March is one of the warmer months of the year in Tirunelveli, with average highs near 35.6°C and lows around 22.7°C (mean 29.2°C). It is one of the drier months, averaging 34 mm of rainfall and 63% relative humidity across the period.
March is one of the warmer months of the year in Tirunelveli. Across 45 years of records, the warmest March in Tirunelveli was 1998 — when the month averaged 30.7°C — while the coldest was 1984 at 25.6°C. Typical March days reach 35.6°C with nights near 22.7°C. The long-term March temperature trend is broadly flat.
March is one of the drier months in Tirunelveli, averaging 34 mm of rainfall. The wettest March on record was 2008 with 247 mm, while the driest were 1983 and 1992 at 0 mm.
Relative humidity in Tirunelveli during March averages 63%. The most humid March was 2008 at 79%, and the least humid was 1992 at 53%.
March receives about 6.2 kWh/m²/day of solar energy in Tirunelveli. The sunniest March was 1992 at 6.9 kWh/m²/day, and the cloudiest was 2008 at 4.8.
Average wind speed in Tirunelveli during March is 2.1 m/s. The windiest Marchs were 2014 and 2023 at 2.5 m/s, while the calmest was 1984 at 1.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 28.8°C | 29.4°C | 28.8°C | 29.4°C | 29.1°C | +0.3°C |
| Avg High | 35.3°C | 36.5°C | 35.0°C | 35.7°C | 35.3°C | 0°C |
| Avg Low | 22.4°C | 22.4°C | 22.7°C | 23.1°C | 22.9°C | +0.5°C |
| Avg Rain | 37 mm | 11 mm | 57 mm | 29 mm | 33 mm | -4 mm |
March temperatures in Tirunelveli have stayed relatively stable across the record.
March has ranged from a record low of 15.8°C (1994) to a record high of 40.2°C (1983).
Rainfall in March is one of the drier months, averaging 34 mm, with a wettest year of 247 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 good time to visit Tirunelveli
March is a good time to visit Tirunelveli, with days averaging 35.6°C and nights around 22.7°C (mean 29.2°C, warmer than Tirunelveli's yearly average) and moderate rainfall. January and December are marginally more temperate, but March still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 34.4°C | 28.7°C | 23.0°C | 36.7°C | 19.8°C | 87 mm | 71% | 1.8 m/s | 5.8 |
| 2024 | 36.9°C | 29.8°C | 22.6°C | 39.2°C | 20.3°C | 24 mm | 61% | 2.2 m/s | 6.5 |
| 2023 | 35.4°C | 29.4°C | 23.4°C | 39.1°C | 19.8°C | 18 mm | 64% | 2.5 m/s | 5.9 |
| 2022 | 35.6°C | 29.2°C | 22.8°C | 37.8°C | 19.2°C | 27 mm | 64% | 2.2 m/s | 6.1 |
| 2021 | 32.9°C | 27.3°C | 21.8°C | 36.9°C | 17.7°C | 37 mm | 73% | 2 m/s | 6.2 |
| 2020 | 36.7°C | 30.2°C | 23.8°C | 38.7°C | 21.9°C | 7 mm | 60% | 2.2 m/s | 6.1 |
| 2019 | 37.5°C | 30.6°C | 23.6°C | 39.3°C | 20.7°C | 5 mm | 57% | 2.2 m/s | 6.5 |
| 2018 | 34.8°C | 28.9°C | 23.0°C | 37.7°C | 19.7°C | 36 mm | 66% | 2.2 m/s | 6 |
| 2017 | 35.0°C | 29.0°C | 23.1°C | 38.4°C | 20.7°C | 40 mm | 65% | 1.9 m/s | 5.8 |
| 2016 | 36.7°C | 30.3°C | 23.9°C | 39.5°C | 21.3°C | 20 mm | 64% | 1.9 m/s | 6.2 |
| 2015 | 35.4°C | 29.2°C | 23.1°C | 37.6°C | 20.2°C | 36 mm | 64% | 2.1 m/s | 6 |
| 2014 | 35.1°C | 28.8°C | 22.4°C | 38.7°C | 19.7°C | 22 mm | 63% | 2.5 m/s | 6 |
| 2013 | 34.3°C | 28.4°C | 22.6°C | 37.0°C | 20.4°C | 73 mm | 69% | 2 m/s | 6 |
| 2012 | 35.8°C | 29.5°C | 23.2°C | 37.9°C | 20.4°C | 33 mm | 62% | 2 m/s | 5.8 |
| 2011 | 35.7°C | 29.1°C | 22.5°C | 38.5°C | 18.8°C | 1 mm | 63% | 2.1 m/s | 6.4 |
| 2010 | 36.8°C | 30.1°C | 23.4°C | 39.3°C | 18.5°C | 28 mm | 61% | 2.4 m/s | 6.3 |
| 2009 | 35.3°C | 28.7°C | 22.1°C | 38.9°C | 20.2°C | 55 mm | 64% | 1.7 m/s | 6.1 |
| 2008 🌧️ | 30.1°C | 26.1°C | 22.1°C | 35.9°C | 18.5°C | 247 mm | 79% | 2.2 m/s | 4.8 |
| 2007 | 37.0°C | 29.9°C | 22.7°C | 39.2°C | 20.1°C | 2 mm | 57% | 2 m/s | 6.5 |
| 2006 | 33.7°C | 28.3°C | 22.9°C | 37.3°C | 21.1°C | 63 mm | 71% | 1.6 m/s | 6 |
| 2005 | 35.6°C | 29.6°C | 23.6°C | 39.2°C | 20.7°C | 21 mm | 63% | 2.2 m/s | 6.2 |
| 2004 | 36.6°C | 29.8°C | 23.0°C | 39.1°C | 17.8°C | 36 mm | 61% | 2.4 m/s | 6.3 |
| 2003 | 33.5°C | 27.8°C | 22.0°C | 35.9°C | 19.4°C | 69 mm | 72% | 1.8 m/s | 6.2 |
| 2002 | 35.6°C | 29.0°C | 22.5°C | 37.3°C | 18.7°C | 41 mm | 64% | 2.3 m/s | 6.3 |
| 2001 | 37.2°C | 30.2°C | 23.2°C | 39.3°C | 21.0°C | 4 mm | 58% | 2.4 m/s | 6.3 |
| 2000 | 35.3°C | 28.9°C | 22.6°C | 37.1°C | 20.2°C | 34 mm | 63% | 1.7 m/s | 6.4 |
| 1999 | 35.5°C | 28.7°C | 21.9°C | 38.6°C | 16.3°C | 29 mm | 66% | 1.8 m/s | 6.7 |
| 1998 🔥 | 38.1°C | 30.7°C | 23.3°C | 40.1°C | 20.9°C | 1 mm | 56% | 2.2 m/s | 6.2 |
| 1997 | 36.6°C | 29.6°C | 22.7°C | 39.0°C | 18.9°C | 24 mm | 61% | 2.1 m/s | 6.1 |
| 1996 | 36.7°C | 29.1°C | 21.6°C | 39.6°C | 17.4°C | 0 mm | 57% | 2.2 m/s | 6.2 |
| 1995 | 36.2°C | 29.3°C | 22.4°C | 38.8°C | 19.1°C | 12 mm | 58% | 2.3 m/s | 6.3 |
| 1994 | 34.4°C | 27.7°C | 21.1°C | 38.7°C | 15.8°C | 9 mm | 68% | 2.2 m/s | 6.3 |
| 1993 | 36.6°C | 29.6°C | 22.6°C | 38.7°C | 19.8°C | 12 mm | 59% | 2.4 m/s | 6.2 |
| 1992 | 37.7°C | 29.3°C | 20.9°C | 39.4°C | 18.0°C | 0 mm | 53% | 1.8 m/s | 6.9 |
| 1991 | 37.1°C | 30.4°C | 23.7°C | 39.4°C | 21.5°C | 3 mm | 59% | 2 m/s | 6.1 |
| 1990 | 36.2°C | 29.8°C | 23.4°C | 38.6°C | 20.7°C | 25 mm | 62% | 2.1 m/s | 6 |
| 1989 | 35.9°C | 28.6°C | 21.4°C | 38.3°C | 18.1°C | 23 mm | 58% | 2 m/s | 6.4 |
| 1988 | 35.2°C | 29.3°C | 23.4°C | 38.8°C | 20.8°C | 33 mm | 65% | 2.1 m/s | 5.8 |
| 1987 | 36.8°C | 29.6°C | 22.4°C | 38.6°C | 20.0°C | 10 mm | 56% | 2.2 m/s | 6.5 |
| 1986 | 34.2°C | 28.5°C | 22.8°C | 38.3°C | 19.8°C | 21 mm | 66% | 2.2 m/s | 6.2 |
| 1985 | 35.9°C | 29.6°C | 23.4°C | 38.2°C | 19.8°C | 15 mm | 62% | 2 m/s | 6.3 |
| 1984 ❄️ | 30.5°C | 25.6°C | 20.7°C | 33.2°C | 18.3°C | 135 mm | 79% | 1.5 m/s | 5.6 |
| 1983 | 38.3°C | 30.6°C | 23.0°C | 40.2°C | 20.2°C | 0 mm | 56% | 2.1 m/s | — |
| 1982 | 36.3°C | 29.2°C | 22.1°C | 38.5°C | 19.3°C | 33 mm | 61% | 1.9 m/s | — |
| 1981 | 34.9°C | 28.5°C | 22.1°C | 36.7°C | 19.1°C | 66 mm | 68% | 2.1 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 35.6°C with lows near 22.7°C (mean 29.2°C), based on 45 years of NASA POWER data.
March averages 34 mm of rainfall in Tirunelveli, one of the drier months. The wettest on record was 247 mm in 2008.
The hottest March reached 40.2°C in 1983. The coldest dipped to 15.8°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 0.2°C — but days and nights have moved in opposite directions. Overnight lows rose from 22.3°C to 22.7°C while daytime highs eased from 35.2°C to 35°C, narrowing the gap between day and night.
March is one of the warmer months of the year in Tirunelveli and one of the drier months, so plan for around 35.6°C daytime highs and 22.7°C at night.
Not quite — March is the 11th coolest month in Tirunelveli, averaging 29.2°C.
For March in Tirunelveli, pack light, breathable clothing and sun protection, with typical highs of 35.6°C and lows of 22.7°C.
Relative humidity in March averages 63% — moderately humid.
Average wind speed in March is 2.1 m/s. The windiest March on record averaged 2.5 m/s (2014).
The wettest March on record was 2008 with 247 mm. On average, March sees 34 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 Tirunelveli behaves each March, 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 March specifically, along with year-by-year records and how the month has changed over the decades.
