May is one of the cooler months of the year in Barcaldine, with average highs near 27.1°C and lows around 13.3°C (mean 20.2°C). It is one of the drier months, averaging 23 mm of rainfall and 52% relative humidity across the period.
May is one of the cooler months of the year in Barcaldine. Across 45 years of records, the warmest May in Barcaldine was 2007 — when the month averaged 23.4°C — while the coldest was 2011 at 16.7°C. Typical May days reach 27.1°C with nights near 13.3°C. The long-term May temperature trend is broadly flat.
May is one of the drier months in Barcaldine, averaging 23 mm of rainfall. The wettest May on record was 1983 with 176 mm, while the driest were 2018, 2021 and 2023, among others at 0 mm.
Relative humidity in Barcaldine during May averages 52%. The most humid May was 1990 at 79%, and the least humid was 2002 at 34%.
May receives about 4.5 kWh/m²/day of solar energy in Barcaldine. The sunniest Mays were 2015, 2021 and 2023, among others at 4.9 kWh/m²/day, and the cloudiest was 2022 at 3.9.
Average wind speed in Barcaldine during May is 2.8 m/s. The windiest May was 2024 at 3.3 m/s, while the calmest was 2009 at 2.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 20.4°C | 20.1°C | 20.0°C | 20.2°C | 20.5°C | +0.1°C |
| Avg High | 27.0°C | 26.8°C | 27.2°C | 27.2°C | 27.4°C | +0.4°C |
| Avg Low | 13.7°C | 13.5°C | 12.9°C | 13.2°C | 13.6°C | -0.1°C |
| Avg Rain | 50 mm | 25 mm | 15 mm | 14 mm | 5 mm | -45 mm |
May temperatures in Barcaldine have risen by about 0.7°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 2.4°C (2000) to a record high of 36.5°C (2007).
Rainfall in May is one of the drier months, averaging 23 mm, with a wettest year of 176 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.
One of the best times to visit Barcaldine
May is one of the best times to visit Barcaldine. Expect days averaging 27.1°C and nights around 13.3°C (mean 20.2°C) — cooler than Barcaldine's yearly average — with low rainfall (23 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 | 27.6°C | 21.0°C | 14.3°C | 32.5°C | 8.0°C | 1 mm | 53% | 3.1 m/s | 4.4 |
| 2024 | 28.7°C | 22.0°C | 15.2°C | 31.2°C | 7.7°C | 1 mm | 48% | 3.3 m/s | 4.5 |
| 2023 | 26.8°C | 18.8°C | 10.8°C | 31.0°C | 5.6°C | 0 mm | 39% | 2.9 m/s | 4.9 |
| 2022 | 26.9°C | 21.1°C | 15.4°C | 30.6°C | 7.5°C | 18 mm | 66% | 2.6 m/s | 3.9 |
| 2021 | 28.1°C | 20.5°C | 13.0°C | 31.8°C | 7.1°C | 0 mm | 40% | 3 m/s | 4.9 |
| 2020 | 26.2°C | 19.5°C | 12.7°C | 31.8°C | 6.6°C | 8 mm | 44% | 2.9 m/s | 4.4 |
| 2019 | 27.5°C | 20.4°C | 13.2°C | 32.2°C | 6.8°C | 0 mm | 48% | 3.1 m/s | 4.6 |
| 2018 | 27.8°C | 20.7°C | 13.7°C | 32.8°C | 7.9°C | 0 mm | 42% | 3.1 m/s | 4.7 |
| 2017 | 29.2°C | 22.4°C | 15.5°C | 31.5°C | 10.9°C | 3 mm | 48% | 2.8 m/s | 4.4 |
| 2016 | 30.2°C | 23.3°C | 16.5°C | 35.2°C | 9.7°C | 11 mm | 42% | 2.8 m/s | 4.3 |
| 2015 | 27.6°C | 20.0°C | 12.5°C | 33.5°C | 5.5°C | 5 mm | 47% | 3.1 m/s | 4.9 |
| 2014 | 27.8°C | 21.4°C | 14.9°C | 31.8°C | 7.1°C | 2 mm | 48% | 2.9 m/s | 4.5 |
| 2013 | 26.4°C | 19.7°C | 13.0°C | 31.7°C | 6.7°C | 19 mm | 59% | 3 m/s | 4.2 |
| 2012 | 25.2°C | 18.1°C | 11.0°C | 29.1°C | 3.5°C | 70 mm | 61% | 2.8 m/s | 4.4 |
| 2011 ❄️ | 24.0°C | 16.7°C | 9.5°C | 28.4°C | 4.3°C | 4 mm | 63% | 2.7 m/s | 4.7 |
| 2010 | 25.9°C | 19.0°C | 12.1°C | 30.1°C | 6.4°C | 28 mm | 60% | 2.5 m/s | 4.3 |
| 2009 | 26.1°C | 19.8°C | 13.4°C | 29.0°C | 9.6°C | 9 mm | 59% | 2.2 m/s | 4.1 |
| 2008 | 26.7°C | 19.4°C | 12.1°C | 29.9°C | 7.1°C | 14 mm | 47% | 2.5 m/s | 4.6 |
| 2007 🔥 | 30.3°C | 23.4°C | 16.5°C | 36.5°C | 9.6°C | 7 mm | 44% | 3 m/s | 4.6 |
| 2006 | 25.8°C | 18.1°C | 10.4°C | 28.6°C | 4.4°C | 12 mm | 54% | 2.4 m/s | 4.8 |
| 2005 | 27.1°C | 19.6°C | 12.1°C | 33.5°C | 6.9°C | 28 mm | 48% | 2.7 m/s | 4.6 |
| 2004 | 27.7°C | 20.6°C | 13.6°C | 31.1°C | 7.6°C | 4 mm | 48% | 2.8 m/s | 4.5 |
| 2003 | 27.9°C | 20.9°C | 13.9°C | 33.8°C | 9.9°C | 15 mm | 47% | 2.7 m/s | 4.5 |
| 2002 | 28.5°C | 20.9°C | 13.3°C | 32.8°C | 6.0°C | 1 mm | 34% | 2.9 m/s | 4.7 |
| 2001 | 27.0°C | 18.9°C | 10.8°C | 32.7°C | 6.1°C | 0 mm | 39% | 2.5 m/s | 4.9 |
| 2000 | 24.8°C | 18.8°C | 12.8°C | 29.9°C | 2.4°C | 59 mm | 69% | 2.9 m/s | 4.1 |
| 1999 | 26.7°C | 20.0°C | 13.3°C | 30.2°C | 6.4°C | 30 mm | 62% | 2.4 m/s | 4.6 |
| 1998 | 25.9°C | 19.3°C | 12.6°C | 29.7°C | 5.5°C | 47 mm | 66% | 2.4 m/s | 4.4 |
| 1997 | 26.0°C | 19.3°C | 12.7°C | 30.9°C | 7.7°C | 26 mm | 58% | 2.6 m/s | 4.1 |
| 1996 | 27.7°C | 20.6°C | 13.5°C | 31.1°C | 7.4°C | 1 mm | 49% | 2.9 m/s | 4.6 |
| 1995 | 27.4°C | 20.9°C | 14.4°C | 32.4°C | 6.8°C | 2 mm | 47% | 3.2 m/s | 4.2 |
| 1994 | 27.5°C | 19.7°C | 11.9°C | 30.5°C | 7.1°C | 2 mm | 42% | 2.5 m/s | 4.7 |
| 1993 | 28.6°C | 22.2°C | 15.8°C | 31.4°C | 11.8°C | 4 mm | 45% | 2.8 m/s | 4.4 |
| 1992 | 26.5°C | 20.2°C | 13.9°C | 31.5°C | 5.5°C | 52 mm | 58% | 2.6 m/s | 4 |
| 1991 | 28.0°C | 21.3°C | 14.7°C | 31.5°C | 9.9°C | 2 mm | 48% | 3.1 m/s | 4.6 |
| 1990 | 23.7°C | 17.9°C | 12.1°C | 28.5°C | 5.7°C | 88 mm | 79% | 2.8 m/s | 4.4 |
| 1989 | 27.0°C | 21.4°C | 15.8°C | 31.0°C | 11.4°C | 99 mm | 72% | 2.5 m/s | 4 |
| 1988 | 28.0°C | 20.9°C | 13.7°C | 34.6°C | 6.8°C | 17 mm | 50% | 2.9 m/s | 4.4 |
| 1987 | 26.2°C | 19.7°C | 13.3°C | 32.3°C | 3.0°C | 29 mm | 57% | 2.6 m/s | 4.4 |
| 1986 | 28.1°C | 21.3°C | 14.5°C | 32.2°C | 8.1°C | 18 mm | 50% | 2.6 m/s | 4.6 |
| 1985 | 27.4°C | 20.7°C | 14.0°C | 31.9°C | 6.0°C | 4 mm | 48% | 3.1 m/s | 4.6 |
| 1984 | 27.6°C | 20.3°C | 13.0°C | 30.1°C | 7.6°C | 2 mm | 42% | 2.7 m/s | 4.6 |
| 1983 🌧️ | 24.4°C | 19.0°C | 13.6°C | 27.4°C | 7.0°C | 176 mm | 77% | 2.8 m/s | — |
| 1982 | 28.0°C | 20.3°C | 12.7°C | 31.8°C | 7.3°C | 4 mm | 41% | 2.9 m/s | — |
| 1981 | 26.5°C | 19.8°C | 13.0°C | 30.9°C | 6.8°C | 104 mm | 53% | 2.9 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 27.1°C with lows near 13.3°C (mean 20.2°C), based on 45 years of NASA POWER data.
May averages 23 mm of rainfall in Barcaldine, one of the drier months. The wettest on record was 176 mm in 1983.
The hottest May reached 36.5°C in 2007. The coldest dipped to 2.4°C in 2000.
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 26.8°C to 27.6°C and overnight lows from 13.3°C to 13.7°C over the same span.
May is one of the cooler months of the year in Barcaldine and one of the drier months, so plan for around 27.1°C daytime highs and 13.3°C at night.
Not quite — May is the 4th coolest month in Barcaldine, averaging 20.2°C.
For May in Barcaldine, pack light layers you can adjust through the day, with typical highs of 27.1°C and lows of 13.3°C.
Relative humidity in May averages 52% — relatively dry.
Average wind speed in May is 2.8 m/s. The windiest May on record averaged 3.3 m/s (2024).
The wettest May on record was 1983 with 176 mm. On average, May sees 23 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 Barcaldine 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.
