Weather in Port Blair
Port Blair is in Andaman & Nicobar. Check the forecast above for current temperature, feels-like temperature, wind, humidity and air quality. The hourly outlook helps you plan around rain; the seven-day panel shows daily highs, lows and the chance of precipitation.
Forecasts are model estimates and can change, especially for local showers. Check the update time before making plans. Follow your national weather service for official warnings. Historical monthly averages below describe the climate, not the weather expected on a particular day.
What the record shows for Port Blair
The day-to-night swing is widest in March, when the average difference between the afternoon high and the night-time low reaches 3.1°C. In December that gap narrows to 1.6°C.
Across the 34 years from 1991 to 2024, April carries the highest average daytime temperature at 29.8°C, and January and February the lowest nights at 25.4°C.
Monthly climate in Port Blair
Source: ERA5-Land (temperature) and ERA5 (rainfall) reanalysis by Copernicus/ECMWF, via Open-Meteo — 1991-2024 (34 years). Temperatures are monthly averages of daily highs and lows; rainfall is the average monthly total. A grid estimate can differ from a local weather station.
| Month | High °C | Low °C | Rain mm |
|---|---|---|---|
| January | 27.3 | 25.4 | 31.5 |
| February | 27.9 | 25.4 | 13.8 |
| March | 28.9 | 25.8 | 31.7 |
| April | 29.8 | 27.0 | 66.9 |
| May | 29.2 | 26.9 | 276.5 |
| June | 28.5 | 26.6 | 319.5 |
| July | 28.1 | 26.2 | 300.4 |
| August | 28.0 | 26.2 | 292.5 |
| September | 27.7 | 25.8 | 326.8 |
| October | 27.7 | 25.7 | 276.7 |
| November | 27.9 | 26.0 | 185.4 |
| December | 27.5 | 25.9 | 99.5 |