5-day weather forecast Phnom Penh Oct 1, 2026

25°24–28° · Moderate or heavy rain shower

Weather forecast Phnom Penh today Oct 1, 2026: overcast, temperature from 24 °C to 28 °C.

Precipitation probability 96%. Wind up to 3.69 m/s (gusts 5.5 m/s). Air humidity 75–98%, atmospheric pressure 758–762 mm Hg, UV index up to 4.7.

Sunrise 05:49
Sunset 17:50
Last Quarter66% illuminated
Moonrise 21:16 · Moonset 09:35
Chart
Table
Thu, Oct 1, 2026

Forecast from 24 °C to 28 °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)282726262625242424252525262626272827262626262525
Precipitation (mm/hr)0.371.5200.121.096.3326.0826.9618.221.050.30.260.183.82000.010000000

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 (%)100100100100100100100100100100100100100100100100948497100100100100100
Rain chance (%)467428407390969696765047418325222018252627272728

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)2.612.612.813.193.113.113.393.691.811.893.112.313.113.392.192.392.51.891.310.890.690.891.191.69
Wind gust (m/s)3.333.7245.035.034.314.695.52.722.644.223.223.8154.313.332.8121.310.920.720.921.221.72
Wind direction (°)SW 229°SW 227°WSW 241°W 262°WNW 290°NNW 336°N 3°NNE 17°NNE 20°NNW 344°NNW 327°WNW 286°W 271°NW 317°NNW 328°NW 318°NW 307°NW 307°WNW 301°NNW 331°NNW 333°W 265°WSW 252°W 261°

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 (%)798688899093989897949087868483777577848586868788

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)759759758758758758758759761761762761761759758758758758758759760760761760

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 Index00000000.10.72.54.72.72.53.94.43.31.50.4000000

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)17.116.917.516.815.714.214.813.711.410.99.99.59.39.39.59.810.110.511.511.4131415.616.3
PM10 (µg/m³)17.217.117.616.915.814.314.813.711.411109.69.49.39.69.910.210.611.611.41314.115.716.3
Ozone (O₃) (µg/m³)59606059585655586986991071121171231281271161008678736966
NO₂ (µg/m³)9.38.687.36.977.47.25.942.621.71.71.722.63.95.77.28.49.410.110.4
SO₂ (µg/m³)3.13.23.23.33.43.84.24.64.855.15.1555.56.16.35.54.23.43.54.24.75
CO (µg/m³)12311119995861785827927971897767652572507464439436478606780896904854800758
Thu, Oct 1, 2026

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

What will the weather be like in Phnom Penh over the next 5 days?

Over the next 5 days in Phnom Penh the temperature is expected to range from about 24 to 35 °C. See the detailed hourly forecast for each of the 5 days in the charts above.

On which of the next 5 days will it rain in Phnom Penh?

The chance of rain in Phnom Penh over the next 5 days reaches 96%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.

How accurate is the 5-day weather forecast for Phnom Penh?

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.

Which of the next 5 days in Phnom Penh will be the warmest and which the coolest?

Over the next 5 days the temperature in Phnom Penh ranges from about 24 to 35 °C. Compare the warmest and coolest day on the temperature chart above.

Will it be windy in Phnom Penh over the next 5 days?

Over the next 5 days the wind in Phnom Penh picks up to 4 m/s. The windiest days are easy to spot on the wind chart above.

Which day of the week in Phnom Penh is best for a walk or a trip?

For a walk or a trip, pick the days with the lowest chance of rain (up to 96%) and light wind — easy to compare on the 5-day charts above.

How can I best use the 5-day forecast for Phnom Penh?

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.

Will I need an umbrella or sunscreen in Phnom Penh this week?

Rain reaches a 96% chance across the next 5 days, so pack something waterproof for the wettest of them — the daily strip above shows which. Today’s UV index peaks at 4.7; sunscreen is worth it from about 3 upwards.

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.