March is close to Chengalpattu's year-round average, with average highs near 35.3°C and lows around 22.2°C (mean 28.8°C). It is one of the drier months, averaging 13 mm of rainfall and 70% relative humidity across the period.
March is close to Chengalpattu's year-round average. Across 45 years of records, the warmest Marchs in Chengalpattu were 2001 and 2019 — when the month averaged 30.3°C — while the coldest was 2008 at 26°C. Typical March days reach 35.3°C with nights near 22.2°C. The long-term March temperature trend is broadly flat.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 28.6°C | 28.9°C | 28.6°C | 28.8°C | 28.8°C | +0.2°C |
| Avg High | 35.1°C | 35.8°C | 35.0°C | 35.4°C | 35.2°C | +0.1°C |
| Avg Low | 22.2°C | 22.1°C | 22.2°C | 22.2°C | 22.5°C | +0.3°C |
| Avg Rain | 14 mm | 4 mm | 25 mm | 8 mm | 14 mm | +0 mm |
March temperatures in Chengalpattu have risen by about 0.4°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 20.1°C (2000) to a record high of 37.2°C (2001).
Rainfall in March is one of the drier months, averaging 13 mm, with a wettest year of 158 mm.
One of the best times to visit Chengalpattu
March is one of the best times to visit Chengalpattu. Expect days averaging 35.3°C and nights around 22.2°C (mean 28.8°C) — close to Chengalpattu's yearly average — with low rainfall (13 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 35.4°C | 21.5°C | 28.4°C | 20 mm | 73% | 2.7 m/s | 6.5 |
| 2024 | 35.2°C | 23.6°C | 29.4°C | 1 mm | 68% | 2.9 m/s | 6.6 |
| 2023 | 34.0°C | 22.0°C | 28.0°C | 52 mm | 72% | 3.2 m/s | 6.1 |
| 2022 | 35.5°C | 22.2°C | 28.9°C | 10 mm | 71% | 3.1 m/s | 5.9 |
| 2021 | 36.1°C | 21.5°C | 28.8°C | 1 mm | 74% | 2.3 m/s | 6.8 |
| 2020 | 34.8°C | 24.0°C | 29.4°C | 1 mm | 67% | 2.9 m/s | 6.5 |
| 2019 | 36.4°C | 24.1°C | 30.3°C | 1 mm | 66% | 3.4 m/s | 6.8 |
| 2018 | 34.3°C | 20.7°C | 27.5°C | 21 mm | 71% | 2.8 m/s | 6.4 |
| 2017 | 35.1°C | 21.0°C | 28.1°C | 13 mm | 69% | 3.3 m/s | 6.2 |
| 2016 | 35.8°C | 23.8°C | 29.8°C | 1 mm | 70% | 3.1 m/s | 6.4 |
| 2015 | 34.9°C | 22.5°C | 28.7°C | 2 mm | 69% | 3 m/s | 6.4 |
| 2014 | 36.4°C | 22.4°C | 29.4°C | 1 mm | 64% | 3.2 m/s | 6.4 |
| 2013 | 35.1°C | 22.1°C | 28.6°C | 39 mm | 71% | 3.1 m/s | 6.3 |
| 2012 | 35.1°C | 23.6°C | 29.3°C | 3 mm | 71% | 3.2 m/s | 6.4 |
| 2011 | 35.2°C | 20.5°C | 27.8°C | 1 mm | 71% | 2.9 m/s | 6.8 |
| 2010 | 35.2°C | 21.5°C | 28.4°C | 1 mm | 71% | 3 m/s | 6.6 |
| 2009 | 34.6°C | 22.4°C | 28.5°C | 36 mm | 70% | 2.6 m/s | 6.3 |
| 2008 ❄️ 🌧️ | 31.5°C | 20.5°C | 26.0°C | 158 mm | 79% | 2.6 m/s | 5.5 |
| 2007 | 35.4°C | 22.7°C | 29.0°C | 0 mm | 69% | 3 m/s | 6.6 |
| 2006 | 35.3°C | 22.8°C | 29.0°C | 33 mm | 72% | 2.7 m/s | 6.2 |
| 2005 | 36.2°C | 23.7°C | 30.0°C | 6 mm | 69% | 3.2 m/s | 6.2 |
| 2004 | 35.3°C | 21.6°C | 28.5°C | 3 mm | 68% | 3.2 m/s | 6.5 |
| 2003 | 35.1°C | 22.7°C | 28.9°C | 10 mm | 68% | 3.1 m/s | 6.4 |
| 2002 | 35.2°C | 22.0°C | 28.6°C | 1 mm | 72% | 2.8 m/s | 6.5 |
| 2001 🔥 | 37.2°C | 23.4°C | 30.3°C | 0 mm | 65% | 3.4 m/s | 6.2 |
| 2000 | 34.0°C | 20.1°C | 27.1°C | 2 mm | 73% | 2.8 m/s | 6.6 |
| 1999 | 36.2°C | 21.3°C | 28.7°C | 1 mm | 68% | 3.1 m/s | 6.8 |
| 1998 | 35.3°C | 23.8°C | 29.5°C | 1 mm | 70% | 3.3 m/s | 6.2 |
| 1997 | 35.1°C | 21.4°C | 28.2°C | 3 mm | 71% | 3.2 m/s | 6.3 |
| 1996 | 36.9°C | 21.4°C | 29.1°C | 1 mm | 65% | 3.2 m/s | 6.3 |
| 1995 | 35.0°C | 22.2°C | 28.6°C | 10 mm | 70% | 2.8 m/s | 6.4 |
| 1994 | 35.9°C | 20.7°C | 28.3°C | 0 mm | 71% | 2.8 m/s | 6.5 |
| 1993 | 36.1°C | 22.5°C | 29.3°C | 4 mm | 68% | 3.6 m/s | 6.3 |
| 1992 | 35.9°C | 20.6°C | 28.2°C | 0 mm | 66% | 2.9 m/s | 6.4 |
| 1991 | 36.3°C | 23.1°C | 29.7°C | 0 mm | 67% | 3.3 m/s | 6.5 |
| 1990 | 35.6°C | 24.1°C | 29.9°C | 21 mm | 71% | 3.7 m/s | 6 |
| 1989 | 35.4°C | 21.9°C | 28.6°C | 26 mm | 66% | 3.2 m/s | 6.4 |
| 1988 | 36.5°C | 24.0°C | 30.2°C | 3 mm | 70% | 3.2 m/s | 6.1 |
| 1987 | 35.1°C | 22.2°C | 28.6°C | 20 mm | 66% | 3.1 m/s | 6.5 |
| 1986 | 35.1°C | 22.4°C | 28.8°C | 34 mm | 75% | 3.1 m/s | 6.4 |
| 1985 | 35.0°C | 20.4°C | 27.7°C | 2 mm | 68% | 3.4 m/s | 6.5 |
| 1984 | 32.1°C | 21.7°C | 26.9°C | 27 mm | 78% | 2.4 m/s | 6 |
| 1983 | 36.7°C | 23.2°C | 30.0°C | 1 mm | 65% | 3.7 m/s | — |
| 1982 | 35.2°C | 22.7°C | 29.0°C | 1 mm | 69% | 3.2 m/s | — |
| 1981 | 34.4°C | 21.2°C | 27.8°C | 10 mm | 70% | 3.2 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 35.3°C with lows near 22.2°C (mean 28.8°C), based on 45 years of NASA POWER data.
March averages 13 mm of rainfall in Chengalpattu, one of the drier months. The wettest on record was 158 mm in 2008.
The hottest March reached 37.2°C in 2001. The coldest dipped to 20.1°C in 2000.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 0.4°C. Daytime highs moved from 34.7°C to 35.2°C and overnight lows from 21.8°C to 22.2°C over the same span.
March is close to Chengalpattu's year-round average and one of the drier months, so plan for around 35.3°C daytime highs and 22.2°C at night.
Not quite — March is the 6th coolest month in Chengalpattu, averaging 28.8°C.
For March in Chengalpattu, pack light, breathable clothing and sun protection, with typical highs of 35.3°C and lows of 22.2°C.
Relative humidity in March averages 70% — moderately humid.
Average wind speed in March is 3.1 m/s. The windiest March on record averaged 3.7 m/s (1983).
The wettest March on record was 2008 with 158 mm. On average, March sees 13 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 Chengalpattu behaves each March, 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 March specifically, along with year-by-year records and how the month has changed over the decades.
