August is close to Namakkal's year-round average, with average highs near 33.9°C and lows around 23.3°C (mean 28.6°C). It is about average for rainfall, averaging 71 mm of rainfall and 67% relative humidity across the period.
August is close to Namakkal's year-round average. Across 45 years of records, the warmest August in Namakkal was 2023 — when the month averaged 30.5°C — while the coldest was 2022 at 27.4°C. Typical August days reach 33.9°C with nights near 23.3°C. The long-term August temperature trend is broadly flat.
August is about average for rainfall in Namakkal, averaging 71 mm of rainfall. The wettest August on record was 2024 with 159 mm, while the driest was 1994 at 16 mm.
Relative humidity in Namakkal during August averages 67%. The most humid August was 2024 at 77%, and the least humid was 2002 at 60%.
August receives about 5.3 kWh/m²/day of solar energy in Namakkal. The sunniest Augusts were 2001 and 2016 at 5.9 kWh/m²/day, and the cloudiest was 1988 at 4.6.
Average wind speed in Namakkal during August is 3.6 m/s. The windiest August was 1990 at 4.6 m/s, while the calmest was 2024 at 2.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 28.4°C | 28.4°C | 28.6°C | 28.9°C | 28.6°C | +0.2°C |
| Avg High | 33.9°C | 33.6°C | 34.0°C | 34.2°C | 33.6°C | -0.3°C |
| Avg Low | 22.9°C | 23.2°C | 23.3°C | 23.5°C | 23.7°C | +0.8°C |
| Avg Rain | 56 mm | 59 mm | 69 mm | 81 mm | 98 mm | +42 mm |
August temperatures in Namakkal have stayed relatively stable across the record.
August has ranged from a record low of 20.8°C (2006) to a record high of 39.2°C (2023).
Rainfall in August is about average for rainfall, averaging 71 mm, with a wettest year of 159 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0°C per decade while lows rose 0.2°C per decade, narrowing the gap between day and night.
A good time to visit Namakkal
August is a good time to visit Namakkal, with days averaging 33.9°C and nights around 23.3°C (mean 28.6°C, close to Namakkal's yearly average) and moderate rainfall. January and December 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 | 34.0°C | 29.1°C | 24.2°C | 38.3°C | 22.8°C | 52 mm | 66% | 3 m/s | 4.9 |
| 2024 🌧️ | 32.6°C | 28.2°C | 23.8°C | 34.9°C | 22.0°C | 159 mm | 77% | 2.3 m/s | 5.4 |
| 2023 🔥 | 36.2°C | 30.5°C | 24.7°C | 39.2°C | 23.3°C | 74 mm | 61% | 3 m/s | 5.7 |
| 2022 ❄️ | 32.0°C | 27.4°C | 22.9°C | 35.9°C | 21.5°C | 132 mm | 76% | 2.9 m/s | 5.1 |
| 2021 | 33.8°C | 28.5°C | 23.1°C | 36.4°C | 21.2°C | 87 mm | 70% | 3.1 m/s | 5.1 |
| 2020 | 32.9°C | 28.1°C | 23.4°C | 36.0°C | 21.9°C | 85 mm | 73% | 3.2 m/s | 5.1 |
| 2019 | 33.6°C | 28.5°C | 23.5°C | 38.3°C | 22.3°C | 103 mm | 68% | 3.9 m/s | 4.9 |
| 2018 | 34.4°C | 28.9°C | 23.3°C | 36.7°C | 21.7°C | 46 mm | 66% | 4.5 m/s | 4.8 |
| 2017 | 33.3°C | 28.5°C | 23.6°C | 36.6°C | 21.9°C | 100 mm | 71% | 3.1 m/s | 5.1 |
| 2016 | 35.3°C | 29.5°C | 23.7°C | 37.7°C | 22.0°C | 38 mm | 64% | 3.9 m/s | 5.9 |
| 2015 | 35.7°C | 29.9°C | 24.1°C | 38.4°C | 21.9°C | 65 mm | 63% | 3.3 m/s | 5.8 |
| 2014 | 33.7°C | 28.7°C | 23.6°C | 35.4°C | 22.3°C | 87 mm | 68% | 3.4 m/s | 5.3 |
| 2013 | 34.1°C | 28.7°C | 23.4°C | 37.3°C | 22.2°C | 105 mm | 68% | 3.6 m/s | 5.5 |
| 2012 | 34.2°C | 28.8°C | 23.3°C | 37.3°C | 22.2°C | 85 mm | 66% | 3.4 m/s | 5.3 |
| 2011 | 34.1°C | 28.7°C | 23.2°C | 37.4°C | 21.8°C | 81 mm | 66% | 3.7 m/s | 5.3 |
| 2010 | 33.2°C | 28.3°C | 23.4°C | 37.5°C | 21.1°C | 104 mm | 71% | 3.4 m/s | 5 |
| 2009 | 34.6°C | 29.1°C | 23.7°C | 37.8°C | 22.3°C | 56 mm | 65% | 3.6 m/s | 5.7 |
| 2008 | 32.6°C | 27.8°C | 23.0°C | 36.1°C | 21.6°C | 142 mm | 72% | 2.8 m/s | 5.4 |
| 2007 | 33.2°C | 28.1°C | 23.0°C | 36.2°C | 21.9°C | 91 mm | 71% | 3.2 m/s | 5.4 |
| 2006 | 34.6°C | 29.1°C | 23.6°C | 38.6°C | 20.8°C | 122 mm | 65% | 4 m/s | 5.7 |
| 2005 | 35.5°C | 29.8°C | 24.1°C | 39.0°C | 23.0°C | 49 mm | 61% | 4 m/s | 5.6 |
| 2004 | 34.4°C | 28.6°C | 22.8°C | 37.6°C | 22.0°C | 25 mm | 67% | 4.2 m/s | 5.7 |
| 2003 | 33.4°C | 28.3°C | 23.3°C | 36.0°C | 22.1°C | 94 mm | 71% | 3.5 m/s | 5.6 |
| 2002 | 34.7°C | 29.2°C | 23.7°C | 38.1°C | 22.4°C | 19 mm | 60% | 4.4 m/s | 5.4 |
| 2001 | 34.3°C | 28.7°C | 23.0°C | 37.2°C | 22.0°C | 40 mm | 68% | 3.9 m/s | 5.9 |
| 2000 | 32.5°C | 27.7°C | 22.9°C | 35.9°C | 21.7°C | 55 mm | 71% | 3.7 m/s | 5.2 |
| 1999 | 34.0°C | 28.8°C | 23.6°C | 37.5°C | 22.2°C | 37 mm | 64% | 3.5 m/s | 5.4 |
| 1998 | 32.2°C | 27.8°C | 23.4°C | 36.2°C | 22.4°C | 141 mm | 75% | 2.6 m/s | 5.5 |
| 1997 | 34.6°C | 29.1°C | 23.5°C | 37.4°C | 21.2°C | 24 mm | 64% | 4.3 m/s | 4.9 |
| 1996 | 32.8°C | 27.7°C | 22.6°C | 36.3°C | 21.3°C | 125 mm | 71% | 3.6 m/s | 4.9 |
| 1995 | 33.3°C | 28.4°C | 23.4°C | 36.5°C | 22.0°C | 69 mm | 70% | 3.4 m/s | 5.1 |
| 1994 | 33.7°C | 28.6°C | 23.4°C | 37.6°C | 22.3°C | 16 mm | 65% | 4.1 m/s | 5.1 |
| 1993 | 34.0°C | 28.5°C | 23.0°C | 37.6°C | 21.6°C | 41 mm | 66% | 3.8 m/s | 5.2 |
| 1992 | 33.7°C | 28.3°C | 22.9°C | 36.7°C | 21.5°C | 29 mm | 67% | 4.1 m/s | 5.1 |
| 1991 | 33.4°C | 28.0°C | 22.5°C | 35.7°C | 21.5°C | 67 mm | 68% | 3.9 m/s | 5 |
| 1990 | 34.5°C | 28.8°C | 23.2°C | 38.0°C | 21.9°C | 44 mm | 63% | 4.6 m/s | 4.9 |
| 1989 | 34.8°C | 28.9°C | 22.9°C | 37.6°C | 21.8°C | 19 mm | 63% | 4.5 m/s | 5.3 |
| 1988 | 32.4°C | 27.8°C | 23.1°C | 36.0°C | 21.5°C | 69 mm | 73% | 3 m/s | 4.6 |
| 1987 | 33.8°C | 28.4°C | 23.0°C | 36.9°C | 21.6°C | 56 mm | 67% | 3.3 m/s | 5.3 |
| 1986 | 34.2°C | 28.4°C | 22.6°C | 37.6°C | 21.4°C | 91 mm | 65% | 4 m/s | 5.4 |
| 1985 | 34.0°C | 28.4°C | 22.8°C | 37.2°C | 21.7°C | 62 mm | 65% | 4 m/s | 5.3 |
| 1984 | 35.0°C | 28.7°C | 22.5°C | 37.3°C | 21.4°C | 53 mm | 64% | 4.3 m/s | 5.8 |
| 1983 | 34.0°C | 28.8°C | 23.6°C | 37.9°C | 21.7°C | 59 mm | 64% | 4.1 m/s | — |
| 1982 | 33.8°C | 28.4°C | 23.0°C | 38.7°C | 22.1°C | 20 mm | 65% | 4.2 m/s | — |
| 1981 | 33.3°C | 28.0°C | 22.6°C | 35.6°C | 21.6°C | 80 mm | 70% | 3.8 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 33.9°C with lows near 23.3°C (mean 28.6°C), based on 45 years of NASA POWER data.
August averages 71 mm of rainfall in Namakkal, about average for rainfall. The wettest on record was 159 mm in 2024.
The hottest August reached 39.2°C in 2023. The coldest dipped to 20.8°C in 2006.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 0.2°C — but days and nights have moved in opposite directions. Overnight lows rose from 22.9°C to 23.7°C while daytime highs eased from 34°C to 33.7°C, narrowing the gap between day and night.
August is close to Namakkal's year-round average and about average for rainfall, so plan for around 33.9°C daytime highs and 23.3°C at night.
Not quite — August is the 7th coolest month in Namakkal, averaging 28.6°C.
For August in Namakkal, pack light, breathable clothing and sun protection, with typical highs of 33.9°C and lows of 23.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 67% — moderately humid.
Average wind speed in August is 3.6 m/s. The windiest August on record averaged 4.6 m/s (1990).
The wettest August on record was 2024 with 159 mm. On average, August sees 71 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 Namakkal 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.
