5-day weather forecast Phnom Penh 01-08-2026

Weather forecast Phnom Penh today 01.08.2026: partly cloudy, temperature from 26 °C to 34 °C.

Precipitation probability 17%. Wind up to 6.89 m/s (gusts 9.08 m/s). Air humidity 47–81%, atmospheric pressure 753–757 mm Hg, UV index up to 11.1.

Sunrise 05:47
Sunset 18:25
Waning Gibbous83% illuminated
Moonrise 20:25 · Moonset 07:53
Chart
Table
Sat, Aug 1, 2026

Forecast from 26 °C to 34 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)272626262626262728303133343434343332302929282827
Precipitation (mm/hr)00000000000000000000.010.010.0100

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)516356525354666372484663815751727456277671741921
Rain chance (%)131515151515171512767855786512121378

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)3.893.613.613.613.53.393.313.814.555.315.695.896.196.696.896.56.56.115.314.894.393.813.31
Wind gust (m/s)5.925.445.535.675.565.425.255.335.425.756.116.566.787.147.728.038.288.819.088.177.446.695.785.11
Wind direction (°)SSW 211°SSW 210°SSW 207°SSW 207°SSW 205°SSW 200°SSW 202°SSW 199°SW 215°SW 228°SW 236°WSW 240°WSW 242°WSW 245°WSW 241°WSW 237°SW 236°WSW 238°WSW 240°SW 236°SW 230°SW 226°SW 223°SW 224°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)777980818181817870625753494748505254606367697173

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)757756755755755755755756756757757756755755754753753754755755755756757757

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index00000000.62.14.87.49.811.19.56.53.61.60.6000000

Air quality & pollen

Air quality
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
PM2.5 (µg/m³)12.3119.99.71010.311.111.87.754.23.83.83.93.94.44.74.9710.111.712.213.213.4
PM10 (µg/m³)12.511.1109.910.110.411.3128.15.64.84.54.64.955.75.65.57.610.712.212.713.714
Ozone (O₃) (µg/m³)181918171718202536506166696967635850413430292828
NO₂ (µg/m³)14.713.212.712.512.31211.710.684.62.11.21.11.31.31.52.65.3911.712.81312.912.5
SO₂ (µg/m³)2.321.81.71.71.92.12.32.32.22.1221.91.81.71.71.92.22.52.62.72.72.6
CO (µg/m³)327302270241231260308329295234186164155160168189258435660785713540409384
Sat, Aug 1, 2026

Frequently asked questions about the 5-day weather in Phnom Penh

Over the next 5 days in Phnom Penh the temperature is expected to range from about 25 to 36 °C. See the detailed hourly forecast for each of the 5 days in the charts above.

The chance of rain in Phnom Penh over the next 5 days reaches 38%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.

A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.

Over the next 5 days the temperature in Phnom Penh ranges from about 25 to 36 °C. Compare the warmest and coolest day on the temperature chart above.

Over the next 5 days the wind in Phnom Penh picks up to 8 m/s. The windiest days are easy to spot on the wind chart above.

For a walk or a trip, pick the days with the lowest chance of rain (up to 38%) and light wind — easy to compare on the 5-day charts above.

The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.

Phnom Penh on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.