March is close to Chengalpattu's year-round average, with average highs near 32.9°C and lows around 24.4°C (mean 28.7°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 March in Chengalpattu was 2001 — when the month averaged 29.9°C — while the coldest was 1984 at 26.7°C. Typical March days reach 32.9°C with nights near 24.4°C. The long-term March temperature trend is broadly flat.
March is one of the drier months in Chengalpattu, averaging 13 mm of rainfall. The wettest March on record was 2008 with 158 mm, while the driest were 1994, 2001 and 2007, among others at 0 mm.
Relative humidity in Chengalpattu during March averages 70%. The most humid March was 2008 at 79%, and the least humid was 2014 at 64%.
March receives about 6.4 kWh/m²/day of solar energy in Chengalpattu. The sunniest Marchs were 2011, 2019 and 2021, among others at 6.8 kWh/m²/day, and the cloudiest was 2008 at 5.5.
Average wind speed in Chengalpattu during March is 3.1 m/s. The windiest Marchs were 1983 and 1990 at 3.7 m/s, while the calmest was 2021 at 2.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 28.5°C | 28.8°C | 28.6°C | 28.8°C | 28.6°C | +0.1°C |
| Avg High | 32.8°C | 33.3°C | 32.6°C | 33.0°C | 32.6°C | -0.2°C |
| Avg Low | 24.3°C | 24.2°C | 24.5°C | 24.6°C | 24.6°C | +0.3°C |
| Avg Rain | 14 mm | 4 mm | 25 mm | 8 mm | 14 mm | +0 mm |
March temperatures in Chengalpattu have stayed relatively stable across the record.
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.
Daytime highs and overnight lows have shifted differently — highs fell about 0.1°C per decade while lows rose 0.1°C per decade, narrowing the gap between day and night.
One of the best times to visit Chengalpattu
March is one of the best times to visit Chengalpattu. Expect days averaging 32.9°C and nights around 24.4°C (mean 28.7°C) — close to Chengalpattu's yearly average — with low rainfall (13 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 32.6°C | 28.7°C | 24.7°C | 35.4°C | 21.5°C | 20 mm | 73% | 2.7 m/s | 6.5 |
| 2024 | 33.4°C | 29.1°C | 24.9°C | 35.2°C | 23.6°C | 1 mm | 68% | 2.9 m/s | 6.6 |
| 2023 | 32.0°C | 28.3°C | 24.6°C | 34.0°C | 22.0°C | 52 mm | 72% | 3.2 m/s | 6.1 |
| 2022 | 32.8°C | 28.6°C | 24.5°C | 35.5°C | 22.2°C | 10 mm | 71% | 3.1 m/s | 5.9 |
| 2021 | 31.7°C | 27.8°C | 23.9°C | 36.1°C | 21.5°C | 1 mm | 74% | 2.3 m/s | 6.8 |
| 2020 | 33.1°C | 29.1°C | 25.0°C | 34.8°C | 24.0°C | 1 mm | 67% | 2.9 m/s | 6.5 |
| 2019 | 34.0°C | 29.6°C | 25.3°C | 36.4°C | 24.1°C | 1 mm | 66% | 3.4 m/s | 6.8 |
| 2018 | 32.5°C | 28.3°C | 24.0°C | 34.3°C | 20.7°C | 21 mm | 71% | 2.8 m/s | 6.4 |
| 2017 | 33.0°C | 29.0°C | 25.0°C | 35.1°C | 21.0°C | 13 mm | 69% | 3.3 m/s | 6.2 |
| 2016 | 33.1°C | 29.1°C | 25.1°C | 35.8°C | 23.8°C | 1 mm | 70% | 3.1 m/s | 6.4 |
| 2015 | 32.7°C | 28.7°C | 24.8°C | 34.9°C | 22.5°C | 2 mm | 69% | 3 m/s | 6.4 |
| 2014 | 33.2°C | 28.7°C | 24.3°C | 36.4°C | 22.4°C | 1 mm | 64% | 3.2 m/s | 6.4 |
| 2013 | 32.6°C | 28.5°C | 24.3°C | 35.1°C | 22.1°C | 39 mm | 71% | 3.1 m/s | 6.3 |
| 2012 | 33.2°C | 29.1°C | 25.0°C | 35.1°C | 23.6°C | 3 mm | 71% | 3.2 m/s | 6.4 |
| 2011 | 32.2°C | 27.8°C | 23.4°C | 35.2°C | 20.5°C | 1 mm | 71% | 2.9 m/s | 6.8 |
| 2010 | 33.3°C | 29.0°C | 24.8°C | 35.2°C | 21.5°C | 1 mm | 71% | 3 m/s | 6.6 |
| 2009 | 32.4°C | 28.1°C | 23.8°C | 34.6°C | 22.4°C | 36 mm | 70% | 2.6 m/s | 6.3 |
| 2008 🌧️ | 29.8°C | 26.9°C | 24.0°C | 31.5°C | 20.5°C | 158 mm | 79% | 2.6 m/s | 5.5 |
| 2007 | 32.9°C | 28.5°C | 24.1°C | 35.4°C | 22.7°C | 0 mm | 69% | 3 m/s | 6.6 |
| 2006 | 32.2°C | 28.5°C | 24.8°C | 35.3°C | 22.8°C | 33 mm | 72% | 2.7 m/s | 6.2 |
| 2005 | 33.3°C | 29.4°C | 25.5°C | 36.2°C | 23.7°C | 6 mm | 69% | 3.2 m/s | 6.2 |
| 2004 | 33.6°C | 28.9°C | 24.3°C | 35.3°C | 21.6°C | 3 mm | 68% | 3.2 m/s | 6.5 |
| 2003 | 33.3°C | 29.0°C | 24.8°C | 35.1°C | 22.7°C | 10 mm | 68% | 3.1 m/s | 6.4 |
| 2002 | 32.7°C | 28.5°C | 24.2°C | 35.2°C | 22.0°C | 1 mm | 72% | 2.8 m/s | 6.5 |
| 2001 🔥 | 34.2°C | 29.9°C | 25.6°C | 37.2°C | 23.4°C | 0 mm | 65% | 3.4 m/s | 6.2 |
| 2000 | 32.1°C | 28.0°C | 23.8°C | 34.0°C | 20.1°C | 2 mm | 73% | 2.8 m/s | 6.6 |
| 1999 | 34.0°C | 29.1°C | 24.2°C | 36.2°C | 21.3°C | 1 mm | 68% | 3.1 m/s | 6.8 |
| 1998 | 33.4°C | 29.2°C | 25.0°C | 35.3°C | 23.8°C | 1 mm | 70% | 3.3 m/s | 6.2 |
| 1997 | 32.7°C | 28.3°C | 23.9°C | 35.1°C | 21.4°C | 3 mm | 71% | 3.2 m/s | 6.3 |
| 1996 | 33.7°C | 28.8°C | 23.9°C | 36.9°C | 21.4°C | 1 mm | 65% | 3.2 m/s | 6.3 |
| 1995 | 32.5°C | 28.4°C | 24.3°C | 35.0°C | 22.2°C | 10 mm | 70% | 2.8 m/s | 6.4 |
| 1994 | 32.6°C | 28.0°C | 23.4°C | 35.9°C | 20.7°C | 0 mm | 71% | 2.8 m/s | 6.5 |
| 1993 | 33.5°C | 29.0°C | 24.6°C | 36.1°C | 22.5°C | 4 mm | 68% | 3.6 m/s | 6.3 |
| 1992 | 33.6°C | 28.0°C | 22.4°C | 35.9°C | 20.6°C | 0 mm | 66% | 2.9 m/s | 6.4 |
| 1991 | 34.1°C | 29.4°C | 24.7°C | 36.3°C | 23.1°C | 0 mm | 67% | 3.3 m/s | 6.5 |
| 1990 | 33.4°C | 29.5°C | 25.7°C | 35.6°C | 24.1°C | 21 mm | 71% | 3.7 m/s | 6 |
| 1989 | 32.8°C | 28.4°C | 23.9°C | 35.4°C | 21.9°C | 26 mm | 66% | 3.2 m/s | 6.4 |
| 1988 | 33.9°C | 29.8°C | 25.7°C | 36.5°C | 24.0°C | 3 mm | 70% | 3.2 m/s | 6.1 |
| 1987 | 33.1°C | 28.7°C | 24.3°C | 35.1°C | 22.2°C | 20 mm | 66% | 3.1 m/s | 6.5 |
| 1986 | 31.7°C | 27.8°C | 24.0°C | 35.1°C | 22.4°C | 34 mm | 75% | 3.1 m/s | 6.4 |
| 1985 | 33.5°C | 28.9°C | 24.3°C | 35.0°C | 20.4°C | 2 mm | 68% | 3.4 m/s | 6.5 |
| 1984 ❄️ | 30.1°C | 26.7°C | 23.3°C | 32.1°C | 21.7°C | 27 mm | 78% | 2.4 m/s | 6 |
| 1983 | 34.6°C | 29.6°C | 24.7°C | 36.7°C | 23.2°C | 1 mm | 65% | 3.7 m/s | — |
| 1982 | 33.1°C | 28.5°C | 24.0°C | 35.2°C | 22.7°C | 1 mm | 69% | 3.2 m/s | — |
| 1981 | 32.6°C | 28.5°C | 24.5°C | 34.4°C | 21.2°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 32.9°C with lows near 24.4°C (mean 28.7°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 0.1°C — but days and nights have moved in opposite directions. Overnight lows rose from 24.2°C to 24.5°C while daytime highs eased from 32.8°C to 32.5°C, narrowing the gap between day and night.
March is close to Chengalpattu's year-round average and one of the drier months, so plan for around 32.9°C daytime highs and 24.4°C at night.
Not quite — March is the 6th coolest month in Chengalpattu, averaging 28.7°C.
For March in Chengalpattu, pack light, breathable clothing and sun protection, with typical highs of 32.9°C and lows of 24.4°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.
