May is one of the cooler months of the year in Charters Towers, with average highs near 27.8°C and lows around 15°C (mean 21.4°C). It is one of the drier months, averaging 29 mm of rainfall and 68% relative humidity across the period.
May is one of the cooler months of the year in Charters Towers. Across 45 years of records, the warmest May in Charters Towers was 2016 — when the month averaged 25°C — while the coldest was 2011 at 16.8°C. Typical May days reach 27.8°C with nights near 15°C. The long-term May temperature trend is broadly flat.
May is one of the drier months in Charters Towers, averaging 29 mm of rainfall. The wettest May on record was 1983 with 132 mm, while the driest were 2001 and 2021 at 0 mm.
Relative humidity in Charters Towers during May averages 68%. The most humid May was 1983 at 89%, and the least humid was 2001 at 45%.
May receives about 4.6 kWh/m²/day of solar energy in Charters Towers. The sunniest May was 2001 at 5.3 kWh/m²/day, and the cloudiest was 1989 at 4.
Average wind speed in Charters Towers during May is 2.4 m/s. The windiest Mays were 2019 and 2024 at 3 m/s, while the calmest were 1997, 2001 and 2010 at 2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 21.3°C | 21.6°C | 21.4°C | 21.1°C | 21.5°C | +0.2°C |
| Avg High | 27.3°C | 28.0°C | 28.0°C | 27.6°C | 28.1°C | +0.8°C |
| Avg Low | 15.3°C | 15.3°C | 14.7°C | 14.7°C | 15.0°C | -0.3°C |
| Avg Rain | 51 mm | 32 mm | 14 mm | 21 mm | 27 mm | -24 mm |
May temperatures in Charters Towers have risen by about 0.6°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 4.8°C (2011) to a record high of 35.3°C (2016).
Rainfall in May is one of the drier months, averaging 29 mm, with a wettest year of 132 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.2°C per decade while lows fell 0.1°C per decade, widening the gap between day and night.
One of the best times to visit Charters Towers
May is one of the best times to visit Charters Towers. Expect days averaging 27.8°C and nights around 15°C (mean 21.4°C) — cooler than Charters Towers's yearly average — with low rainfall (29 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 | 28.2°C | 22.0°C | 15.9°C | 30.6°C | 9.9°C | 9 mm | 73% | 2.6 m/s | 4.1 |
| 2024 | 29.7°C | 22.9°C | 16.1°C | 31.8°C | 10.3°C | 3 mm | 64% | 3 m/s | 4.4 |
| 2023 | 29.0°C | 21.4°C | 13.8°C | 32.2°C | 7.6°C | 3 mm | 54% | 2.5 m/s | 5 |
| 2022 | 26.3°C | 21.5°C | 16.6°C | 29.7°C | 10.8°C | 97 mm | 81% | 2.1 m/s | 4.1 |
| 2021 | 28.5°C | 21.3°C | 14.2°C | 31.9°C | 8.4°C | 0 mm | 64% | 2.4 m/s | 5 |
| 2020 | 26.6°C | 19.9°C | 13.3°C | 31.5°C | 5.4°C | 50 mm | 64% | 2.7 m/s | 4.5 |
| 2019 | 28.6°C | 22.2°C | 15.8°C | 31.5°C | 9.3°C | 4 mm | 66% | 3 m/s | 4.2 |
| 2018 | 28.4°C | 21.6°C | 14.8°C | 32.4°C | 9.4°C | 1 mm | 58% | 2.7 m/s | 4.8 |
| 2017 | 28.5°C | 22.1°C | 15.8°C | 31.7°C | 11.9°C | 55 mm | 71% | 2.6 m/s | 4.4 |
| 2016 🔥 | 31.8°C | 25.0°C | 18.3°C | 35.3°C | 12.5°C | 1 mm | 61% | 2.4 m/s | 4.6 |
| 2015 | 30.4°C | 22.6°C | 14.9°C | 33.7°C | 8.0°C | 4 mm | 52% | 2.4 m/s | 5 |
| 2014 | 27.3°C | 21.0°C | 14.7°C | 30.4°C | 7.3°C | 15 mm | 73% | 2.4 m/s | 4.7 |
| 2013 | 27.2°C | 21.0°C | 14.8°C | 30.3°C | 8.6°C | 38 mm | 73% | 2.7 m/s | 4.2 |
| 2012 | 24.6°C | 18.9°C | 13.2°C | 27.1°C | 6.0°C | 58 mm | 79% | 2.5 m/s | 4.3 |
| 2011 ❄️ | 23.0°C | 16.8°C | 10.6°C | 26.8°C | 4.8°C | 23 mm | 78% | 2.2 m/s | 4.9 |
| 2010 | 26.3°C | 20.1°C | 13.8°C | 29.9°C | 6.9°C | 12 mm | 74% | 2 m/s | 4.6 |
| 2009 | 25.4°C | 19.8°C | 14.1°C | 27.0°C | 9.4°C | 22 mm | 76% | 2.1 m/s | 4.2 |
| 2008 | 26.9°C | 20.3°C | 13.7°C | 29.8°C | 8.0°C | 9 mm | 65% | 2.3 m/s | 4.8 |
| 2007 | 30.7°C | 24.0°C | 17.2°C | 34.0°C | 14.5°C | 7 mm | 66% | 2.6 m/s | 4.7 |
| 2006 | 26.2°C | 20.4°C | 14.7°C | 28.4°C | 9.7°C | 34 mm | 77% | 2.2 m/s | 4.2 |
| 2005 | 28.8°C | 21.1°C | 13.4°C | 32.4°C | 8.3°C | 13 mm | 55% | 2.3 m/s | 5.1 |
| 2004 | 29.2°C | 22.6°C | 16.0°C | 32.4°C | 11.8°C | 3 mm | 64% | 2.3 m/s | 4.6 |
| 2003 | 28.8°C | 22.0°C | 15.2°C | 33.6°C | 9.7°C | 22 mm | 63% | 2.5 m/s | 4.6 |
| 2002 | 30.1°C | 22.7°C | 15.3°C | 33.7°C | 10.4°C | 9 mm | 54% | 2.4 m/s | 4.9 |
| 2001 | 29.3°C | 21.2°C | 13.1°C | 32.5°C | 7.8°C | 0 mm | 45% | 2 m/s | 5.3 |
| 2000 | 24.9°C | 19.8°C | 14.7°C | 28.2°C | 5.1°C | 17 mm | 80% | 2.5 m/s | 4.4 |
| 1999 | 28.8°C | 21.8°C | 14.9°C | 31.4°C | 8.6°C | 10 mm | 68% | 2.5 m/s | 4.8 |
| 1998 | 27.3°C | 21.3°C | 15.3°C | 31.7°C | 9.1°C | 100 mm | 74% | 2.3 m/s | 4.6 |
| 1997 | 26.6°C | 20.2°C | 13.7°C | 30.3°C | 8.5°C | 56 mm | 70% | 2 m/s | 4.5 |
| 1996 | 28.9°C | 22.3°C | 15.6°C | 31.8°C | 10.9°C | 4 mm | 60% | 2.6 m/s | 4.6 |
| 1995 | 28.6°C | 22.4°C | 16.3°C | 31.7°C | 8.7°C | 25 mm | 65% | 2.4 m/s | 4.3 |
| 1994 | 28.9°C | 21.9°C | 14.8°C | 31.0°C | 10.5°C | 8 mm | 63% | 2.3 m/s | 4.6 |
| 1993 | 29.2°C | 22.5°C | 15.8°C | 32.3°C | 13.6°C | 5 mm | 65% | 2.7 m/s | 4.7 |
| 1992 | 28.7°C | 22.8°C | 16.8°C | 31.5°C | 9.4°C | 53 mm | 71% | 2.3 m/s | 4.4 |
| 1991 | 28.1°C | 21.4°C | 14.6°C | 30.4°C | 8.2°C | 17 mm | 67% | 2.6 m/s | 4.6 |
| 1990 | 24.4°C | 19.6°C | 14.8°C | 29.5°C | 8.3°C | 47 mm | 85% | 2.5 m/s | 4.3 |
| 1989 | 25.7°C | 21.0°C | 16.3°C | 27.8°C | 10.2°C | 98 mm | 84% | 2.4 m/s | 4 |
| 1988 | 27.9°C | 21.2°C | 14.6°C | 31.1°C | 8.3°C | 23 mm | 69% | 2.3 m/s | 4.7 |
| 1987 | 29.0°C | 22.3°C | 15.5°C | 32.4°C | 6.6°C | 14 mm | 60% | 2.6 m/s | 4.7 |
| 1986 | 27.2°C | 21.3°C | 15.5°C | 29.9°C | 6.8°C | 48 mm | 74% | 2.1 m/s | 4.6 |
| 1985 | 26.8°C | 20.8°C | 14.8°C | 30.2°C | 7.7°C | 31 mm | 72% | 2.7 m/s | 4.4 |
| 1984 | 29.1°C | 22.2°C | 15.4°C | 31.4°C | 12.1°C | 2 mm | 61% | 2.5 m/s | 4.9 |
| 1983 🌧️ | 24.1°C | 20.1°C | 16.2°C | 27.2°C | 9.6°C | 132 mm | 89% | 2.7 m/s | — |
| 1982 | 29.0°C | 21.9°C | 14.7°C | 31.6°C | 11.9°C | 4 mm | 62% | 2.1 m/s | — |
| 1981 | 26.7°C | 20.8°C | 15.0°C | 30.0°C | 9.4°C | 103 mm | 71% | 2.5 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 27.8°C with lows near 15°C (mean 21.4°C), based on 45 years of NASA POWER data.
May averages 29 mm of rainfall in Charters Towers, one of the drier months. The wettest on record was 132 mm in 1983.
The hottest May reached 35.3°C in 2016. The coldest dipped to 4.8°C in 2011.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 0.6°C. Daytime highs moved from 27.1°C to 28.3°C and overnight lows from 15.2°C to 15.3°C over the same span.
May is one of the cooler months of the year in Charters Towers and one of the drier months, so plan for around 27.8°C daytime highs and 15°C at night.
Not quite — May is the 4th coolest month in Charters Towers, averaging 21.4°C.
For May in Charters Towers, pack light layers you can adjust through the day, with typical highs of 27.8°C and lows of 15°C.
Relative humidity in May averages 68% — moderately humid.
Average wind speed in May is 2.4 m/s. The windiest May on record averaged 3 m/s (2019).
The wettest May on record was 1983 with 132 mm. On average, May sees 29 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 Charters Towers 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.
