March is one of the warmer months of the year in Exmouth, with average highs near 34.1°C and lows around 26°C (mean 30.1°C). It is a relatively wet time of year, averaging 41 mm of rainfall and 61% relative humidity across the period.
March is one of the warmer months of the year in Exmouth. Across 45 years of records, the warmest March in Exmouth was 2025 — when the month averaged 32.3°C — while the coldest was 1993 at 28.1°C. Typical March days reach 34.1°C with nights near 26°C. The long-term trend is warming, about 0.2°C per decade.
March is a relatively wet time of year in Exmouth, averaging 41 mm of rainfall. The wettest March on record was 2000 with 339 mm, while the driest was 1993 at 0 mm.
Relative humidity in Exmouth during March averages 61%. The most humid March was 2000 at 78%, and the least humid was 1991 at 56%.
March receives about 6.6 kWh/m²/day of solar energy in Exmouth. The sunniest March was 2001 at 7.1 kWh/m²/day, and the cloudiest was 2000 at 5.6.
Average wind speed in Exmouth during March is 4.3 m/s. The windiest March was 1990 at 5 m/s, while the calmest was 1995 at 3.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 30.0°C | 29.7°C | 29.8°C | 30.1°C | 30.8°C | +0.8°C |
| Avg High | 34.1°C | 34.0°C | 33.7°C | 34.1°C | 34.7°C | +0.6°C |
| Avg Low | 25.9°C | 25.4°C | 25.9°C | 26.2°C | 26.8°C | +0.9°C |
| Avg Rain | 19 mm | 28 mm | 81 mm | 37 mm | 36 mm | +17 mm |
March temperatures in Exmouth have risen by about 1.2°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 20.4°C (1993) to a record high of 43°C (2025).
Rainfall in March is a relatively wet time of year, averaging 41 mm, with a wettest year of 339 mm.
A quieter season to visit Exmouth
If your dates are flexible, the more temperate months of September and August tend to be the most comfortable for visiting Exmouth. That said, March — with days averaging 34.1°C and nights around 26°C (mean 30.1°C) and moderate rainfall (41 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 🔥 | 36.4°C | 32.3°C | 28.2°C | 43.0°C | 24.1°C | 14 mm | 58% | 4 m/s | 6.6 |
| 2024 | 34.4°C | 30.5°C | 26.6°C | 37.5°C | 24.2°C | 23 mm | 62% | 4.2 m/s | 6.6 |
| 2023 | 34.8°C | 30.5°C | 26.2°C | 38.6°C | 23.8°C | 15 mm | 60% | 4.2 m/s | 6.5 |
| 2022 | 34.5°C | 30.7°C | 26.9°C | 40.2°C | 24.1°C | 61 mm | 60% | 4.1 m/s | 6.1 |
| 2021 | 33.0°C | 29.5°C | 25.9°C | 37.0°C | 23.0°C | 55 mm | 63% | 3.8 m/s | 6.8 |
| 2020 | 35.1°C | 31.0°C | 26.9°C | 39.0°C | 24.6°C | 50 mm | 58% | 4.1 m/s | 6.7 |
| 2019 | 35.3°C | 31.4°C | 27.5°C | 38.9°C | 23.5°C | 39 mm | 60% | 4.4 m/s | 6.3 |
| 2018 | 35.5°C | 31.3°C | 27.2°C | 38.1°C | 25.0°C | 8 mm | 59% | 4 m/s | 6.9 |
| 2017 | 34.3°C | 30.1°C | 25.9°C | 38.9°C | 22.4°C | 18 mm | 61% | 4.5 m/s | 6.6 |
| 2016 | 34.1°C | 29.7°C | 25.4°C | 39.4°C | 22.7°C | 2 mm | 60% | 4.6 m/s | 6.8 |
| 2015 | 31.6°C | 28.5°C | 25.3°C | 35.6°C | 23.0°C | 260 mm | 71% | 4.1 m/s | 6.1 |
| 2014 | 35.0°C | 31.1°C | 27.1°C | 40.2°C | 24.0°C | 12 mm | 58% | 3.8 m/s | 6.6 |
| 2013 | 33.7°C | 29.7°C | 25.7°C | 38.8°C | 21.8°C | 2 mm | 59% | 4.9 m/s | 7 |
| 2012 | 32.9°C | 29.7°C | 26.5°C | 35.8°C | 25.1°C | 15 mm | 62% | 4 m/s | 6.3 |
| 2011 | 33.1°C | 29.3°C | 25.6°C | 36.5°C | 23.9°C | 15 mm | 66% | 3.8 m/s | 6.8 |
| 2010 | 35.0°C | 30.4°C | 25.7°C | 39.0°C | 24.1°C | 1 mm | 60% | 4.3 m/s | 6.9 |
| 2009 | 34.5°C | 29.8°C | 25.1°C | 38.3°C | 22.4°C | 0 mm | 58% | 4.5 m/s | 7 |
| 2008 | 32.9°C | 29.5°C | 26.1°C | 38.7°C | 23.3°C | 301 mm | 68% | 4.4 m/s | 6 |
| 2007 | 34.0°C | 30.0°C | 25.9°C | 39.3°C | 21.9°C | 16 mm | 60% | 4.3 m/s | 6.4 |
| 2006 | 34.4°C | 30.7°C | 27.1°C | 38.2°C | 23.4°C | 91 mm | 63% | 3.9 m/s | 6.1 |
| 2005 | 34.3°C | 30.6°C | 26.9°C | 40.8°C | 23.4°C | 17 mm | 64% | 4.3 m/s | 6.3 |
| 2004 | 34.6°C | 30.0°C | 25.4°C | 38.7°C | 21.9°C | 9 mm | 58% | 4.5 m/s | 6.7 |
| 2003 | 33.7°C | 29.8°C | 25.9°C | 38.0°C | 21.8°C | 8 mm | 60% | 4.4 m/s | 6.6 |
| 2002 | 34.7°C | 30.4°C | 26.1°C | 37.9°C | 23.3°C | 16 mm | 57% | 4 m/s | 6.4 |
| 2001 | 33.3°C | 29.0°C | 24.7°C | 37.3°C | 21.3°C | 11 mm | 59% | 4.4 m/s | 7.1 |
| 2000 🌧️ | 30.9°C | 28.6°C | 26.2°C | 36.6°C | 22.5°C | 339 mm | 78% | 4.7 m/s | 5.6 |
| 1999 | 33.3°C | 30.0°C | 26.8°C | 39.2°C | 23.5°C | 204 mm | 69% | 4.2 m/s | 6 |
| 1998 | 34.8°C | 30.8°C | 26.9°C | 39.6°C | 23.0°C | 7 mm | 58% | 3.9 m/s | 6.6 |
| 1997 | 34.1°C | 29.4°C | 24.7°C | 39.8°C | 21.2°C | 1 mm | 59% | 4.8 m/s | 6.9 |
| 1996 | 34.3°C | 30.1°C | 25.9°C | 38.6°C | 23.2°C | 1 mm | 58% | 4.9 m/s | 6.7 |
| 1995 | 33.6°C | 29.3°C | 24.9°C | 36.0°C | 21.5°C | 4 mm | 63% | 3.6 m/s | 7 |
| 1994 | 34.2°C | 29.7°C | 25.2°C | 38.2°C | 22.5°C | 3 mm | 61% | 4 m/s | 6.7 |
| 1993 ❄️ | 33.2°C | 28.1°C | 23.1°C | 37.8°C | 20.4°C | 0 mm | 58% | 4.9 m/s | 6.8 |
| 1992 | 33.0°C | 28.9°C | 24.8°C | 37.7°C | 22.5°C | 13 mm | 62% | 4.4 m/s | 6.6 |
| 1991 | 35.1°C | 30.3°C | 25.5°C | 39.8°C | 22.1°C | 3 mm | 56% | 4.4 m/s | 6.5 |
| 1990 | 34.0°C | 30.0°C | 26.0°C | 39.7°C | 21.4°C | 40 mm | 65% | 5 m/s | 6.3 |
| 1989 | 34.4°C | 30.5°C | 26.6°C | 39.1°C | 24.0°C | 14 mm | 56% | 4.4 m/s | 6.6 |
| 1988 | 35.5°C | 31.3°C | 27.1°C | 39.7°C | 23.7°C | 16 mm | 58% | 4.4 m/s | 6.2 |
| 1987 | 34.3°C | 30.2°C | 26.1°C | 39.5°C | 23.7°C | 4 mm | 58% | 4.1 m/s | 6.7 |
| 1986 | 34.7°C | 30.3°C | 25.8°C | 40.8°C | 22.5°C | 24 mm | 62% | 4.5 m/s | 6.6 |
| 1985 | 35.0°C | 30.7°C | 26.4°C | 40.5°C | 21.9°C | 1 mm | 57% | 4.5 m/s | 6.9 |
| 1984 | 33.4°C | 29.3°C | 25.2°C | 36.6°C | 22.2°C | 37 mm | 60% | 4.8 m/s | 6.5 |
| 1983 | 33.6°C | 29.5°C | 25.5°C | 38.5°C | 22.5°C | 13 mm | 63% | 4.3 m/s | — |
| 1982 | 33.2°C | 29.3°C | 25.4°C | 35.6°C | 22.3°C | 17 mm | 60% | 4.6 m/s | — |
| 1981 | 32.7°C | 28.8°C | 24.9°C | 36.7°C | 22.5°C | 46 mm | 62% | 4.1 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 34.1°C with lows near 26°C (mean 30.1°C), based on 45 years of NASA POWER data.
March averages 41 mm of rainfall in Exmouth, a relatively wet time of year. The wettest on record was 339 mm in 2000.
The hottest March reached 43°C in 2025. The coldest dipped to 20.4°C in 1993.
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 33.6°C to 34.6°C and overnight lows from 25.5°C to 26.8°C over the same span.
March is one of the warmer months of the year in Exmouth and a relatively wet time of year, so plan for around 34.1°C daytime highs and 26°C at night.
Not quite — March is the 11th coolest month in Exmouth, averaging 30.1°C.
For March in Exmouth, pack light, breathable clothing and sun protection, with typical highs of 34.1°C and lows of 26°C.
Relative humidity in March averages 61% — moderately humid.
Average wind speed in March is 4.3 m/s. The windiest March on record averaged 5 m/s (1990).
The wettest March on record was 2000 with 339 mm. On average, March sees 41 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 Exmouth 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.
