April is one of the warmer months of the year in Kallakurichi, with average highs near 41.5°C and lows around 21.8°C (mean 31.7°C). It is one of the drier months, averaging 33 mm of rainfall and 55% relative humidity across the period.
April is one of the warmer months of the year in Kallakurichi. Across 45 years of records, the warmest April in Kallakurichi was 2016 — when the month averaged 33.3°C — while the coldest was 1994 at 30.1°C. Typical April days reach 41.5°C with nights near 21.8°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 | 31.6°C | 31.6°C | 31.6°C | 31.9°C | 31.5°C | -0.1°C |
| Avg High | 42.0°C | 41.8°C | 41.3°C | 41.4°C | 40.9°C | -1.1°C |
| Avg Low | 21.2°C | 21.4°C | 22.0°C | 22.3°C | 22.1°C | +0.9°C |
| Avg Rain | 21 mm | 35 mm | 43 mm | 35 mm | 29 mm | +8 mm |
April temperatures in Kallakurichi have stayed relatively stable across the record.
April has ranged from a record low of 19.7°C (1999) to a record high of 43.9°C (2016).
Rainfall in April is one of the drier months, averaging 33 mm, with a wettest year of 123 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.3°C per decade while lows rose 0.3°C per decade, narrowing the gap between day and night.
A quieter season to visit Kallakurichi
If your dates are flexible, the more temperate months of January and December tend to be the most comfortable for visiting Kallakurichi. That said, April — with days averaging 41.5°C and nights around 21.8°C (mean 31.7°C) and moderate rainfall (33 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 38.9°C | 21.8°C | 30.3°C | 40 mm | 60% | 1.8 m/s | 6.2 |
| 2024 | 42.7°C | 23.1°C | 32.9°C | 1 mm | 51% | 2.5 m/s | 6.9 |
| 2023 | 41.5°C | 21.7°C | 31.6°C | 18 mm | 55% | 2.3 m/s | 6.4 |
| 2022 | 39.2°C | 22.7°C | 30.9°C | 54 mm | 64% | 1.9 m/s | 6.3 |
| 2021 | 42.1°C | 21.5°C | 31.8°C | 39 mm | 60% | 1.9 m/s | 6.1 |
| 2020 | 41.0°C | 21.8°C | 31.4°C | 20 mm | 56% | 2.3 m/s | 6.4 |
| 2019 | 41.4°C | 22.0°C | 31.7°C | 21 mm | 51% | 2.2 m/s | 6.7 |
| 2018 | 40.9°C | 22.4°C | 31.6°C | 17 mm | 57% | 2.4 m/s | 6.3 |
| 2017 | 42.6°C | 21.8°C | 32.2°C | 11 mm | 49% | 2.2 m/s | 6.4 |
| 2016 🔥 | 43.9°C | 22.7°C | 33.3°C | 2 mm | 51% | 2.5 m/s | 6.8 |
| 2015 | 40.1°C | 22.3°C | 31.2°C | 114 mm | 64% | 2 m/s | 6.3 |
| 2014 | 40.9°C | 21.3°C | 31.1°C | 2 mm | 51% | 2.2 m/s | 6.6 |
| 2013 | 41.4°C | 23.8°C | 32.6°C | 9 mm | 52% | 2.5 m/s | 6.4 |
| 2012 | 41.0°C | 22.1°C | 31.6°C | 43 mm | 57% | 2.2 m/s | 6.6 |
| 2011 | 40.2°C | 21.3°C | 30.8°C | 90 mm | 61% | 2.2 m/s | 6.3 |
| 2010 | 41.9°C | 23.6°C | 32.8°C | 40 mm | 54% | 2.3 m/s | 6.4 |
| 2009 | 40.9°C | 21.6°C | 31.2°C | 32 mm | 57% | 2 m/s | 6.4 |
| 2008 | 40.2°C | 20.3°C | 30.2°C | 14 mm | 67% | 1.9 m/s | 6.6 |
| 2007 | 40.2°C | 21.9°C | 31.1°C | 45 mm | 60% | 2.1 m/s | 6.6 |
| 2006 | 42.6°C | 21.0°C | 31.8°C | 26 mm | 54% | 2 m/s | 6.5 |
| 2005 🌧️ | 40.3°C | 21.4°C | 30.9°C | 123 mm | 73% | 1.7 m/s | 5.8 |
| 2004 | 42.8°C | 23.4°C | 33.1°C | 15 mm | 52% | 2.2 m/s | 6.4 |
| 2003 | 41.3°C | 22.7°C | 32.0°C | 27 mm | 52% | 2.3 m/s | 6.5 |
| 2002 | 41.8°C | 22.9°C | 32.3°C | 4 mm | 51% | 2.4 m/s | 7 |
| 2001 | 39.5°C | 21.8°C | 30.6°C | 120 mm | 65% | 1.9 m/s | 6.3 |
| 2000 | 43.3°C | 22.5°C | 32.9°C | 25 mm | 54% | 2 m/s | 6.7 |
| 1999 | 42.2°C | 19.7°C | 30.9°C | 49 mm | 54% | 2.4 m/s | 6.5 |
| 1998 | 43.6°C | 22.4°C | 33.0°C | 12 mm | 51% | 2.5 m/s | 6.3 |
| 1997 | 39.7°C | 20.9°C | 30.3°C | 46 mm | 57% | 1.9 m/s | 6.1 |
| 1996 | 40.7°C | 21.8°C | 31.3°C | 121 mm | 66% | 1.9 m/s | 6.1 |
| 1995 | 41.2°C | 22.2°C | 31.7°C | 5 mm | 53% | 2.4 m/s | 6.5 |
| 1994 ❄️ | 40.1°C | 20.1°C | 30.1°C | 81 mm | 62% | 1.9 m/s | 6.2 |
| 1993 | 41.6°C | 20.6°C | 31.1°C | 12 mm | 51% | 2.4 m/s | 6.7 |
| 1992 | 42.8°C | 20.3°C | 31.6°C | 5 mm | 48% | 2.4 m/s | 6.5 |
| 1991 | 42.8°C | 22.6°C | 32.7°C | 6 mm | 49% | 2.4 m/s | 6.5 |
| 1990 | 42.9°C | 23.1°C | 33.0°C | 12 mm | 49% | 2.4 m/s | 6.4 |
| 1989 | 42.5°C | 20.1°C | 31.3°C | 10 mm | 48% | 2.2 m/s | 6.5 |
| 1988 | 40.3°C | 22.3°C | 31.3°C | 53 mm | 60% | 2 m/s | 6.1 |
| 1987 | 42.6°C | 20.4°C | 31.5°C | 17 mm | 51% | 2.5 m/s | 6.3 |
| 1986 | 41.1°C | 22.2°C | 31.6°C | 3 mm | 52% | 2.5 m/s | 6.9 |
| 1985 | 43.5°C | 22.3°C | 32.9°C | 25 mm | 51% | 2.3 m/s | 6.7 |
| 1984 | 41.5°C | 20.7°C | 31.1°C | 40 mm | 65% | 1.9 m/s | 5.9 |
| 1983 | 42.2°C | 21.0°C | 31.6°C | 0 mm | 48% | 2.6 m/s | — |
| 1982 | 41.5°C | 21.5°C | 31.5°C | 25 mm | 53% | 2.2 m/s | — |
| 1981 | 42.5°C | 20.0°C | 31.2°C | 14 mm | 51% | 2.3 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 41.5°C with lows near 21.8°C (mean 31.7°C), based on 45 years of NASA POWER data.
April averages 33 mm of rainfall in Kallakurichi, one of the drier months. The wettest on record was 123 mm in 2005.
The hottest April reached 43.9°C in 2016. The coldest dipped to 19.7°C in 1999.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have fallen by about 0.2°C. Daytime highs moved from 42.2°C to 40.9°C and overnight lows from 21.1°C to 22.2°C over the same span.
April is one of the warmer months of the year in Kallakurichi and one of the drier months, so plan for around 41.5°C daytime highs and 21.8°C at night.
Not quite — April is the 11th coolest month in Kallakurichi, averaging 31.7°C.
For April in Kallakurichi, pack light, breathable clothing and sun protection, with typical highs of 41.5°C and lows of 21.8°C.
Relative humidity in April averages 55% — moderately humid.
Average wind speed in April is 2.2 m/s. The windiest April on record averaged 2.6 m/s (1983).
The wettest April on record was 2005 with 123 mm. On average, April sees 33 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 Kallakurichi 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.
