March is one of the warmer months of the year in Idukki, with average highs near 35.4°C and lows around 16.3°C (mean 25.9°C). It is one of the drier months, averaging 40 mm of rainfall and 64% relative humidity across the period.
March is one of the warmer months of the year in Idukki. Across 45 years of records, the warmest March in Idukki was 1991 — when the month averaged 28.1°C — while the coldest was 2008 at 23.1°C. Typical March days reach 35.4°C with nights near 16.3°C. The long-term March temperature trend is broadly flat.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 25.8°C | 26.2°C | 25.5°C | 26.1°C | 25.4°C | -0.4°C |
| Avg High | 35.3°C | 36.3°C | 35.0°C | 35.6°C | 34.8°C | -0.5°C |
| Avg Low | 16.3°C | 16.2°C | 16.2°C | 16.6°C | 16.1°C | -0.2°C |
| Avg Rain | 38 mm | 19 mm | 58 mm | 38 mm | 52 mm | +14 mm |
March temperatures in Idukki have fallen by about 0.8°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 12.5°C (1994) to a record high of 37.5°C (1983).
Rainfall in March is one of the drier months, averaging 40 mm, with a wettest year of 247 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.2°C per decade while lows rose 0°C per decade, narrowing the gap between day and night.
A good time to visit Idukki
March is a good time to visit Idukki, with days averaging 35.4°C and nights around 16.3°C (mean 25.9°C, warmer than Idukki's yearly average) and moderate rainfall. January and February are marginally more temperate, but March still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 34.5°C | 15.4°C | 24.9°C | 89 mm | 70% | 0.3 m/s | 5.9 |
| 2024 | 36.1°C | 17.2°C | 26.6°C | 13 mm | 62% | 0.4 m/s | 6.7 |
| 2023 | 34.5°C | 14.6°C | 24.5°C | 58 mm | 66% | 0.3 m/s | 6.1 |
| 2022 | 34.3°C | 15.2°C | 24.7°C | 72 mm | 66% | 0.3 m/s | 6.2 |
| 2021 | 33.6°C | 14.8°C | 24.2°C | 52 mm | 66% | 0.3 m/s | 6.5 |
| 2020 | 36.0°C | 19.3°C | 27.6°C | 29 mm | 66% | 0.3 m/s | 6.3 |
| 2019 | 37.0°C | 16.5°C | 26.8°C | 16 mm | 61% | 0.4 m/s | 6.7 |
| 2018 | 34.7°C | 16.3°C | 25.5°C | 46 mm | 66% | 0.4 m/s | 6 |
| 2017 | 34.7°C | 18.1°C | 26.4°C | 98 mm | 72% | 0.3 m/s | 5.9 |
| 2016 | 36.7°C | 17.9°C | 27.3°C | 33 mm | 66% | 0.4 m/s | 6.6 |
| 2015 | 35.0°C | 16.6°C | 25.8°C | 38 mm | 66% | 0.4 m/s | 6.2 |
| 2014 | 36.2°C | 15.5°C | 25.8°C | 13 mm | 59% | 0.3 m/s | 6.3 |
| 2013 | 35.4°C | 15.5°C | 25.4°C | 42 mm | 67% | 0.3 m/s | 6.1 |
| 2012 | 35.3°C | 17.6°C | 26.4°C | 38 mm | 66% | 0.4 m/s | 6.1 |
| 2011 | 34.3°C | 14.3°C | 24.3°C | 22 mm | 66% | 0.4 m/s | 6.7 |
| 2010 | 36.5°C | 18.0°C | 27.3°C | 34 mm | 61% | 0.4 m/s | 6.7 |
| 2009 | 35.6°C | 16.0°C | 25.8°C | 43 mm | 65% | 0.4 m/s | 6.3 |
| 2008 ❄️ 🌧️ | 32.2°C | 14.0°C | 23.1°C | 247 mm | 76% | 0.3 m/s | 5 |
| 2007 | 36.4°C | 17.4°C | 26.9°C | 2 mm | 60% | 0.4 m/s | 6.7 |
| 2006 | 34.5°C | 17.9°C | 26.2°C | 94 mm | 72% | 0.3 m/s | 6.1 |
| 2005 | 35.2°C | 16.8°C | 26.0°C | 33 mm | 67% | 0.4 m/s | 6.3 |
| 2004 | 36.5°C | 16.8°C | 26.6°C | 19 mm | 60% | 0.4 m/s | 6.5 |
| 2003 | 34.2°C | 14.8°C | 24.5°C | 105 mm | 68% | 0.3 m/s | 6.4 |
| 2002 | 36.2°C | 16.4°C | 26.3°C | 14 mm | 60% | 0.4 m/s | 6.6 |
| 2001 | 35.5°C | 15.8°C | 25.6°C | 1 mm | 62% | 0.4 m/s | 6.4 |
| 2000 | 33.2°C | 15.6°C | 24.4°C | 25 mm | 70% | 0.3 m/s | 6.7 |
| 1999 | 36.5°C | 15.8°C | 26.1°C | 32 mm | 63% | 0.4 m/s | 6.9 |
| 1998 | 36.5°C | 17.9°C | 27.2°C | 4 mm | 60% | 0.4 m/s | 6.4 |
| 1997 | 35.8°C | 15.9°C | 25.9°C | 34 mm | 62% | 0.4 m/s | 6.4 |
| 1996 | 37.3°C | 15.3°C | 26.3°C | 5 mm | 55% | 0.4 m/s | 6.4 |
| 1995 | 34.3°C | 15.9°C | 25.1°C | 73 mm | 62% | 0.4 m/s | 6.5 |
| 1994 | 35.8°C | 12.5°C | 24.2°C | 7 mm | 63% | 0.4 m/s | 6.5 |
| 1993 | 35.3°C | 15.8°C | 25.5°C | 20 mm | 65% | 0.4 m/s | 6.5 |
| 1992 | 37.5°C | 16.1°C | 26.8°C | 0 mm | 53% | 0.4 m/s | 7 |
| 1991 🔥 | 37.0°C | 19.3°C | 28.1°C | 7 mm | 58% | 0.4 m/s | 6.5 |
| 1990 | 36.7°C | 17.5°C | 27.1°C | 13 mm | 63% | 0.4 m/s | 6.1 |
| 1989 | 35.8°C | 15.6°C | 25.7°C | 38 mm | 59% | 0.4 m/s | 6.7 |
| 1988 | 34.8°C | 17.0°C | 25.9°C | 40 mm | 69% | 0.4 m/s | 6 |
| 1987 | 36.2°C | 16.6°C | 26.4°C | 6 mm | 55% | 0.4 m/s | 6.7 |
| 1986 | 34.8°C | 15.9°C | 25.3°C | 48 mm | 70% | 0.4 m/s | 6.5 |
| 1985 | 34.8°C | 15.5°C | 25.2°C | 33 mm | 66% | 0.4 m/s | 6.4 |
| 1984 | 33.5°C | 16.0°C | 24.7°C | 79 mm | 73% | 0.4 m/s | 5.8 |
| 1983 | 37.5°C | 18.3°C | 27.9°C | 0 mm | 55% | 0.5 m/s | — |
| 1982 | 35.7°C | 16.9°C | 26.3°C | 53 mm | 62% | 0.4 m/s | — |
| 1981 | 35.0°C | 15.0°C | 25.0°C | 49 mm | 64% | 0.3 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 35.4°C with lows near 16.3°C (mean 25.9°C), based on 45 years of NASA POWER data.
March averages 40 mm of rainfall in Idukki, one of the drier months. The wettest on record was 247 mm in 2008.
The hottest March reached 37.5°C in 1983. The coldest dipped to 12.5°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have fallen by about 0.8°C. Daytime highs moved from 35.3°C to 34.6°C and overnight lows from 16.3°C to 15.4°C over the same span.
March is one of the warmer months of the year in Idukki and one of the drier months, so plan for around 35.4°C daytime highs and 16.3°C at night.
Not quite — March is the 10th coolest month in Idukki, averaging 25.9°C.
For March in Idukki, pack light, breathable clothing and sun protection, with typical highs of 35.4°C and lows of 16.3°C.
Relative humidity in March averages 64% — moderately humid.
Average wind speed in March is 0.4 m/s. The windiest March on record averaged 0.5 m/s (1983).
The wettest March on record was 2008 with 247 mm. On average, March sees 40 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 Idukki 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.
