April is one of the warmer months of the year in Sivaganga, with average highs near 36.7°C and lows around 26.2°C (mean 31.5°C). It is one of the drier months, averaging 50 mm of rainfall and 62% relative humidity across the period.
April is one of the warmer months of the year in Sivaganga. Across 45 years of records, the warmest Aprils in Sivaganga were 1998 and 2017 — when the month averaged 33.4°C — while the coldest was 1984 at 28.5°C. Typical April days reach 36.7°C with nights near 26.2°C. The long-term April temperature trend is broadly flat.
April is one of the drier months in Sivaganga, averaging 50 mm of rainfall. The wettest April on record was 1996 with 184 mm, while the driest was 2017 at 2 mm.
Relative humidity in Sivaganga during April averages 62%. The most humid April was 2005 at 77%, and the least humid was 1990 at 55%.
April receives about 6.2 kWh/m²/day of solar energy in Sivaganga. The sunniest Aprils were 1986, 2016 and 2017 at 6.7 kWh/m²/day, and the cloudiest was 1984 at 5.5.
Average wind speed in Sivaganga during April is 2.5 m/s. The windiest April was 1998 at 3.1 m/s, while the calmest were 1996 and 2025 at 1.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 31.3°C | 31.6°C | 31.0°C | 32.0°C | 31.3°C | 0°C |
| Avg High | 36.8°C | 37.1°C | 36.0°C | 37.2°C | 36.2°C | -0.6°C |
| Avg Low | 25.8°C | 26.1°C | 25.9°C | 26.8°C | 26.4°C | +0.6°C |
| Avg Rain | 45 mm | 58 mm | 54 mm | 34 mm | 60 mm | +15 mm |
April temperatures in Sivaganga have stayed relatively stable across the record.
April has ranged from a record low of 22.4°C (1984) to a record high of 42.5°C (2016).
Rainfall in April is one of the drier months, averaging 50 mm, with a wettest year of 184 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.1°C per decade while lows rose 0.2°C per decade, narrowing the gap between day and night.
A quieter season to visit Sivaganga
If your dates are flexible, the more temperate months of January and December tend to be the most comfortable for visiting Sivaganga. That said, April — with days averaging 36.7°C and nights around 26.2°C (mean 31.5°C) and moderate rainfall (50 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 | 34.9°C | 30.5°C | 26.2°C | 37.8°C | 24.3°C | 89 mm | 69% | 1.9 m/s | 6.2 |
| 2024 | 38.9°C | 33.2°C | 27.5°C | 40.6°C | 25.9°C | 13 mm | 59% | 2.7 m/s | 6.4 |
| 2023 | 36.7°C | 31.5°C | 26.2°C | 40.3°C | 25.1°C | 62 mm | 63% | 2.6 m/s | 6.4 |
| 2022 | 34.6°C | 30.2°C | 25.7°C | 37.5°C | 24.2°C | 110 mm | 70% | 2.1 m/s | 6.1 |
| 2021 | 35.6°C | 30.9°C | 26.1°C | 39.9°C | 24.6°C | 44 mm | 66% | 2.2 m/s | 6.2 |
| 2020 | 36.7°C | 31.6°C | 26.6°C | 38.9°C | 23.7°C | 45 mm | 63% | 2.5 m/s | 6.5 |
| 2019 | 38.2°C | 32.7°C | 27.1°C | 39.7°C | 25.7°C | 15 mm | 57% | 2.6 m/s | 6.3 |
| 2018 | 36.2°C | 31.4°C | 26.6°C | 38.6°C | 25.6°C | 29 mm | 64% | 2.6 m/s | 6.3 |
| 2017 | 39.5°C | 33.4°C | 27.3°C | 41.9°C | 24.7°C | 2 mm | 56% | 2.8 m/s | 6.7 |
| 2016 | 38.7°C | 33.1°C | 27.6°C | 42.5°C | 25.7°C | 11 mm | 59% | 2.7 m/s | 6.7 |
| 2015 | 34.6°C | 30.2°C | 25.8°C | 38.5°C | 24.3°C | 120 mm | 69% | 2.1 m/s | 6.3 |
| 2014 | 37.3°C | 32.0°C | 26.6°C | 40.1°C | 24.8°C | 10 mm | 59% | 2.4 m/s | 6.3 |
| 2013 | 38.5°C | 32.9°C | 27.4°C | 41.0°C | 25.5°C | 11 mm | 58% | 3 m/s | 6.5 |
| 2012 | 36.2°C | 31.2°C | 26.2°C | 39.8°C | 24.4°C | 54 mm | 63% | 2.5 m/s | 6.2 |
| 2011 | 35.6°C | 30.7°C | 25.8°C | 39.1°C | 23.5°C | 67 mm | 63% | 2.5 m/s | 6 |
| 2010 | 37.6°C | 32.5°C | 27.4°C | 40.4°C | 26.6°C | 23 mm | 60% | 2.8 m/s | 6.1 |
| 2009 | 36.9°C | 31.5°C | 26.1°C | 39.8°C | 23.1°C | 32 mm | 62% | 2.5 m/s | 6.1 |
| 2008 | 34.3°C | 29.4°C | 24.6°C | 38.1°C | 23.1°C | 31 mm | 71% | 2.2 m/s | 6.1 |
| 2007 | 35.9°C | 31.0°C | 26.1°C | 39.0°C | 24.4°C | 41 mm | 64% | 2.3 m/s | 6.2 |
| 2006 | 37.3°C | 31.6°C | 25.8°C | 40.6°C | 23.9°C | 35 mm | 60% | 2.5 m/s | 6.4 |
| 2005 | 32.8°C | 29.0°C | 25.3°C | 38.8°C | 23.8°C | 166 mm | 77% | 2.1 m/s | 5.8 |
| 2004 | 36.9°C | 31.8°C | 26.6°C | 41.2°C | 25.7°C | 19 mm | 61% | 2.6 m/s | 6.2 |
| 2003 | 37.2°C | 31.8°C | 26.5°C | 39.7°C | 24.9°C | 39 mm | 59% | 2.6 m/s | 6.3 |
| 2002 | 37.2°C | 31.8°C | 26.3°C | 39.6°C | 25.2°C | 33 mm | 61% | 2.4 m/s | 6.2 |
| 2001 | 33.9°C | 29.7°C | 25.5°C | 38.2°C | 24.1°C | 116 mm | 70% | 2.1 m/s | 5.9 |
| 2000 | 37.8°C | 32.1°C | 26.4°C | 41.4°C | 24.6°C | 24 mm | 58% | 2.6 m/s | 6.4 |
| 1999 | 36.5°C | 31.2°C | 25.8°C | 41.5°C | 23.2°C | 71 mm | 61% | 2.6 m/s | 6.2 |
| 1998 🔥 | 39.5°C | 33.4°C | 27.3°C | 41.4°C | 25.6°C | 5 mm | 56% | 3.1 m/s | 6.1 |
| 1997 | 36.4°C | 31.0°C | 25.6°C | 38.4°C | 24.0°C | 63 mm | 61% | 2.3 m/s | 5.9 |
| 1996 🌧️ | 33.9°C | 29.7°C | 25.6°C | 39.1°C | 24.7°C | 184 mm | 71% | 1.9 m/s | 5.8 |
| 1995 | 36.0°C | 31.2°C | 26.3°C | 39.1°C | 24.1°C | 34 mm | 63% | 2.5 m/s | 5.8 |
| 1994 | 35.0°C | 30.0°C | 24.9°C | 38.5°C | 22.7°C | 163 mm | 70% | 2.2 m/s | 6 |
| 1993 | 37.7°C | 31.8°C | 25.9°C | 39.4°C | 23.0°C | 26 mm | 58% | 2.7 m/s | 6.2 |
| 1992 | 38.6°C | 32.3°C | 26.0°C | 41.4°C | 23.1°C | 12 mm | 56% | 2.9 m/s | 6.1 |
| 1991 | 38.0°C | 32.4°C | 26.9°C | 42.2°C | 24.8°C | 14 mm | 57% | 2.7 m/s | 6.2 |
| 1990 | 39.3°C | 33.2°C | 27.1°C | 41.6°C | 25.8°C | 7 mm | 55% | 2.9 m/s | 6.3 |
| 1989 | 37.9°C | 31.8°C | 25.7°C | 41.0°C | 24.0°C | 20 mm | 57% | 2.7 m/s | 6.3 |
| 1988 | 35.1°C | 30.5°C | 25.9°C | 39.1°C | 24.2°C | 85 mm | 67% | 2.3 m/s | 5.7 |
| 1987 | 37.4°C | 31.5°C | 25.7°C | 40.9°C | 23.5°C | 34 mm | 61% | 2.9 m/s | 6 |
| 1986 | 37.2°C | 31.6°C | 25.9°C | 39.6°C | 24.6°C | 22 mm | 61% | 2.9 m/s | 6.7 |
| 1985 | 37.1°C | 31.6°C | 26.2°C | 41.3°C | 24.9°C | 47 mm | 61% | 2.8 m/s | 6.5 |
| 1984 ❄️ | 32.6°C | 28.5°C | 24.3°C | 36.8°C | 22.4°C | 114 mm | 76% | 2.1 m/s | 5.5 |
| 1983 | 39.2°C | 32.7°C | 26.3°C | 41.0°C | 23.8°C | 6 mm | 55% | 3 m/s | — |
| 1982 | 37.2°C | 31.7°C | 26.2°C | 40.8°C | 23.6°C | 43 mm | 61% | 2.5 m/s | — |
| 1981 | 37.9°C | 31.9°C | 25.9°C | 40.0°C | 24.3°C | 37 mm | 61% | 2.7 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 36.7°C with lows near 26.2°C (mean 31.5°C), based on 45 years of NASA POWER data.
April averages 50 mm of rainfall in Sivaganga, one of the drier months. The wettest on record was 184 mm in 1996.
The hottest April reached 42.5°C in 2016. The coldest dipped to 22.4°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have held steady by about 0°C — but days and nights have moved in opposite directions. Overnight lows rose from 25.8°C to 26.3°C while daytime highs eased from 36.8°C to 36.1°C, narrowing the gap between day and night.
April is one of the warmer months of the year in Sivaganga and one of the drier months, so plan for around 36.7°C daytime highs and 26.2°C at night.
Not quite — April is the 12th coolest month in Sivaganga, averaging 31.5°C.
For April in Sivaganga, pack light, breathable clothing and sun protection, with typical highs of 36.7°C and lows of 26.2°C.
Relative humidity in April averages 62% — moderately humid.
Average wind speed in April is 2.5 m/s. The windiest April on record averaged 3.1 m/s (1998).
The wettest April on record was 1996 with 184 mm. On average, April sees 50 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 Sivaganga 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.
