |
| Nov | 18 | Moderate |
| Dec | 19 | Moderate |
Where is Kampong Speu?
Kampong Speu sits at 11.5°N, 104.5°E, 35 m above sea level, in Cambodia. The nearest listed city is Phumĭ Véal Tônsay, 28 km away.
Topography around Kampong Speu
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Kampong Speu.
Within 3 km, the terrain around Kampong Speu has only modest variations in elevation — a maximum elevation change of 20 m around an average of 33 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 580 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,787 m.
The land around Kampong Speu is covered by cropland (41%) and artificial surfaces (22%) within 3 km, cropland (63%) within 16 km, and cropland (53%) and trees (28%) within 80 km.
Cambodia travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / C / G
- 230 V · 50 Hz
- Prices
- ≈ 34% of US
- price level, 2025
- GDP per capita
- $2,872
- 2025
- Happiness
- 4.5 / 10
- World Happiness, 2025
- Safe drinking water
- 30%
- of population, 2024
- Homicide rate
- 1.8
- per 100k, 2011
- Road deaths
- 19.6
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Very low
- EF EPI 390
- 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 Kampong Speu (11.4533°, 104.5208°, elevation 35 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.