May is one of the cooler months of the year in Kununurra, with average highs near 32.4°C and lows around 18.7°C (mean 25.5°C). It is one of the drier months, averaging 7 mm of rainfall and 45% relative humidity across the period.
May is one of the cooler months of the year in Kununurra. Across 45 years of records, the warmest May in Kununurra was 1992 — when the month averaged 28.7°C — while the coldest was 2011 at 19.5°C. Typical May days reach 32.4°C with nights near 18.7°C. The long-term trend is cooling, about 0.2°C per decade.
May is one of the drier months in Kununurra, averaging 7 mm of rainfall. The wettest May on record was 2010 with 78 mm, while the driest were 2018, 2021 and 2023, among others at 0 mm.
Relative humidity in Kununurra during May averages 45%. The most humid May was 2011 at 75%, and the least humid was 2015 at 29%.
May receives about 5.5 kWh/m²/day of solar energy in Kununurra. The sunniest Mays were 2015, 2021 and 2023, among others at 5.8 kWh/m²/day, and the cloudiest was 2010 at 4.4.
Average wind speed in Kununurra during May is 3 m/s. The windiest May was 2018 at 3.9 m/s, while the calmest was 1989 at 2.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.4°C | 26.0°C | 24.5°C | 25.3°C | 25.8°C | -0.6°C |
| Avg High | 33.3°C | 33.0°C | 31.4°C | 31.8°C | 32.7°C | -0.6°C |
| Avg Low | 19.5°C | 19.1°C | 17.6°C | 18.8°C | 18.9°C | -0.6°C |
| Avg Rain | 2 mm | 7 mm | 3 mm | 13 mm | 12 mm | +10 mm |
May temperatures in Kununurra have risen by about 0.5°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 8.8°C (2011) to a record high of 38.4°C (1987).
Rainfall in May is one of the drier months, averaging 7 mm, with a wettest year of 78 mm.
One of the best times to visit Kununurra
May is one of the best times to visit Kununurra. Expect days averaging 32.4°C and nights around 18.7°C (mean 25.5°C) — cooler than Kununurra's yearly average — with low rainfall (7 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 | 32.4°C | 26.5°C | 20.6°C | 36.2°C | 14.9°C | 47 mm | 45% | 3.6 m/s | 5.2 |
| 2024 | 31.9°C | 25.4°C | 18.9°C | 34.4°C | 13.1°C | 14 mm | 56% | 3.4 m/s | 5.4 |
| 2023 | 31.2°C | 23.7°C | 16.2°C | 35.0°C | 11.6°C | 0 mm | 34% | 3.7 m/s | 5.8 |
| 2022 | 35.1°C | 28.2°C | 21.3°C | 37.6°C | 17.2°C | 1 mm | 35% | 2.8 m/s | 5.4 |
| 2021 | 33.2°C | 25.6°C | 18.0°C | 35.3°C | 13.2°C | 0 mm | 38% | 3 m/s | 5.8 |
| 2020 | 32.3°C | 25.4°C | 18.4°C | 35.6°C | 12.2°C | 7 mm | 36% | 3.6 m/s | 5.2 |
| 2019 | 33.5°C | 26.9°C | 20.2°C | 37.0°C | 14.9°C | 5 mm | 35% | 3.5 m/s | 5.4 |
| 2018 | 32.5°C | 25.6°C | 18.7°C | 36.6°C | 14.6°C | 0 mm | 30% | 3.9 m/s | 5.7 |
| 2017 | 31.0°C | 24.0°C | 17.0°C | 33.9°C | 12.9°C | 0 mm | 52% | 2.9 m/s | 5.6 |
| 2016 | 34.2°C | 28.2°C | 22.1°C | 36.7°C | 17.0°C | 31 mm | 48% | 2.4 m/s | 5 |
| 2015 | 33.8°C | 25.9°C | 18.0°C | 37.4°C | 12.5°C | 0 mm | 29% | 3 m/s | 5.8 |
| 2014 | 32.2°C | 26.1°C | 20.0°C | 34.2°C | 15.2°C | 1 mm | 53% | 2.4 m/s | 5.3 |
| 2013 | 32.9°C | 26.9°C | 20.9°C | 36.3°C | 14.7°C | 14 mm | 52% | 2.4 m/s | 5.1 |
| 2012 | 30.2°C | 23.3°C | 16.4°C | 33.2°C | 11.3°C | 1 mm | 47% | 3.5 m/s | 5.5 |
| 2011 ❄️ | 25.5°C | 19.5°C | 13.5°C | 28.3°C | 8.8°C | 0 mm | 75% | 2.8 m/s | 5.7 |
| 2010 🌧️ | 32.5°C | 27.0°C | 21.6°C | 36.0°C | 16.3°C | 78 mm | 57% | 2.8 m/s | 4.4 |
| 2009 | 32.0°C | 25.2°C | 18.3°C | 34.0°C | 13.8°C | 8 mm | 42% | 2.9 m/s | 5.4 |
| 2008 | 31.1°C | 23.0°C | 14.9°C | 33.1°C | 12.0°C | 0 mm | 40% | 2.7 m/s | 5.8 |
| 2007 | 34.1°C | 27.9°C | 21.7°C | 36.7°C | 15.8°C | 7 mm | 53% | 2.6 m/s | 5.2 |
| 2006 | 27.5°C | 21.2°C | 14.8°C | 29.6°C | 9.2°C | 0 mm | 64% | 2.9 m/s | 5.6 |
| 2005 | 33.1°C | 25.5°C | 17.9°C | 35.8°C | 12.7°C | 0 mm | 34% | 3 m/s | 5.6 |
| 2004 | 31.3°C | 25.7°C | 20.0°C | 34.2°C | 13.0°C | 15 mm | 63% | 2.5 m/s | 4.9 |
| 2003 | 33.9°C | 26.2°C | 18.5°C | 36.7°C | 13.0°C | 0 mm | 36% | 2.8 m/s | 5.7 |
| 2002 | 34.3°C | 26.5°C | 18.8°C | 36.3°C | 12.5°C | 0 mm | 34% | 2.8 m/s | 5.6 |
| 2001 | 30.6°C | 23.0°C | 15.4°C | 33.9°C | 10.1°C | 1 mm | 49% | 2.9 m/s | 5.6 |
| 2000 | 26.4°C | 21.1°C | 15.7°C | 29.9°C | 9.2°C | 3 mm | 74% | 3.4 m/s | 5.4 |
| 1999 | 32.5°C | 24.3°C | 16.2°C | 34.5°C | 12.3°C | 0 mm | 40% | 2.7 m/s | 5.7 |
| 1998 | 33.8°C | 26.9°C | 19.9°C | 37.1°C | 13.4°C | 1 mm | 36% | 3.4 m/s | 5.3 |
| 1997 | 33.4°C | 26.7°C | 20.1°C | 35.8°C | 15.5°C | 10 mm | 46% | 2.3 m/s | 5.1 |
| 1996 | 31.6°C | 24.3°C | 17.0°C | 35.6°C | 12.2°C | 0 mm | 43% | 3.4 m/s | 5.5 |
| 1995 | 32.1°C | 25.7°C | 19.3°C | 35.8°C | 14.0°C | 12 mm | 46% | 3.1 m/s | 5.5 |
| 1994 | 32.8°C | 25.1°C | 17.5°C | 35.2°C | 12.7°C | 0 mm | 33% | 3.5 m/s | 5.7 |
| 1993 | 32.9°C | 26.7°C | 20.5°C | 35.6°C | 16.9°C | 32 mm | 49% | 3.1 m/s | 5.4 |
| 1992 🔥 | 35.0°C | 28.7°C | 22.3°C | 37.6°C | 17.4°C | 2 mm | 42% | 2.7 m/s | 5.5 |
| 1991 | 32.8°C | 25.3°C | 17.8°C | 35.9°C | 13.0°C | 1 mm | 37% | 3 m/s | 5.7 |
| 1990 | 33.0°C | 26.6°C | 20.2°C | 38.3°C | 12.0°C | 11 mm | 45% | 3 m/s | 5.6 |
| 1989 | 33.1°C | 26.4°C | 19.8°C | 35.0°C | 14.6°C | 3 mm | 48% | 2.2 m/s | 5.7 |
| 1988 | 35.5°C | 28.6°C | 21.6°C | 38.2°C | 17.6°C | 11 mm | 44% | 2.3 m/s | 5.4 |
| 1987 | 34.0°C | 27.5°C | 21.0°C | 38.4°C | 12.5°C | 2 mm | 37% | 2.9 m/s | 5.6 |
| 1986 | 35.1°C | 27.8°C | 20.5°C | 37.1°C | 16.5°C | 0 mm | 38% | 2.4 m/s | 5.7 |
| 1985 | 33.2°C | 26.2°C | 19.1°C | 35.8°C | 15.3°C | 1 mm | 43% | 2.9 m/s | 5.8 |
| 1984 | 33.6°C | 26.7°C | 19.8°C | 36.5°C | 16.9°C | 0 mm | 48% | 2.7 m/s | 5.6 |
| 1983 | 30.6°C | 23.8°C | 17.1°C | 33.0°C | 12.7°C | 0 mm | 52% | 3.3 m/s | — |
| 1982 | 31.4°C | 23.8°C | 16.2°C | 33.1°C | 13.2°C | 0 mm | 48% | 3.1 m/s | — |
| 1981 | 33.5°C | 26.7°C | 20.0°C | 35.9°C | 15.1°C | 3 mm | 38% | 2.7 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 32.4°C with lows near 18.7°C (mean 25.5°C), based on 45 years of NASA POWER data.
May averages 7 mm of rainfall in Kununurra, one of the drier months. The wettest on record was 78 mm in 2010.
The hottest May reached 38.4°C in 1987. The coldest dipped to 8.8°C in 2011.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 0.5°C. Daytime highs moved from 32.5°C to 32.8°C and overnight lows from 18.4°C to 19°C over the same span.
May is one of the cooler months of the year in Kununurra and one of the drier months, so plan for around 32.4°C daytime highs and 18.7°C at night.
Not quite — May is the 4th coolest month in Kununurra, averaging 25.5°C.
For May in Kununurra, pack light, breathable clothing and sun protection, with typical highs of 32.4°C and lows of 18.7°C.
Relative humidity in May averages 45% — relatively dry.
Average wind speed in May is 3 m/s. The windiest May on record averaged 3.9 m/s (2018).
The wettest May on record was 2010 with 78 mm. On average, May sees 7 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 Kununurra 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.
