March is one of the cooler months of the year in West Siang, with average highs near 24.5°C and lows around 11.9°C (mean 18.2°C). It is one of the drier months, averaging 89 mm of rainfall and 68% relative humidity across the period.
March is one of the cooler months of the year in West Siang. Across 45 years of records, the warmest March in West Siang was 2013 — when the month averaged 20.9°C — while the coldest was 1998 at 16.4°C. Typical March days reach 24.5°C with nights near 11.9°C. The long-term trend is warming, about 0.4°C per decade.
March is one of the drier months in West Siang, averaging 89 mm of rainfall. The wettest March on record was 2010 with 180 mm, while the driest was 1991 at 21 mm.
Relative humidity in West Siang during March averages 68%. The most humid March was 2005 at 80%, and the least humid was 1999 at 51%.
March receives about 3.1 kWh/m²/day of solar energy in West Siang. The sunniest March was 2022 at 4 kWh/m²/day, and the cloudiest were 1985 and 2025 at 2.4.
Average wind speed in West Siang during March is 0.4 m/s. The windiest Marchs were 2006, 2007 and 2009, among others at 0.5 m/s, while the calmest was 2025 at 0.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 17.5°C | 17.7°C | 18.3°C | 18.9°C | 18.9°C | +1.4°C |
| Avg High | 24.3°C | 24.6°C | 24.8°C | 24.4°C | 24.3°C | 0°C |
| Avg Low | 10.9°C | 10.7°C | 11.8°C | 13.4°C | 13.4°C | +2.5°C |
| Avg Rain | 83 mm | 85 mm | 80 mm | 104 mm | 92 mm | +8 mm |
March temperatures in West Siang have risen by about 1.2°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 5.3°C (1986) to a record high of 32°C (2000).
Rainfall in March is one of the drier months, averaging 89 mm, with a wettest year of 180 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0°C per decade while lows rose 0.8°C per decade, narrowing the gap between day and night.
One of the best times to visit West Siang
March is one of the best times to visit West Siang. Expect days averaging 24.5°C and nights around 11.9°C (mean 18.2°C) — cooler than West Siang's yearly average — with higher rainfall (89 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 23.0°C | 17.8°C | 12.5°C | 27.5°C | 9.3°C | 87 mm | 76% | 0.3 m/s | 2.4 |
| 2024 | 23.8°C | 18.2°C | 12.6°C | 28.2°C | 9.7°C | 103 mm | 73% | 0.4 m/s | 2.7 |
| 2023 | 23.3°C | 18.2°C | 13.1°C | 28.5°C | 8.8°C | 139 mm | 77% | 0.4 m/s | 2.9 |
| 2022 | 26.8°C | 20.5°C | 14.2°C | 30.7°C | 8.2°C | 94 mm | 68% | 0.4 m/s | 4 |
| 2021 | 24.6°C | 19.3°C | 13.9°C | 29.1°C | 10.7°C | 81 mm | 73% | 0.4 m/s | 3 |
| 2020 | 24.2°C | 19.1°C | 13.9°C | 28.3°C | 11.6°C | 45 mm | 72% | 0.4 m/s | 3.1 |
| 2019 | 23.4°C | 18.1°C | 12.8°C | 28.6°C | 6.7°C | 59 mm | 73% | 0.4 m/s | 3.2 |
| 2018 | 24.5°C | 19.1°C | 13.6°C | 27.8°C | 9.8°C | 135 mm | 73% | 0.4 m/s | 3.2 |
| 2017 | 22.9°C | 17.9°C | 13.0°C | 28.2°C | 10.4°C | 128 mm | 76% | 0.4 m/s | 2.7 |
| 2016 | 24.3°C | 19.2°C | 14.1°C | 29.9°C | 9.7°C | 96 mm | 77% | 0.4 m/s | 3 |
| 2015 | 25.6°C | 20.2°C | 14.8°C | 30.8°C | 11.0°C | 54 mm | 71% | 0.4 m/s | 3.3 |
| 2014 | 25.1°C | 19.5°C | 13.9°C | 28.7°C | 9.3°C | 34 mm | 69% | 0.4 m/s | 3.3 |
| 2013 🔥 | 26.7°C | 20.9°C | 15.1°C | 29.4°C | 11.6°C | 119 mm | 67% | 0.4 m/s | 3.5 |
| 2012 | 23.7°C | 17.4°C | 11.2°C | 28.7°C | 7.7°C | 59 mm | 69% | 0.4 m/s | 3.2 |
| 2011 | 23.2°C | 17.8°C | 12.5°C | 27.6°C | 8.1°C | 171 mm | 74% | 0.4 m/s | 3.1 |
| 2010 🌧️ | 24.9°C | 19.1°C | 13.2°C | 30.3°C | 10.1°C | 180 mm | 72% | 0.4 m/s | 2.8 |
| 2009 | 24.9°C | 18.4°C | 12.0°C | 28.3°C | 7.5°C | 44 mm | 66% | 0.5 m/s | 3.4 |
| 2008 | 24.8°C | 18.7°C | 12.7°C | 27.1°C | 8.5°C | 148 mm | 69% | 0.4 m/s | 2.8 |
| 2007 | 24.0°C | 17.7°C | 11.3°C | 30.9°C | 7.6°C | 34 mm | 66% | 0.5 m/s | 3.7 |
| 2006 | 25.2°C | 18.6°C | 11.9°C | 28.0°C | 9.4°C | 61 mm | 65% | 0.5 m/s | 3 |
| 2005 | 22.9°C | 17.9°C | 12.9°C | 27.9°C | 8.8°C | 176 mm | 80% | 0.4 m/s | 2.5 |
| 2004 | 26.1°C | 19.8°C | 13.5°C | 29.1°C | 8.7°C | 140 mm | 68% | 0.4 m/s | 3 |
| 2003 | 23.7°C | 17.6°C | 11.4°C | 29.2°C | 6.6°C | 36 mm | 67% | 0.4 m/s | 3.2 |
| 2002 | 25.9°C | 18.8°C | 11.6°C | 29.6°C | 7.6°C | 83 mm | 63% | 0.5 m/s | 3.2 |
| 2001 | 26.2°C | 18.5°C | 10.7°C | 28.6°C | 8.3°C | 38 mm | 58% | 0.5 m/s | 3.4 |
| 2000 | 24.2°C | 17.3°C | 10.3°C | 32.0°C | 7.0°C | 43 mm | 63% | 0.5 m/s | 3.6 |
| 1999 | 27.1°C | 19.0°C | 10.9°C | 29.5°C | 9.0°C | 35 mm | 51% | 0.5 m/s | 3.1 |
| 1998 ❄️ | 22.9°C | 16.4°C | 10.0°C | 28.2°C | 6.3°C | 78 mm | 67% | 0.5 m/s | 3 |
| 1997 | 24.6°C | 17.7°C | 10.7°C | 27.1°C | 6.8°C | 128 mm | 65% | 0.5 m/s | 2.9 |
| 1996 | 24.7°C | 18.5°C | 12.3°C | 27.0°C | 8.8°C | 120 mm | 70% | 0.4 m/s | 3.1 |
| 1995 | 25.5°C | 17.8°C | 10.1°C | 30.5°C | 5.7°C | 38 mm | 60% | 0.5 m/s | 3.2 |
| 1994 | 24.3°C | 17.5°C | 10.6°C | 28.5°C | 6.6°C | 174 mm | 67% | 0.4 m/s | 2.7 |
| 1993 | 23.7°C | 16.7°C | 9.8°C | 27.0°C | 6.6°C | 81 mm | 66% | 0.5 m/s | 3 |
| 1992 | 24.2°C | 17.3°C | 10.3°C | 28.6°C | 6.5°C | 113 mm | 68% | 0.5 m/s | 3.1 |
| 1991 | 26.3°C | 19.0°C | 11.6°C | 29.6°C | 8.5°C | 21 mm | 61% | 0.4 m/s | 3.1 |
| 1990 | 23.1°C | 16.9°C | 10.7°C | 27.5°C | 7.3°C | 61 mm | 69% | 0.4 m/s | 2.8 |
| 1989 | 24.2°C | 17.7°C | 11.1°C | 28.5°C | 7.3°C | 35 mm | 65% | 0.5 m/s | 3.3 |
| 1988 | 23.9°C | 17.7°C | 11.5°C | 27.1°C | 9.1°C | 132 mm | 69% | 0.4 m/s | 2.8 |
| 1987 | 24.2°C | 17.6°C | 11.0°C | 29.4°C | 7.1°C | 68 mm | 66% | 0.4 m/s | 3.2 |
| 1986 | 24.7°C | 17.1°C | 9.6°C | 28.9°C | 5.3°C | 45 mm | 64% | 0.4 m/s | 3.2 |
| 1985 | 25.0°C | 18.3°C | 11.7°C | 26.5°C | 9.1°C | 151 mm | 68% | 0.4 m/s | 2.4 |
| 1984 | 26.5°C | 18.6°C | 10.7°C | 30.2°C | 7.3°C | 36 mm | 58% | 0.5 m/s | 3 |
| 1983 | 23.9°C | 16.7°C | 9.5°C | 28.7°C | 6.0°C | 24 mm | 63% | 0.5 m/s | — |
| 1982 | 22.8°C | 16.8°C | 10.9°C | 28.5°C | 7.9°C | 78 mm | 72% | 0.4 m/s | — |
| 1981 | 23.1°C | 17.4°C | 11.8°C | 26.1°C | 8.7°C | 180 mm | 74% | 0.4 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 24.5°C with lows near 11.9°C (mean 18.2°C), based on 45 years of NASA POWER data.
March averages 89 mm of rainfall in West Siang, one of the drier months. The wettest on record was 180 mm in 2010.
The hottest March reached 32°C in 2000. The coldest dipped to 5.3°C in 1986.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 1.2°C. Daytime highs moved from 24.3°C to 24.3°C and overnight lows from 10.9°C to 13.3°C over the same span.
March is one of the cooler months of the year in West Siang and one of the drier months, so plan for around 24.5°C daytime highs and 11.9°C at night.
Not quite — March is the 5th coolest month in West Siang, averaging 18.2°C.
For March in West Siang, pack light layers you can adjust through the day, with typical highs of 24.5°C and lows of 11.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 68% — 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 2010 with 180 mm. On average, March sees 89 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 West Siang 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.
