May is one of the cooler months of the year in Mount Magnet, with average highs near 24.4°C and lows around 10.7°C (mean 17.5°C). It is about average for rainfall, averaging 22 mm of rainfall and 49% relative humidity across the period.
May is one of the cooler months of the year in Mount Magnet. Across 45 years of records, the warmest May in Mount Magnet was 1998 — when the month averaged 21.1°C — while the coldest was 2000 at 14.4°C. Typical May days reach 24.4°C with nights near 10.7°C. The long-term May temperature trend is broadly flat.
May is about average for rainfall in Mount Magnet, averaging 22 mm of rainfall. The wettest May on record was 2005 with 64 mm, while the driest was 2019 at 0 mm.
Relative humidity in Mount Magnet during May averages 49%. The most humid May was 1992 at 70%, and the least humid was 1983 at 37%.
May receives about 3.9 kWh/m²/day of solar energy in Mount Magnet. The sunniest May was 2000 at 4.4 kWh/m²/day, and the cloudiest was 1999 at 3.3.
Average wind speed in Mount Magnet during May is 3.1 m/s. The windiest Mays were 1981 and 1995 at 3.7 m/s, while the calmest was 2008 at 2.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 17.2°C | 17.7°C | 17.7°C | 17.2°C | 18.1°C | +0.9°C |
| Avg High | 24.1°C | 24.2°C | 24.6°C | 24.1°C | 25.1°C | +1°C |
| Avg Low | 10.4°C | 11.1°C | 10.7°C | 10.3°C | 11.0°C | +0.6°C |
| Avg Rain | 31 mm | 29 mm | 17 mm | 18 mm | 12 mm | -18 mm |
May temperatures in Mount Magnet have risen by about 0.7°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 3.3°C (1993) to a record high of 35.7°C (1990).
Rainfall in May is about average for rainfall, averaging 22 mm, with a wettest year of 64 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.2°C per decade while lows rose 0°C per decade, widening the gap between day and night.
A good time to visit Mount Magnet
May is a good time to visit Mount Magnet, with days averaging 24.4°C and nights around 10.7°C (mean 17.5°C, cooler than Mount Magnet's yearly average) and low rainfall. October and April are marginally more temperate, but May still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 26.6°C | 19.1°C | 11.6°C | 31.8°C | 7.1°C | 5 mm | 38% | 3.1 m/s | 4.3 |
| 2024 | 26.2°C | 19.2°C | 12.2°C | 30.2°C | 6.6°C | 8 mm | 38% | 3.1 m/s | 4 |
| 2023 | 24.8°C | 17.6°C | 10.5°C | 30.0°C | 6.3°C | 2 mm | 43% | 3.4 m/s | 4.1 |
| 2022 | 24.4°C | 17.7°C | 11.1°C | 28.9°C | 6.8°C | 9 mm | 48% | 3.2 m/s | 3.9 |
| 2021 | 24.7°C | 18.3°C | 11.8°C | 29.7°C | 4.6°C | 44 mm | 49% | 3.3 m/s | 3.6 |
| 2020 | 23.8°C | 16.4°C | 9.1°C | 30.6°C | 4.7°C | 6 mm | 40% | 3.3 m/s | 4.2 |
| 2019 | 25.4°C | 17.6°C | 9.8°C | 31.9°C | 3.6°C | 0 mm | 40% | 3.2 m/s | 4.3 |
| 2018 | 25.3°C | 18.1°C | 10.9°C | 31.0°C | 6.0°C | 5 mm | 38% | 3.6 m/s | 4.2 |
| 2017 | 24.9°C | 17.2°C | 9.6°C | 29.2°C | 5.8°C | 1 mm | 50% | 2.9 m/s | 4.3 |
| 2016 | 23.8°C | 16.8°C | 9.9°C | 29.6°C | 4.8°C | 30 mm | 54% | 2.9 m/s | 3.8 |
| 2015 | 22.3°C | 15.8°C | 9.2°C | 28.1°C | 5.0°C | 6 mm | 56% | 3.3 m/s | 4 |
| 2014 | 23.0°C | 16.9°C | 10.8°C | 27.6°C | 5.6°C | 57 mm | 60% | 2.5 m/s | 3.5 |
| 2013 | 23.8°C | 17.4°C | 10.9°C | 33.1°C | 4.4°C | 33 mm | 52% | 3.1 m/s | 3.8 |
| 2012 | 25.7°C | 18.5°C | 11.4°C | 31.0°C | 4.7°C | 10 mm | 48% | 3.1 m/s | 4.1 |
| 2011 | 22.7°C | 16.4°C | 10.2°C | 26.1°C | 6.2°C | 22 mm | 57% | 3.3 m/s | 3.9 |
| 2010 | 24.4°C | 17.2°C | 9.9°C | 30.9°C | 4.4°C | 15 mm | 49% | 3.3 m/s | 4.2 |
| 2009 | 23.9°C | 16.9°C | 9.9°C | 29.0°C | 4.7°C | 21 mm | 44% | 3.5 m/s | 4.2 |
| 2008 | 26.6°C | 19.1°C | 11.5°C | 32.7°C | 5.8°C | 6 mm | 44% | 2.3 m/s | 4.2 |
| 2007 | 24.6°C | 17.3°C | 10.1°C | 29.7°C | 3.7°C | 5 mm | 46% | 2.9 m/s | 4.1 |
| 2006 | 23.6°C | 16.5°C | 9.4°C | 27.3°C | 6.0°C | 3 mm | 49% | 3 m/s | 4 |
| 2005 🌧️ | 26.5°C | 20.4°C | 14.4°C | 31.9°C | 9.9°C | 64 mm | 53% | 3.3 m/s | 3.5 |
| 2004 | 22.7°C | 15.9°C | 9.1°C | 29.4°C | 4.5°C | 14 mm | 52% | 3.1 m/s | 3.9 |
| 2003 | 25.6°C | 18.8°C | 12.0°C | 30.3°C | 6.6°C | 20 mm | 49% | 3.4 m/s | 3.9 |
| 2002 | 26.4°C | 19.7°C | 12.9°C | 34.0°C | 6.3°C | 17 mm | 47% | 2.9 m/s | 3.7 |
| 2001 | 24.2°C | 17.5°C | 10.8°C | 30.5°C | 6.5°C | 17 mm | 55% | 2.8 m/s | 3.8 |
| 2000 ❄️ | 21.7°C | 14.4°C | 7.0°C | 26.3°C | 4.3°C | 0 mm | 54% | 3.2 m/s | 4.4 |
| 1999 | 25.1°C | 18.9°C | 12.6°C | 29.3°C | 4.8°C | 58 mm | 55% | 3 m/s | 3.3 |
| 1998 🔥 | 27.3°C | 21.1°C | 14.8°C | 32.4°C | 10.8°C | 41 mm | 51% | 3.1 m/s | 3.8 |
| 1997 | 22.1°C | 16.5°C | 11.0°C | 27.9°C | 6.3°C | 56 mm | 63% | 3.4 m/s | 3.5 |
| 1996 | 25.6°C | 18.4°C | 11.2°C | 32.1°C | 6.3°C | 6 mm | 42% | 3.4 m/s | 3.9 |
| 1995 | 21.6°C | 15.1°C | 8.5°C | 27.6°C | 3.9°C | 6 mm | 60% | 3.7 m/s | 4.1 |
| 1994 | 26.9°C | 19.3°C | 11.6°C | 31.5°C | 6.8°C | 9 mm | 39% | 2.9 m/s | 4.3 |
| 1993 | 22.4°C | 16.0°C | 9.7°C | 27.1°C | 3.3°C | 56 mm | 57% | 3.2 m/s | 3.8 |
| 1992 | 20.6°C | 14.5°C | 8.5°C | 25.5°C | 3.9°C | 31 mm | 70% | 2.6 m/s | 4.1 |
| 1991 | 25.6°C | 18.9°C | 12.1°C | 29.8°C | 7.5°C | 17 mm | 44% | 3.1 m/s | 3.6 |
| 1990 | 25.2°C | 18.2°C | 11.2°C | 35.7°C | 4.5°C | 11 mm | 48% | 3 m/s | 4 |
| 1989 | 24.4°C | 17.6°C | 10.8°C | 27.9°C | 7.5°C | 53 mm | 53% | 3.2 m/s | 3.8 |
| 1988 | 23.3°C | 16.9°C | 10.5°C | 28.0°C | 6.2°C | 33 mm | 59% | 3.1 m/s | 3.6 |
| 1987 | 22.6°C | 15.5°C | 8.5°C | 29.8°C | 3.5°C | 9 mm | 47% | 3.1 m/s | 3.9 |
| 1986 | 23.6°C | 16.5°C | 9.4°C | 30.6°C | 5.8°C | 6 mm | 45% | 3.2 m/s | 3.9 |
| 1985 | 23.6°C | 16.6°C | 9.6°C | 32.5°C | 4.7°C | 52 mm | 48% | 3.1 m/s | 3.9 |
| 1984 | 23.2°C | 16.9°C | 10.7°C | 26.9°C | 6.6°C | 62 mm | 61% | 3.2 m/s | 3.6 |
| 1983 | 27.2°C | 19.2°C | 11.2°C | 33.2°C | 6.7°C | 3 mm | 37% | 2.9 m/s | — |
| 1982 | 24.6°C | 18.1°C | 11.6°C | 31.1°C | 4.9°C | 28 mm | 51% | 2.9 m/s | — |
| 1981 | 24.6°C | 17.9°C | 11.2°C | 31.1°C | 6.3°C | 30 mm | 46% | 3.7 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 24.4°C with lows near 10.7°C (mean 17.5°C), based on 45 years of NASA POWER data.
May averages 22 mm of rainfall in Mount Magnet, about average for rainfall. The wettest on record was 64 mm in 2005.
The hottest May reached 35.7°C in 1990. The coldest dipped to 3.3°C in 1993.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 0.7°C. Daytime highs moved from 24.6°C to 25.3°C and overnight lows from 10.9°C to 11.4°C over the same span.
May is one of the cooler months of the year in Mount Magnet and about average for rainfall, so plan for around 24.4°C daytime highs and 10.7°C at night.
Not quite — May is the 5th coolest month in Mount Magnet, averaging 17.5°C.
For May in Mount Magnet, pack light layers you can adjust through the day, with typical highs of 24.4°C and lows of 10.7°C.
Relative humidity in May averages 49% — relatively dry.
Average wind speed in May is 3.1 m/s. The windiest May on record averaged 3.7 m/s (1981).
The wettest May on record was 2005 with 64 mm. On average, May sees 22 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 Mount Magnet behaves each May, 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 May specifically, along with year-by-year records and how the month has changed over the decades.
