August is one of the warmer months of the year in Thoothukudi, with average highs near 34.9°C and lows around 23.4°C (mean 29.2°C). It is one of the drier months, averaging 80 mm of rainfall and 75% relative humidity across the period.
August is one of the warmer months of the year in Thoothukudi. Across 45 years of records, the warmest August in Thoothukudi was 2023 — when the month averaged 31.8°C — while the coldest was 1991 at 27.1°C. Typical August days reach 34.9°C with nights near 23.4°C. The long-term trend is warming, about 0.8°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 28.3°C | 28.0°C | 28.7°C | 30.5°C | 30.8°C | +2.5°C |
| Avg High | 33.8°C | 33.2°C | 34.3°C | 36.9°C | 37.4°C | +3.6°C |
| Avg Low | 22.8°C | 22.9°C | 23.1°C | 24.2°C | 24.1°C | +1.3°C |
| Avg Rain | 107 mm | 92 mm | 93 mm | 46 mm | 57 mm | -49 mm |
August temperatures in Thoothukudi have risen by about 2.4°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 22°C (1986) to a record high of 39.1°C (2023).
Rainfall in August is one of the drier months, averaging 80 mm, with a wettest year of 243 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 1.1°C per decade while lows rose 0.4°C per decade, widening the gap between day and night.
A good time to visit Thoothukudi
August is a good time to visit Thoothukudi, with days averaging 34.9°C and nights around 23.4°C (mean 29.2°C, close to Thoothukudi's yearly average) and higher rainfall. January and December are marginally more temperate, but August still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 37.9°C | 24.1°C | 31.0°C | 36 mm | 70% | 3.9 m/s | 5.7 |
| 2024 | 36.1°C | 24.6°C | 30.4°C | 83 mm | 74% | 3.6 m/s | 5.7 |
| 2023 🔥 | 39.1°C | 24.6°C | 31.8°C | 55 mm | 63% | 3.7 m/s | 6.1 |
| 2022 | 36.3°C | 23.3°C | 29.8°C | 79 mm | 73% | 3.9 m/s | 5.5 |
| 2021 | 37.0°C | 24.1°C | 30.5°C | 42 mm | 69% | 4.3 m/s | 5.5 |
| 2020 | 37.8°C | 24.2°C | 31.0°C | 49 mm | 70% | 4.2 m/s | 5.6 |
| 2019 | 36.9°C | 24.2°C | 30.6°C | 75 mm | 71% | 4.8 m/s | 5.3 |
| 2018 | 36.6°C | 23.7°C | 30.1°C | 68 mm | 70% | 4.8 m/s | 5.4 |
| 2017 | 36.0°C | 24.5°C | 30.2°C | 64 mm | 72% | 4 m/s | 5.7 |
| 2016 | 37.9°C | 24.0°C | 30.9°C | 20 mm | 66% | 4.7 m/s | 6.2 |
| 2015 | 38.2°C | 24.6°C | 31.4°C | 29 mm | 68% | 4.2 m/s | 6.2 |
| 2014 | 36.5°C | 24.1°C | 30.3°C | 55 mm | 71% | 4.4 m/s | 5.9 |
| 2013 | 36.4°C | 23.9°C | 30.2°C | 66 mm | 69% | 4.2 m/s | 5.9 |
| 2012 | 37.3°C | 24.2°C | 30.8°C | 30 mm | 66% | 4.7 m/s | 6 |
| 2011 | 36.6°C | 24.4°C | 30.5°C | 19 mm | 66% | 4.7 m/s | 6 |
| 2010 | 36.9°C | 23.9°C | 30.4°C | 33 mm | 69% | 4.5 m/s | 5.6 |
| 2009 | 36.0°C | 24.0°C | 30.0°C | 45 mm | 71% | 4.1 m/s | 5.9 |
| 2008 | 34.3°C | 22.9°C | 28.6°C | 84 mm | 74% | 3.6 m/s | 5.8 |
| 2007 | 34.1°C | 23.3°C | 28.7°C | 62 mm | 77% | 4.1 m/s | 5.9 |
| 2006 | 33.9°C | 23.1°C | 28.5°C | 116 mm | 79% | 3.9 m/s | 6.2 |
| 2005 | 34.2°C | 22.8°C | 28.5°C | 37 mm | 79% | 3.8 m/s | 6.4 |
| 2004 | 34.1°C | 23.0°C | 28.5°C | 86 mm | 81% | 4.3 m/s | 6.2 |
| 2003 | 33.7°C | 22.5°C | 28.1°C | 95 mm | 79% | 4 m/s | 5.8 |
| 2002 | 35.8°C | 23.2°C | 29.5°C | 64 mm | 73% | 4.3 m/s | 5.9 |
| 2001 | 32.6°C | 23.1°C | 27.8°C | 108 mm | 82% | 4.1 m/s | 6 |
| 2000 | 34.7°C | 23.0°C | 28.8°C | 236 mm | 78% | 4.3 m/s | 5.5 |
| 1999 | 32.4°C | 23.0°C | 27.7°C | 56 mm | 79% | 4 m/s | 6.1 |
| 1998 | 33.7°C | 23.0°C | 28.3°C | 178 mm | 81% | 3.7 m/s | 6.1 |
| 1997 | 32.0°C | 22.7°C | 27.4°C | 96 mm | 83% | 4 m/s | 5 |
| 1996 | 32.2°C | 22.8°C | 27.5°C | 130 mm | 82% | 4 m/s | 4.9 |
| 1995 | 35.4°C | 23.5°C | 29.5°C | 47 mm | 73% | 4.5 m/s | 5.2 |
| 1994 | 32.2°C | 22.8°C | 27.5°C | 127 mm | 83% | 4 m/s | 5.2 |
| 1993 | 33.8°C | 23.0°C | 28.4°C | 37 mm | 79% | 4.1 m/s | 5.3 |
| 1992 | 32.7°C | 22.5°C | 27.6°C | 76 mm | 82% | 4.2 m/s | 5 |
| 1991 ❄️ | 31.5°C | 22.8°C | 27.1°C | 123 mm | 84% | 4 m/s | 4.8 |
| 1990 | 35.6°C | 23.0°C | 29.3°C | 46 mm | 75% | 4.6 m/s | 4.8 |
| 1989 | 32.8°C | 22.5°C | 27.7°C | 72 mm | 80% | 4.4 m/s | 5.1 |
| 1988 | 32.3°C | 23.1°C | 27.7°C | 99 mm | 83% | 3.7 m/s | 4.8 |
| 1987 🌧️ | 35.5°C | 23.2°C | 29.4°C | 243 mm | 77% | 4 m/s | 5.3 |
| 1986 | 34.9°C | 22.0°C | 28.5°C | 152 mm | 75% | 4.4 m/s | 5.2 |
| 1985 | 33.4°C | 22.8°C | 28.1°C | 51 mm | 78% | 4.4 m/s | 5 |
| 1984 | 35.2°C | 22.5°C | 28.9°C | 34 mm | 73% | 4.4 m/s | 6 |
| 1983 | 35.1°C | 23.5°C | 29.3°C | 92 mm | 73% | 4.6 m/s | — |
| 1982 | 32.3°C | 22.8°C | 27.5°C | 80 mm | 83% | 4.1 m/s | — |
| 1981 | 32.5°C | 22.5°C | 27.5°C | 135 mm | 82% | 4 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 34.9°C with lows near 23.4°C (mean 29.2°C), based on 45 years of NASA POWER data.
August averages 80 mm of rainfall in Thoothukudi, one of the drier months. The wettest on record was 243 mm in 1987.
The hottest August reached 39.1°C in 2023. The coldest dipped to 22°C in 1986.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 2.4°C. Daytime highs moved from 33.7°C to 37.3°C and overnight lows from 22.8°C to 24.1°C over the same span.
August is one of the warmer months of the year in Thoothukudi and one of the drier months, so plan for around 34.9°C daytime highs and 23.4°C at night.
Not quite — August is the 7th coolest month in Thoothukudi, averaging 29.2°C.
For August in Thoothukudi, pack light, breathable clothing and sun protection, with typical highs of 34.9°C and lows of 23.4°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 75% — quite humid.
Average wind speed in August is 4.2 m/s. The windiest August on record averaged 4.8 m/s (2018).
The wettest August on record was 1987 with 243 mm. On average, August sees 80 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 Thoothukudi 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.
