5-day weather forecast Bengaluru Sep 18, 2026

31°21° · Patchy rain possible

Weather forecast Bengaluru Friday Sep 18, 2026: patchy rain possible, temperature from 21 °C to 31 °C.

Precipitation probability 80%. Wind up to 6.19 m/s (gusts 10.61 m/s). Air humidity 41–92%, atmospheric pressure 756–761 mm Hg, UV index up to 7.

Sunrise 06:08
Sunset 18:18
First Quarter53% illuminated
Moonrise 12:30 · Moonset 23:57
Chart
Table

Forecast from 21 °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)222122212121212224252729303031313029292826252524
Precipitation (mm/hr)0.953.190.6800.020.850000000000.030000.01000.290.06

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 (%)7379872886895110671657564510010010010010010010010010010098
Rain chance (%)64806116296920111357641010121111111215163525

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)2.52.113.813.893.312.692.393.313.894.54.814.814.614.694.393.812.81336.195.895.54.614.31
Wind gust (m/s)65.427.317.226.565.115.6165.815.645.55.1154.834.924.815.035.399.8910.6110.399.58.61
Wind direction (°)W 277°W 274°WSW 250°WSW 247°W 259°W 273°W 277°WNW 291°WNW 297°WNW 300°WNW 300°WNW 297°WNW 294°WNW 289°WNW 289°WNW 290°WNW 298°NW 304°NW 309°WNW 291°WNW 299°WNW 300°WNW 301°WNW 295°

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 (%)878887909292928372625651474442414548475163656973

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)760759758758759760760761761761761759758758757756756757757758759759760759

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 Index000000665777777766000000

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)13.49.887.57.78.19.48.16.96.86.96.56.36.66.56.66.710.517.71811.11112.712.8
PM10 (µg/m³)14.310.48.57.888.49.78.88.69.4109.89.6109.910.110.413.82120.512.712.413.913.9
Ozone (O₃) (µg/m³)243035353332343642526475838990816755474136312726
NO₂ (µg/m³)33.923.215.111.911.31110.510.39.67.75.33.52.21.63.28.816.622.92627.528.730.431.831.1
SO₂ (µg/m³)8.27.16.36.16.36.365.65.14.53.93.43.12.92.93.33.84.44.85.25.76.57.37.7
CO (µg/m³)34327423120420422428436540937730725522421025940060482711111415157214841250993

Bengaluru 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.