April is one of the warmer months of the year in Chengalpattu, with average highs near 37.4°C and lows around 25°C (mean 31.2°C). It is one of the drier months, averaging 22 mm of rainfall and 69% relative humidity across the period.
April is one of the warmer months of the year in Chengalpattu. Across 45 years of records, the warmest April in Chengalpattu was 1990 — when the month averaged 33.3°C — while the coldest was 1986 at 30.1°C. Typical April days reach 37.4°C with nights near 25°C. The long-term April temperature trend is broadly flat.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 31.2°C | 31.5°C | 31.2°C | 31.1°C | 30.9°C | -0.3°C |
| Avg High | 38.0°C | 37.9°C | 37.2°C | 36.9°C | 36.8°C | -1.2°C |
| Avg Low | 24.5°C | 25.0°C | 25.2°C | 25.4°C | 25.0°C | +0.5°C |
| Avg Rain | 13 mm | 18 mm | 34 mm | 20 mm | 23 mm | +10 mm |
April temperatures in Chengalpattu have fallen by about 0.4°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 23.1°C (1989) to a record high of 40.5°C (1990).
Rainfall in April is one of the drier months, averaging 22 mm, with a wettest year of 161 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.4°C per decade while lows rose 0.1°C per decade, narrowing the gap between day and night.
A good time to visit Chengalpattu
April is a good time to visit Chengalpattu, with days averaging 37.4°C and nights around 25°C (mean 31.2°C, warmer than Chengalpattu's yearly average) and low rainfall. January and February are marginally more temperate, but April still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 37.2°C | 24.8°C | 31.0°C | 37 mm | 70% | 2.9 m/s | 6.4 |
| 2024 | 37.3°C | 25.5°C | 31.4°C | 1 mm | 66% | 3.3 m/s | 7 |
| 2023 | 36.7°C | 24.4°C | 30.6°C | 19 mm | 68% | 3.1 m/s | 6.5 |
| 2022 | 36.5°C | 25.3°C | 30.9°C | 14 mm | 72% | 3 m/s | 6.7 |
| 2021 | 37.0°C | 24.7°C | 30.9°C | 24 mm | 72% | 2.9 m/s | 6.3 |
| 2020 | 35.8°C | 25.4°C | 30.6°C | 41 mm | 69% | 3.2 m/s | 6.5 |
| 2019 | 37.7°C | 25.6°C | 31.6°C | 7 mm | 66% | 3.5 m/s | 6.8 |
| 2018 | 36.3°C | 25.6°C | 31.0°C | 8 mm | 69% | 3.6 m/s | 6.6 |
| 2017 | 38.2°C | 25.5°C | 31.8°C | 3 mm | 67% | 3.8 m/s | 6.6 |
| 2016 | 37.9°C | 25.4°C | 31.6°C | 2 mm | 69% | 4 m/s | 6.9 |
| 2015 | 36.7°C | 24.7°C | 30.7°C | 74 mm | 72% | 3.4 m/s | 6.4 |
| 2014 | 36.8°C | 24.9°C | 30.8°C | 2 mm | 67% | 3.4 m/s | 6.7 |
| 2013 | 37.3°C | 25.5°C | 31.4°C | 9 mm | 68% | 3.8 m/s | 6.5 |
| 2012 | 36.3°C | 25.0°C | 30.6°C | 17 mm | 69% | 3.4 m/s | 6.7 |
| 2011 | 35.6°C | 25.2°C | 30.4°C | 60 mm | 71% | 3.2 m/s | 6.5 |
| 2010 | 36.6°C | 26.2°C | 31.4°C | 17 mm | 70% | 3.9 m/s | 6.6 |
| 2009 | 36.8°C | 24.6°C | 30.7°C | 13 mm | 69% | 3.4 m/s | 6.6 |
| 2008 | 36.5°C | 24.0°C | 30.2°C | 10 mm | 75% | 2.8 m/s | 6.8 |
| 2007 | 35.5°C | 25.2°C | 30.4°C | 16 mm | 70% | 3.3 m/s | 6.8 |
| 2006 | 39.2°C | 24.9°C | 32.1°C | 20 mm | 68% | 3.2 m/s | 6.6 |
| 2005 🌧️ | 35.4°C | 25.0°C | 30.2°C | 161 mm | 79% | 2.9 m/s | 5.9 |
| 2004 | 38.6°C | 26.0°C | 32.3°C | 13 mm | 67% | 3.8 m/s | 6.6 |
| 2003 | 37.1°C | 26.0°C | 31.6°C | 6 mm | 66% | 3.7 m/s | 6.6 |
| 2002 | 36.7°C | 25.8°C | 31.3°C | 2 mm | 67% | 3.6 m/s | 7 |
| 2001 | 36.3°C | 25.0°C | 30.6°C | 78 mm | 72% | 3.3 m/s | 6.4 |
| 2000 | 40.1°C | 25.3°C | 32.7°C | 25 mm | 70% | 3.6 m/s | 6.9 |
| 1999 | 40.0°C | 24.0°C | 32.0°C | 67 mm | 66% | 3.1 m/s | 6.6 |
| 1998 | 37.2°C | 24.5°C | 30.9°C | 5 mm | 67% | 3.9 m/s | 6.3 |
| 1997 | 35.4°C | 25.2°C | 30.3°C | 32 mm | 67% | 3.3 m/s | 6.2 |
| 1996 | 37.9°C | 25.2°C | 31.6°C | 42 mm | 70% | 3.4 m/s | 5.8 |
| 1995 | 36.8°C | 25.2°C | 31.0°C | 6 mm | 66% | 3.4 m/s | 6.6 |
| 1994 | 36.7°C | 25.1°C | 30.9°C | 6 mm | 67% | 3.8 m/s | 6.4 |
| 1993 | 36.5°C | 24.7°C | 30.6°C | 4 mm | 65% | 3.8 m/s | 6.8 |
| 1992 | 37.9°C | 23.9°C | 30.9°C | 5 mm | 66% | 3.7 m/s | 6.4 |
| 1991 | 40.1°C | 26.1°C | 33.1°C | 4 mm | 65% | 3.7 m/s | 6.5 |
| 1990 🔥 | 40.5°C | 26.2°C | 33.3°C | 8 mm | 66% | 4 m/s | 6.3 |
| 1989 | 39.1°C | 23.1°C | 31.1°C | 2 mm | 66% | 3.9 m/s | 6.6 |
| 1988 | 36.6°C | 25.3°C | 31.0°C | 44 mm | 68% | 3.3 m/s | 6.1 |
| 1987 | 39.2°C | 24.4°C | 31.8°C | 11 mm | 66% | 4.3 m/s | 6.5 |
| 1986 ❄️ | 35.6°C | 24.5°C | 30.1°C | 6 mm | 69% | 3.9 m/s | 6.9 |
| 1985 | 39.3°C | 25.3°C | 32.3°C | 15 mm | 66% | 4.1 m/s | 6.9 |
| 1984 | 38.6°C | 24.7°C | 31.6°C | 16 mm | 72% | 3.2 m/s | 6.2 |
| 1983 | 37.5°C | 24.6°C | 31.0°C | 2 mm | 66% | 4.4 m/s | — |
| 1982 | 37.5°C | 24.9°C | 31.2°C | 14 mm | 67% | 3.8 m/s | — |
| 1981 | 38.6°C | 23.5°C | 31.0°C | 4 mm | 65% | 4 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 37.4°C with lows near 25°C (mean 31.2°C), based on 45 years of NASA POWER data.
April averages 22 mm of rainfall in Chengalpattu, one of the drier months. The wettest on record was 161 mm in 2005.
The hottest April reached 40.5°C in 1990. The coldest dipped to 23.1°C in 1989.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have fallen by about 0.4°C. Daytime highs moved from 38.3°C to 36.9°C and overnight lows from 24.6°C to 24.9°C over the same span.
April is one of the warmer months of the year in Chengalpattu and one of the drier months, so plan for around 37.4°C daytime highs and 25°C at night.
Not quite — April is the 10th coolest month in Chengalpattu, averaging 31.2°C.
For April in Chengalpattu, pack light, breathable clothing and sun protection, with typical highs of 37.4°C and lows of 25°C.
Relative humidity in April averages 69% — moderately humid.
Average wind speed in April is 3.5 m/s. The windiest April on record averaged 4.4 m/s (1983).
The wettest April on record was 2005 with 161 mm. On average, April sees 22 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 April, 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 April specifically, along with year-by-year records and how the month has changed over the decades.
