August is close to South Andaman's year-round average, with average highs near 28.3°C and lows around 27.7°C (mean 28°C). It is a relatively wet time of year, averaging 336 mm of rainfall and 84% relative humidity across the period.
August is close to South Andaman's year-round average. Across 45 years of records, the warmest August in South Andaman was 2016 — when the month averaged 28.7°C — while the coldest was 1985 at 27.4°C. Typical August days reach 28.3°C with nights near 27.7°C. The long-term trend is warming, about 0.2°C per decade.
August is a relatively wet time of year in South Andaman, averaging 336 mm of rainfall. The wettest August on record was 2019 with 626 mm, while the driest was 1984 at 116 mm.
Relative humidity in South Andaman during August averages 84%. The most humid August was 1997 at 86%, and the least humid were 2016 and 2020 at 82%.
August receives about 4.5 kWh/m²/day of solar energy in South Andaman. The sunniest August was 2016 at 5.4 kWh/m²/day, and the cloudiest was 2019 at 3.4.
Average wind speed in South Andaman during August is 6.4 m/s. The windiest August was 1997 at 7.6 m/s, while the calmest was 2024 at 4.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.7°C | 27.8°C | 28.0°C | 28.1°C | 28.4°C | +0.7°C |
| Avg High | 28.1°C | 28.1°C | 28.3°C | 28.4°C | 28.8°C | +0.7°C |
| Avg Low | 27.4°C | 27.5°C | 27.7°C | 27.8°C | 28.0°C | +0.6°C |
| Avg Rain | 342 mm | 322 mm | 341 mm | 367 mm | 286 mm | -56 mm |
August temperatures in South Andaman have risen by about 0.7°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 26°C (1987) to a record high of 29.9°C (2016).
Rainfall in August is a relatively wet time of year, averaging 336 mm, with a wettest year of 626 mm.
A good time to visit South Andaman
August is a good time to visit South Andaman, with days averaging 28.3°C and nights around 27.7°C (mean 28°C, close to South Andaman's yearly average) and higher rainfall. January and February are marginally more temperate, but August still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 28.8°C | 28.4°C | 28.0°C | 29.5°C | 27.2°C | 341 mm | 82% | 5.2 m/s | 4.4 |
| 2024 | 28.9°C | 28.5°C | 28.1°C | 29.3°C | 26.7°C | 239 mm | 83% | 4.7 m/s | 4.6 |
| 2023 | 29.0°C | 28.6°C | 28.3°C | 29.4°C | 26.8°C | 189 mm | 83% | 6.2 m/s | 4.8 |
| 2022 | 28.6°C | 28.2°C | 27.8°C | 29.1°C | 26.6°C | 303 mm | 82% | 5.1 m/s | 4.9 |
| 2021 | 28.4°C | 28.1°C | 27.8°C | 29.1°C | 27.0°C | 374 mm | 84% | 5.3 m/s | 4.5 |
| 2020 | 28.9°C | 28.6°C | 28.2°C | 29.6°C | 27.5°C | 271 mm | 82% | 5.5 m/s | 4.9 |
| 2019 🌧️ | 28.5°C | 28.2°C | 27.9°C | 29.2°C | 27.1°C | 626 mm | 84% | 7.3 m/s | 3.4 |
| 2018 | 28.3°C | 28.0°C | 27.8°C | 28.6°C | 27.3°C | 420 mm | 84% | 7.4 m/s | 3.8 |
| 2017 | 28.4°C | 28.1°C | 27.8°C | 29.0°C | 26.9°C | 317 mm | 84% | 5.6 m/s | 4.4 |
| 2016 🔥 | 29.1°C | 28.7°C | 28.4°C | 29.9°C | 27.5°C | 196 mm | 82% | 6 m/s | 5.4 |
| 2015 | 28.6°C | 28.3°C | 28.0°C | 29.2°C | 27.2°C | 344 mm | 83% | 6.3 m/s | 4.4 |
| 2014 | 28.3°C | 27.9°C | 27.6°C | 28.8°C | 26.8°C | 253 mm | 83% | 6 m/s | 5 |
| 2013 | 28.2°C | 27.9°C | 27.6°C | 28.6°C | 26.7°C | 242 mm | 83% | 6.3 m/s | 5.1 |
| 2012 | 28.3°C | 28.0°C | 27.8°C | 28.8°C | 26.8°C | 391 mm | 84% | 6.8 m/s | 4.3 |
| 2011 | 28.1°C | 27.8°C | 27.5°C | 28.6°C | 26.4°C | 470 mm | 84% | 6.6 m/s | 4.2 |
| 2010 | 28.4°C | 28.1°C | 27.8°C | 28.8°C | 26.8°C | 414 mm | 84% | 6 m/s | 3.8 |
| 2009 | 28.5°C | 28.2°C | 27.9°C | 29.0°C | 27.1°C | 300 mm | 83% | 6 m/s | 5 |
| 2008 | 27.8°C | 27.6°C | 27.3°C | 28.5°C | 26.8°C | 360 mm | 84% | 5.8 m/s | 4.4 |
| 2007 | 28.3°C | 28.0°C | 27.7°C | 29.0°C | 26.6°C | 439 mm | 83% | 6.6 m/s | 4.2 |
| 2006 | 28.5°C | 28.1°C | 27.8°C | 29.1°C | 27.0°C | 286 mm | 84% | 7.3 m/s | 4.7 |
| 2005 | 28.4°C | 28.1°C | 27.8°C | 29.1°C | 26.8°C | 345 mm | 83% | 6.2 m/s | 5 |
| 2004 | 28.5°C | 28.2°C | 27.9°C | 29.1°C | 27.2°C | 308 mm | 84% | 6.9 m/s | 4.6 |
| 2003 | 28.4°C | 28.1°C | 27.8°C | 28.9°C | 27.0°C | 261 mm | 85% | 7 m/s | 4.4 |
| 2002 | 28.2°C | 27.8°C | 27.5°C | 29.1°C | 26.5°C | 283 mm | 85% | 6.8 m/s | 4.9 |
| 2001 | 28.2°C | 28.0°C | 27.7°C | 28.9°C | 26.9°C | 358 mm | 86% | 7.2 m/s | 4.3 |
| 2000 | 27.8°C | 27.5°C | 27.2°C | 28.4°C | 26.7°C | 465 mm | 85% | 7 m/s | 3.8 |
| 1999 | 27.9°C | 27.6°C | 27.3°C | 28.6°C | 26.2°C | 334 mm | 84% | 6.4 m/s | 4.5 |
| 1998 | 28.3°C | 28.0°C | 27.6°C | 28.9°C | 27.2°C | 209 mm | 85% | 4.9 m/s | 5 |
| 1997 | 28.0°C | 27.7°C | 27.4°C | 28.6°C | 26.8°C | 422 mm | 86% | 7.6 m/s | 4.8 |
| 1996 | 28.2°C | 27.8°C | 27.5°C | 28.8°C | 26.3°C | 360 mm | 84% | 5.9 m/s | 4.8 |
| 1995 | 28.2°C | 27.9°C | 27.6°C | 28.9°C | 26.6°C | 394 mm | 85% | 6 m/s | 3.9 |
| 1994 | 27.8°C | 27.5°C | 27.3°C | 28.5°C | 26.6°C | 322 mm | 85% | 7.2 m/s | 3.9 |
| 1993 | 27.9°C | 27.6°C | 27.3°C | 28.4°C | 26.2°C | 266 mm | 84% | 6.8 m/s | 4.5 |
| 1992 | 28.1°C | 27.8°C | 27.5°C | 28.7°C | 26.7°C | 322 mm | 83% | 7.3 m/s | 4.5 |
| 1991 | 28.4°C | 28.1°C | 27.8°C | 28.9°C | 26.9°C | 344 mm | 83% | 7.4 m/s | 3.5 |
| 1990 | 28.0°C | 27.7°C | 27.5°C | 29.0°C | 26.9°C | 251 mm | 84% | 6.9 m/s | 4.7 |
| 1989 | 28.0°C | 27.7°C | 27.4°C | 28.4°C | 26.7°C | 276 mm | 84% | 6.9 m/s | 4.2 |
| 1988 | 28.2°C | 27.9°C | 27.6°C | 29.3°C | 26.5°C | 365 mm | 84% | 5.4 m/s | 4.2 |
| 1987 | 28.0°C | 27.7°C | 27.3°C | 28.9°C | 26.0°C | 513 mm | 83% | 6.2 m/s | 3.6 |
| 1986 | 28.0°C | 27.7°C | 27.4°C | 28.5°C | 26.3°C | 422 mm | 82% | 7.2 m/s | 4.7 |
| 1985 ❄️ | 27.8°C | 27.4°C | 27.1°C | 28.3°C | 26.6°C | 327 mm | 83% | 6.9 m/s | 4.5 |
| 1984 | 28.0°C | 27.6°C | 27.2°C | 29.5°C | 26.3°C | 116 mm | 83% | 6.4 m/s | 5.1 |
| 1983 | 28.1°C | 27.8°C | 27.5°C | 28.6°C | 26.6°C | 323 mm | 85% | 6.1 m/s | — |
| 1982 | 28.4°C | 28.1°C | 27.8°C | 28.8°C | 26.9°C | 287 mm | 83% | 7.2 m/s | — |
| 1981 | 28.0°C | 27.7°C | 27.4°C | 28.5°C | 26.3°C | 453 mm | 85% | 7.3 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 28.3°C with lows near 27.7°C (mean 28°C), based on 45 years of NASA POWER data.
August averages 336 mm of rainfall in South Andaman, a relatively wet time of year. The wettest on record was 626 mm in 2019.
The hottest August reached 29.9°C in 2016. The coldest dipped to 26°C in 1987.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 0.7°C. Daytime highs moved from 28.1°C to 28.7°C and overnight lows from 27.4°C to 28°C over the same span.
August is close to South Andaman's year-round average and a relatively wet time of year, so plan for around 28.3°C daytime highs and 27.7°C at night.
Not quite — August is the 7th coolest month in South Andaman, averaging 28°C.
For August in South Andaman, pack light layers you can adjust through the day, with typical highs of 28.3°C and lows of 27.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 84% — quite humid.
Average wind speed in August is 6.4 m/s. The windiest August on record averaged 7.6 m/s (1997).
The wettest August on record was 2019 with 626 mm. On average, August sees 336 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in South Andaman behaves each August, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for August specifically, along with year-by-year records and how the month has changed over the decades.
