April is one of the warmer months of the year in Tiruvannamalai, with average highs near 38.2°C and lows around 25.5°C (mean 31.9°C). It is one of the drier months, averaging 25 mm of rainfall and 60% relative humidity across the period.
April is one of the warmer months of the year in Tiruvannamalai. Across 45 years of records, the warmest April in Tiruvannamalai was 2017 — when the month averaged 33.4°C — while the coldest was 2005 at 29.3°C. Typical April days reach 38.2°C with nights near 25.5°C. The long-term April temperature trend is broadly flat.
April is one of the drier months in Tiruvannamalai, averaging 25 mm of rainfall. The wettest April on record was 2005 with 154 mm, while the driest was 1983 at 1 mm.
Relative humidity in Tiruvannamalai during April averages 60%. The most humid April was 2005 at 76%, and the least humid was 1989 at 54%.
April receives about 6.5 kWh/m²/day of solar energy in Tiruvannamalai. The sunniest Aprils were 2002 and 2024 at 7 kWh/m²/day, and the cloudiest was 1996 at 5.8.
Average wind speed in Tiruvannamalai during April is 2.5 m/s. The windiest April was 1983 at 3.1 m/s, while the calmest were 2005 and 2008 at 2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 32.1°C | 32.0°C | 31.3°C | 32.1°C | 31.7°C | -0.4°C |
| Avg High | 38.8°C | 38.5°C | 37.3°C | 38.3°C | 37.8°C | -1°C |
| Avg Low | 25.4°C | 25.4°C | 25.3°C | 25.9°C | 25.6°C | +0.2°C |
| Avg Rain | 13 mm | 22 mm | 40 mm | 24 mm | 23 mm | +11 mm |
April temperatures in Tiruvannamalai have fallen by about 0.5°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 20.9°C (1989) to a record high of 43.8°C (2006).
Rainfall in April is one of the drier months, averaging 25 mm, with a wettest year of 154 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.2°C per decade while lows rose 0.1°C per decade, narrowing the gap between day and night.
A quieter season to visit Tiruvannamalai
If your dates are flexible, the more temperate months of January and February tend to be the most comfortable for visiting Tiruvannamalai. That said, April — with days averaging 38.2°C and nights around 25.5°C (mean 31.9°C) and low rainfall (25 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 | 37.3°C | 31.4°C | 25.6°C | 39.6°C | 23.4°C | 34 mm | 64% | 2.1 m/s | 6.4 |
| 2024 | 40.1°C | 32.9°C | 25.7°C | 42.1°C | 23.6°C | 1 mm | 58% | 2.5 m/s | 7 |
| 2023 | 37.9°C | 31.5°C | 25.1°C | 41.5°C | 22.7°C | 21 mm | 61% | 2.4 m/s | 6.5 |
| 2022 | 36.6°C | 31.0°C | 25.5°C | 40.1°C | 24.2°C | 31 mm | 67% | 2.2 m/s | 6.7 |
| 2021 | 37.2°C | 31.4°C | 25.7°C | 41.5°C | 22.5°C | 26 mm | 64% | 2.1 m/s | 6.3 |
| 2020 | 37.9°C | 31.8°C | 25.7°C | 40.1°C | 23.6°C | 27 mm | 62% | 2.4 m/s | 6.5 |
| 2019 | 39.4°C | 32.5°C | 25.6°C | 41.8°C | 23.3°C | 10 mm | 57% | 2.5 m/s | 6.8 |
| 2018 | 38.1°C | 31.9°C | 25.8°C | 40.5°C | 23.8°C | 9 mm | 62% | 2.6 m/s | 6.6 |
| 2017 🔥 | 40.4°C | 33.4°C | 26.3°C | 43.0°C | 23.2°C | 5 mm | 54% | 2.6 m/s | 6.6 |
| 2016 | 39.7°C | 33.1°C | 26.5°C | 43.2°C | 23.1°C | 2 mm | 59% | 2.8 m/s | 6.9 |
| 2015 | 36.1°C | 30.7°C | 25.2°C | 40.8°C | 23.5°C | 74 mm | 66% | 2.4 m/s | 6.4 |
| 2014 | 38.8°C | 32.1°C | 25.5°C | 40.7°C | 22.4°C | 1 mm | 57% | 2.5 m/s | 6.7 |
| 2013 | 38.9°C | 32.9°C | 26.8°C | 41.1°C | 24.4°C | 8 mm | 58% | 2.8 m/s | 6.5 |
| 2012 | 37.6°C | 31.5°C | 25.5°C | 40.7°C | 23.0°C | 24 mm | 62% | 2.4 m/s | 6.7 |
| 2011 | 35.8°C | 30.3°C | 24.9°C | 40.0°C | 23.0°C | 75 mm | 66% | 2.3 m/s | 6.5 |
| 2010 | 38.4°C | 32.5°C | 26.7°C | 41.1°C | 24.8°C | 30 mm | 60% | 2.7 m/s | 6.6 |
| 2009 | 37.5°C | 31.3°C | 25.1°C | 41.0°C | 22.5°C | 29 mm | 63% | 2.3 m/s | 6.6 |
| 2008 | 35.4°C | 29.6°C | 23.7°C | 40.6°C | 22.2°C | 11 mm | 71% | 2 m/s | 6.8 |
| 2007 | 37.0°C | 31.1°C | 25.2°C | 39.6°C | 23.5°C | 29 mm | 64% | 2.3 m/s | 6.8 |
| 2006 | 38.5°C | 31.9°C | 25.3°C | 43.8°C | 22.5°C | 21 mm | 59% | 2.3 m/s | 6.6 |
| 2005 ❄️ 🌧️ | 33.8°C | 29.3°C | 24.7°C | 39.1°C | 22.8°C | 154 mm | 76% | 2 m/s | 5.9 |
| 2004 | 38.8°C | 32.6°C | 26.5°C | 43.4°C | 24.3°C | 11 mm | 56% | 2.7 m/s | 6.6 |
| 2003 | 38.8°C | 32.4°C | 26.0°C | 41.0°C | 23.8°C | 14 mm | 56% | 2.6 m/s | 6.6 |
| 2002 | 39.5°C | 32.7°C | 26.0°C | 41.2°C | 24.0°C | 2 mm | 57% | 2.7 m/s | 7 |
| 2001 | 35.8°C | 30.4°C | 25.0°C | 39.1°C | 23.3°C | 89 mm | 67% | 2.2 m/s | 6.4 |
| 2000 | 38.1°C | 32.0°C | 25.8°C | 43.5°C | 23.5°C | 37 mm | 61% | 2.3 m/s | 6.9 |
| 1999 | 38.2°C | 32.0°C | 25.7°C | 43.4°C | 21.2°C | 53 mm | 58% | 2.4 m/s | 6.6 |
| 1998 | 39.5°C | 32.8°C | 26.1°C | 42.6°C | 23.0°C | 7 mm | 57% | 2.8 m/s | 6.3 |
| 1997 | 37.1°C | 30.9°C | 24.6°C | 38.9°C | 22.4°C | 38 mm | 61% | 2.3 m/s | 6.2 |
| 1996 | 36.2°C | 30.6°C | 25.1°C | 40.9°C | 23.5°C | 72 mm | 66% | 2.3 m/s | 5.8 |
| 1995 | 38.3°C | 32.0°C | 25.7°C | 40.5°C | 22.7°C | 4 mm | 58% | 2.6 m/s | 6.6 |
| 1994 | 37.6°C | 31.4°C | 25.2°C | 41.1°C | 22.7°C | 25 mm | 60% | 2.6 m/s | 6.4 |
| 1993 | 39.1°C | 32.0°C | 24.9°C | 40.9°C | 22.4°C | 7 mm | 57% | 2.7 m/s | 6.8 |
| 1992 | 39.4°C | 32.1°C | 24.7°C | 42.9°C | 21.4°C | 4 mm | 55% | 2.7 m/s | 6.4 |
| 1991 | 39.1°C | 32.5°C | 25.9°C | 43.5°C | 23.7°C | 3 mm | 55% | 2.6 m/s | 6.5 |
| 1990 | 40.1°C | 33.2°C | 26.3°C | 43.4°C | 24.3°C | 6 mm | 55% | 2.8 m/s | 6.3 |
| 1989 | 39.8°C | 32.4°C | 25.1°C | 43.5°C | 20.9°C | 3 mm | 54% | 2.6 m/s | 6.6 |
| 1988 | 37.0°C | 31.4°C | 25.7°C | 40.1°C | 24.0°C | 44 mm | 62% | 2.4 m/s | 6.1 |
| 1987 | 39.4°C | 32.6°C | 25.7°C | 43.6°C | 22.1°C | 12 mm | 55% | 3 m/s | 6.5 |
| 1986 | 38.4°C | 31.7°C | 25.0°C | 40.2°C | 22.8°C | 5 mm | 60% | 2.8 m/s | 6.9 |
| 1985 | 39.5°C | 32.8°C | 26.0°C | 43.7°C | 23.6°C | 11 mm | 54% | 2.7 m/s | 6.9 |
| 1984 | 36.2°C | 30.4°C | 24.6°C | 42.4°C | 22.9°C | 20 mm | 66% | 2.3 m/s | 6.2 |
| 1983 | 40.0°C | 32.6°C | 25.2°C | 42.3°C | 21.8°C | 1 mm | 55% | 3.1 m/s | — |
| 1982 | 38.7°C | 32.1°C | 25.5°C | 42.2°C | 22.7°C | 14 mm | 58% | 2.7 m/s | — |
| 1981 | 39.8°C | 32.6°C | 25.4°C | 43.4°C | 21.3°C | 5 mm | 55% | 2.7 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 38.2°C with lows near 25.5°C (mean 31.9°C), based on 45 years of NASA POWER data.
April averages 25 mm of rainfall in Tiruvannamalai, one of the drier months. The wettest on record was 154 mm in 2005.
The hottest April reached 43.8°C in 2006. The coldest dipped to 20.9°C in 1989.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have fallen by about 0.5°C — but days and nights have moved in opposite directions. Overnight lows rose from 25.3°C to 25.5°C while daytime highs eased from 38.8°C to 37.8°C, narrowing the gap between day and night.
April is one of the warmer months of the year in Tiruvannamalai and one of the drier months, so plan for around 38.2°C daytime highs and 25.5°C at night.
Not quite — April is the 11th coolest month in Tiruvannamalai, averaging 31.9°C.
For April in Tiruvannamalai, pack light, breathable clothing and sun protection, with typical highs of 38.2°C and lows of 25.5°C.
Relative humidity in April averages 60% — moderately humid.
Average wind speed in April is 2.5 m/s. The windiest April on record averaged 3.1 m/s (1983).
The wettest April on record was 2005 with 154 mm. On average, April sees 25 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 Tiruvannamalai 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.
