August is close to Tenkasi's year-round average, with average highs near 31.9°C and lows around 20.9°C (mean 26.4°C). It is about average for rainfall, averaging 120 mm of rainfall and 84% relative humidity across the period.
August is close to Tenkasi's year-round average. Across 45 years of records, the warmest August in Tenkasi was 2023 — when the month averaged 29.2°C — while the coldest was 1985 at 24.5°C. Typical August days reach 31.9°C with nights near 20.9°C. The long-term trend is warming, about 0.7°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 25.6°C | 25.4°C | 26.0°C | 27.5°C | 28.0°C | +2.4°C |
| Avg High | 30.8°C | 30.2°C | 31.1°C | 33.6°C | 34.8°C | +4°C |
| Avg Low | 20.4°C | 20.7°C | 20.8°C | 21.4°C | 21.2°C | +0.8°C |
| Avg Rain | 147 mm | 125 mm | 135 mm | 92 mm | 91 mm | -56 mm |
August temperatures in Tenkasi have risen by about 2.6°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 19.3°C (1986) to a record high of 37.3°C (2023).
Rainfall in August is about average for rainfall, averaging 120 mm, with a wettest year of 339 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 1.1°C per decade while lows rose 0.2°C per decade, widening the gap between day and night.
A good time to visit Tenkasi
August is a good time to visit Tenkasi, with days averaging 31.9°C and nights around 20.9°C (mean 26.4°C, close to Tenkasi'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 | 34.4°C | 21.3°C | 27.9°C | 67 mm | 82% | 3.3 m/s | 5.4 |
| 2024 | 33.3°C | 21.8°C | 27.6°C | 134 mm | 85% | 2.8 m/s | 5.3 |
| 2023 🔥 | 37.3°C | 21.0°C | 29.2°C | 58 mm | 73% | 3.3 m/s | 6.2 |
| 2022 | 35.2°C | 20.5°C | 27.8°C | 128 mm | 82% | 3.4 m/s | 5 |
| 2021 | 33.6°C | 21.1°C | 27.3°C | 75 mm | 80% | 3.4 m/s | 5.2 |
| 2020 | 34.7°C | 21.6°C | 28.2°C | 85 mm | 82% | 3.5 m/s | 5.2 |
| 2019 | 33.7°C | 21.7°C | 27.7°C | 144 mm | 81% | 3.7 m/s | 4.6 |
| 2018 | 32.7°C | 21.3°C | 27.0°C | 145 mm | 82% | 4.2 m/s | 4.9 |
| 2017 | 33.2°C | 21.8°C | 27.5°C | 82 mm | 80% | 3.3 m/s | 5.3 |
| 2016 | 33.7°C | 20.6°C | 27.1°C | 30 mm | 78% | 4.1 m/s | 5.8 |
| 2015 | 35.6°C | 21.9°C | 28.7°C | 38 mm | 79% | 3.2 m/s | 5.7 |
| 2014 | 32.1°C | 21.3°C | 26.7°C | 187 mm | 83% | 3.4 m/s | 5.3 |
| 2013 | 32.3°C | 21.2°C | 26.7°C | 103 mm | 83% | 3.4 m/s | 5.5 |
| 2012 | 34.4°C | 21.6°C | 28.0°C | 81 mm | 78% | 3.6 m/s | 5.4 |
| 2011 | 34.9°C | 21.4°C | 28.2°C | 56 mm | 78% | 3.8 m/s | 5.4 |
| 2010 | 33.2°C | 21.4°C | 27.3°C | 53 mm | 82% | 3.8 m/s | 5 |
| 2009 | 32.4°C | 21.5°C | 27.0°C | 68 mm | 83% | 3.2 m/s | 5.3 |
| 2008 | 31.9°C | 20.3°C | 26.1°C | 135 mm | 85% | 2.9 m/s | 5.3 |
| 2007 | 29.7°C | 20.7°C | 25.2°C | 112 mm | 89% | 2.9 m/s | 5.3 |
| 2006 | 30.9°C | 20.4°C | 25.6°C | 141 mm | 88% | 3 m/s | 5.7 |
| 2005 | 31.1°C | 21.2°C | 26.1°C | 56 mm | 87% | 3.1 m/s | 6.1 |
| 2004 | 30.3°C | 20.8°C | 25.5°C | 125 mm | 88% | 3.5 m/s | 5.7 |
| 2003 | 30.1°C | 19.9°C | 25.0°C | 122 mm | 87% | 3.1 m/s | 5.4 |
| 2002 | 31.6°C | 20.9°C | 26.3°C | 122 mm | 83% | 3.6 m/s | 5.4 |
| 2001 | 30.6°C | 21.4°C | 26.0°C | 147 mm | 88% | 3.4 m/s | 5.4 |
| 2000 | 32.8°C | 21.0°C | 26.9°C | 319 mm | 83% | 3.7 m/s | 4.7 |
| 1999 | 29.7°C | 20.5°C | 25.1°C | 69 mm | 87% | 3.1 m/s | 5.6 |
| 1998 | 30.9°C | 20.4°C | 25.7°C | 211 mm | 88% | 3 m/s | 5.4 |
| 1997 | 30.0°C | 20.4°C | 25.2°C | 156 mm | 89% | 3.3 m/s | 4.6 |
| 1996 | 29.8°C | 20.4°C | 25.1°C | 146 mm | 88% | 3.3 m/s | 4.7 |
| 1995 | 31.3°C | 21.2°C | 26.2°C | 81 mm | 84% | 3.6 m/s | 4.9 |
| 1994 | 30.2°C | 20.6°C | 25.4°C | 203 mm | 89% | 3.2 m/s | 4.7 |
| 1993 | 30.2°C | 20.9°C | 25.5°C | 47 mm | 86% | 3.4 m/s | 4.9 |
| 1992 | 28.9°C | 21.0°C | 25.0°C | 111 mm | 88% | 3.5 m/s | 4.8 |
| 1991 | 28.7°C | 20.7°C | 24.7°C | 170 mm | 89% | 3.2 m/s | 4.5 |
| 1990 | 31.8°C | 20.4°C | 26.1°C | 58 mm | 84% | 3.9 m/s | 4.9 |
| 1989 | 30.0°C | 20.4°C | 25.2°C | 96 mm | 87% | 3.6 m/s | 4.9 |
| 1988 | 29.8°C | 20.7°C | 25.2°C | 122 mm | 89% | 3 m/s | 4.4 |
| 1987 🌧️ | 33.8°C | 20.6°C | 27.2°C | 339 mm | 83% | 3.2 m/s | 4.9 |
| 1986 | 32.2°C | 19.3°C | 25.7°C | 197 mm | 82% | 3.8 m/s | 5.2 |
| 1985 ❄️ | 28.8°C | 20.3°C | 24.5°C | 73 mm | 86% | 3.5 m/s | 5 |
| 1984 | 31.2°C | 20.9°C | 26.0°C | 52 mm | 82% | 3.9 m/s | 5.8 |
| 1983 | 32.3°C | 21.3°C | 26.8°C | 117 mm | 82% | 3.6 m/s | — |
| 1982 | 29.5°C | 20.4°C | 25.0°C | 140 mm | 89% | 3.1 m/s | — |
| 1981 | 29.7°C | 20.1°C | 24.9°C | 189 mm | 88% | 3.2 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 31.9°C with lows near 20.9°C (mean 26.4°C), based on 45 years of NASA POWER data.
August averages 120 mm of rainfall in Tenkasi, about average for rainfall. The wettest on record was 339 mm in 1987.
The hottest August reached 37.3°C in 2023. The coldest dipped to 19.3°C in 1986.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 2.6°C. Daytime highs moved from 30.3°C to 34.8°C and overnight lows from 20.6°C to 21.1°C over the same span.
August is close to Tenkasi's year-round average and about average for rainfall, so plan for around 31.9°C daytime highs and 20.9°C at night.
Not quite — August is the 6th coolest month in Tenkasi, averaging 26.4°C.
For August in Tenkasi, pack light, breathable clothing and sun protection, with typical highs of 31.9°C and lows of 20.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 84% — quite humid.
Average wind speed in August is 3.4 m/s. The windiest August on record averaged 4.2 m/s (2018).
The wettest August on record was 1987 with 339 mm. On average, August sees 120 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 Tenkasi 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.
