April is one of the warmer months of the year in Kallakurichi, with average highs near 38.3°C and lows around 24.3°C (mean 31.3°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 33.1°C — while the coldest was 2005 at 28.8°C. Typical April days reach 38.3°C with nights near 24.3°C. The long-term April temperature trend is broadly flat.
April is one of the drier months in Kallakurichi, averaging 33 mm of rainfall. The wettest April on record was 2005 with 123 mm, while the driest was 1983 at 0 mm.
Relative humidity in Kallakurichi during April averages 55%. The most humid April was 2005 at 73%, and the least humid was 1989 at 48%.
April receives about 6.4 kWh/m²/day of solar energy in Kallakurichi. The sunniest April was 2002 at 7 kWh/m²/day, and the cloudiest was 2005 at 5.8.
Average wind speed in Kallakurichi during April is 2.2 m/s. The windiest April was 1983 at 2.6 m/s, while the calmest was 2005 at 1.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 31.5°C | 31.4°C | 30.8°C | 31.7°C | 31.3°C | -0.2°C |
| Avg High | 38.8°C | 38.5°C | 37.4°C | 38.6°C | 38.1°C | -0.7°C |
| Avg Low | 24.1°C | 24.2°C | 24.1°C | 24.9°C | 24.4°C | +0.3°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 0.1°C per decade while lows rose 0.1°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 38.3°C and nights around 24.3°C (mean 31.3°C) and moderate rainfall (33 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 37.1°C | 30.7°C | 24.2°C | 38.9°C | 21.8°C | 40 mm | 60% | 1.8 m/s | 6.2 |
| 2024 | 40.9°C | 32.9°C | 24.9°C | 42.7°C | 23.1°C | 1 mm | 51% | 2.5 m/s | 6.9 |
| 2023 | 38.4°C | 31.2°C | 24.1°C | 41.5°C | 21.7°C | 18 mm | 55% | 2.3 m/s | 6.4 |
| 2022 | 36.5°C | 30.3°C | 24.0°C | 39.2°C | 22.7°C | 54 mm | 64% | 1.9 m/s | 6.3 |
| 2021 | 37.2°C | 30.9°C | 24.5°C | 42.1°C | 21.5°C | 39 mm | 60% | 1.9 m/s | 6.1 |
| 2020 | 38.6°C | 31.5°C | 24.5°C | 41.0°C | 21.8°C | 20 mm | 56% | 2.3 m/s | 6.4 |
| 2019 | 39.6°C | 32.0°C | 24.4°C | 41.4°C | 22.0°C | 21 mm | 51% | 2.2 m/s | 6.7 |
| 2018 | 38.6°C | 31.6°C | 24.7°C | 40.9°C | 22.4°C | 17 mm | 57% | 2.4 m/s | 6.3 |
| 2017 | 40.4°C | 32.9°C | 25.3°C | 42.6°C | 21.8°C | 11 mm | 49% | 2.2 m/s | 6.4 |
| 2016 🔥 | 40.3°C | 33.1°C | 25.9°C | 43.9°C | 22.7°C | 2 mm | 51% | 2.5 m/s | 6.8 |
| 2015 | 35.8°C | 29.9°C | 24.0°C | 40.1°C | 22.3°C | 114 mm | 64% | 2 m/s | 6.3 |
| 2014 | 39.2°C | 31.8°C | 24.4°C | 40.9°C | 21.3°C | 2 mm | 51% | 2.2 m/s | 6.6 |
| 2013 | 39.2°C | 32.5°C | 25.9°C | 41.4°C | 23.8°C | 9 mm | 52% | 2.5 m/s | 6.4 |
| 2012 | 37.6°C | 31.0°C | 24.4°C | 41.0°C | 22.1°C | 43 mm | 57% | 2.2 m/s | 6.6 |
| 2011 | 36.3°C | 30.1°C | 23.8°C | 40.2°C | 21.3°C | 90 mm | 61% | 2.2 m/s | 6.3 |
| 2010 | 38.8°C | 32.3°C | 25.8°C | 41.9°C | 23.6°C | 40 mm | 54% | 2.3 m/s | 6.4 |
| 2009 | 37.9°C | 31.0°C | 24.0°C | 40.9°C | 21.6°C | 32 mm | 57% | 2 m/s | 6.4 |
| 2008 | 35.7°C | 29.1°C | 22.4°C | 40.2°C | 20.3°C | 14 mm | 67% | 1.9 m/s | 6.6 |
| 2007 | 37.4°C | 30.7°C | 24.0°C | 40.2°C | 21.9°C | 45 mm | 60% | 2.1 m/s | 6.6 |
| 2006 | 38.3°C | 31.2°C | 24.1°C | 42.6°C | 21.0°C | 26 mm | 54% | 2 m/s | 6.5 |
| 2005 ❄️ 🌧️ | 34.0°C | 28.8°C | 23.5°C | 40.3°C | 21.4°C | 123 mm | 73% | 1.7 m/s | 5.8 |
| 2004 | 38.6°C | 32.0°C | 25.4°C | 42.8°C | 23.4°C | 15 mm | 52% | 2.2 m/s | 6.4 |
| 2003 | 38.7°C | 31.7°C | 24.7°C | 41.3°C | 22.7°C | 27 mm | 52% | 2.3 m/s | 6.5 |
| 2002 | 40.0°C | 32.4°C | 24.8°C | 41.8°C | 22.9°C | 4 mm | 51% | 2.4 m/s | 7 |
| 2001 | 35.2°C | 29.4°C | 23.6°C | 39.5°C | 21.8°C | 120 mm | 65% | 1.9 m/s | 6.3 |
| 2000 | 38.5°C | 31.6°C | 24.8°C | 43.3°C | 22.5°C | 25 mm | 54% | 2 m/s | 6.7 |
| 1999 | 37.9°C | 31.1°C | 24.3°C | 42.2°C | 19.7°C | 49 mm | 54% | 2.4 m/s | 6.5 |
| 1998 | 40.2°C | 32.7°C | 25.1°C | 43.6°C | 22.4°C | 12 mm | 51% | 2.5 m/s | 6.3 |
| 1997 | 37.1°C | 30.2°C | 23.3°C | 39.7°C | 20.9°C | 46 mm | 57% | 1.9 m/s | 6.1 |
| 1996 | 35.3°C | 29.4°C | 23.5°C | 40.7°C | 21.8°C | 121 mm | 66% | 1.9 m/s | 6.1 |
| 1995 | 38.5°C | 31.6°C | 24.6°C | 41.2°C | 22.2°C | 5 mm | 53% | 2.4 m/s | 6.5 |
| 1994 | 36.5°C | 30.0°C | 23.5°C | 40.1°C | 20.1°C | 81 mm | 62% | 1.9 m/s | 6.2 |
| 1993 | 39.5°C | 31.7°C | 23.8°C | 41.6°C | 20.6°C | 12 mm | 51% | 2.4 m/s | 6.7 |
| 1992 | 40.0°C | 32.0°C | 23.9°C | 42.8°C | 20.3°C | 5 mm | 48% | 2.4 m/s | 6.5 |
| 1991 | 39.5°C | 32.2°C | 25.0°C | 42.8°C | 22.6°C | 6 mm | 49% | 2.4 m/s | 6.5 |
| 1990 | 40.4°C | 32.7°C | 25.0°C | 42.9°C | 23.1°C | 12 mm | 49% | 2.4 m/s | 6.4 |
| 1989 | 39.7°C | 31.8°C | 23.9°C | 42.5°C | 20.1°C | 10 mm | 48% | 2.2 m/s | 6.5 |
| 1988 | 36.8°C | 30.5°C | 24.2°C | 40.3°C | 22.3°C | 53 mm | 60% | 2 m/s | 6.1 |
| 1987 | 39.3°C | 31.9°C | 24.4°C | 42.6°C | 20.4°C | 17 mm | 51% | 2.5 m/s | 6.3 |
| 1986 | 39.3°C | 31.8°C | 24.3°C | 41.1°C | 22.2°C | 3 mm | 52% | 2.5 m/s | 6.9 |
| 1985 | 39.3°C | 32.1°C | 24.8°C | 43.5°C | 22.3°C | 25 mm | 51% | 2.3 m/s | 6.7 |
| 1984 | 35.8°C | 29.4°C | 23.1°C | 41.5°C | 20.7°C | 40 mm | 65% | 1.9 m/s | 5.9 |
| 1983 | 40.5°C | 32.3°C | 24.1°C | 42.2°C | 21.0°C | 0 mm | 48% | 2.6 m/s | — |
| 1982 | 38.8°C | 31.6°C | 24.4°C | 41.5°C | 21.5°C | 25 mm | 53% | 2.2 m/s | — |
| 1981 | 39.5°C | 31.8°C | 24.1°C | 42.5°C | 20.0°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 38.3°C with lows near 24.3°C (mean 31.3°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 — but days and nights have moved in opposite directions. Overnight lows rose from 24.1°C to 24.3°C while daytime highs eased from 38.8°C to 38°C, narrowing the gap between day and night.
April is one of the warmer months of the year in Kallakurichi and one of the drier months, so plan for around 38.3°C daytime highs and 24.3°C at night.
Not quite — April is the 12th coolest month in Kallakurichi, averaging 31.3°C.
For April in Kallakurichi, pack light, breathable clothing and sun protection, with typical highs of 38.3°C and lows of 24.3°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.
