5-day weather forecast Chumphon Oct 21, 2026

31°25° · Patchy rain possible

Weather forecast Chumphon tomorrow Oct 21, 2026: patchy rain possible, temperature from 25 °C to 31 °C.

Precipitation probability 87%. Wind up to 3 m/s (gusts 7.19 m/s). Air humidity 64–93%, atmospheric pressure 757–761 mm Hg, UV index up to 4.5.

Sunrise 06:07
Sunset 18:02
Waxing Gibbous86% illuminated
Moonrise 14:41 · Moonset 02:06
Chart
Table

Forecast from 25 °C to 31 °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)262625252525252626283030313130303029282727262525
Precipitation (mm/hr)0.0500000000001.181.41.812.052.991.991.772.823.554.993.861.750.84

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 (%)10085879469929499564258838770557299819094100100100100
Rain chance (%)322425272227272716111057575757646664778187868072

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)0.390.310.190.310.390.390.190.110.391.111.111.192.112.52.392.191.811.812.191.51.392.532.61
Wind gust (m/s)0.610.50.50.530.390.530.390.330.641.145.115.196.115.55.397.1922.313.032.531.833.334.033.31
Wind direction (°)WNW 298°NNW 347°W 278°S 172°W 271°W 264°WNW 285°SSE 153°S 176°SSE 153°ESE 120°ESE 108°E 98°E 86°E 84°E 83°ENE 73°ENE 69°E 84°ENE 73°N 0°NNW 327°NW 305°WNW 294°

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 (%)878788888989888683756864646566677075818486909393

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)760759758758758758759759760761761760759758758757757757758758760761761760

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 Index00000000.10.61.21.422.84.54.22.40.60.1000000

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)5.45.65.454.34.44.443.63.63.2332.63.13.23.33.23.33.72.62.73.23.4
PM10 (µg/m³)5.85.95.75.34.64.64.74.44.14.23.93.63.73.23.63.53.53.33.43.82.72.83.33.5
Ozone (O₃) (µg/m³)252220191919202643648187898887848075696357524846
NO₂ (µg/m³)10.410.610.710.510.19.38.16.74.92.81.30.70.60.70.81.11.62.33.24.14.95.76.26.2
SO₂ (µg/m³)21.81.61.41.31.41.71.81.71.61.41.210.80.80.80.911.11.31.51.71.81.8
CO (µg/m³)240246255264271272269266264262262263265279314360392397389384391401408409

Chumphon 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.