May is one of the cooler months of the year in Meekatharra, with average highs near 25.2°C and lows around 11.3°C (mean 18.3°C). It is about average for rainfall, averaging 21 mm of rainfall and 46% relative humidity across the period.
May is one of the cooler months of the year in Meekatharra. Across 45 years of records, the warmest May in Meekatharra was 1998 — when the month averaged 22.2°C — while the coldest was 2000 at 14.6°C. Typical May days reach 25.2°C with nights near 11.3°C. The long-term May temperature trend is broadly flat.
May is about average for rainfall in Meekatharra, averaging 21 mm of rainfall. The wettest May on record was 1997 with 97 mm, while the driest were 2000, 2017 and 2023, among others at 0 mm.
Relative humidity in Meekatharra during May averages 46%. The most humid May was 1992 at 68%, and the least humid was 1994 at 32%.
May receives about 4.2 kWh/m²/day of solar energy in Meekatharra. The sunniest May was 2017 at 4.7 kWh/m²/day, and the cloudiest was 1997 at 3.6.
Average wind speed in Meekatharra during May is 3.2 m/s. The windiest Mays were 1995 and 2018 at 3.7 m/s, while the calmest was 2008 at 2.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 17.9°C | 18.4°C | 18.3°C | 18.0°C | 18.6°C | +0.7°C |
| Avg High | 24.9°C | 25.1°C | 25.3°C | 25.0°C | 25.7°C | +0.8°C |
| Avg Low | 11.0°C | 11.8°C | 11.2°C | 11.0°C | 11.6°C | +0.6°C |
| Avg Rain | 32 mm | 31 mm | 14 mm | 13 mm | 11 mm | -20 mm |
May temperatures in Meekatharra have risen by about 0.5°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 3.3°C (1993) to a record high of 36.3°C (1990).
Rainfall in May is about average for rainfall, averaging 21 mm, with a wettest year of 97 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 Meekatharra
May is one of the best times to visit Meekatharra. Expect days averaging 25.2°C and nights around 11.3°C (mean 18.3°C) — cooler than Meekatharra's yearly average — with low rainfall (21 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 | 27.1°C | 19.7°C | 12.2°C | 32.9°C | 6.5°C | 2 mm | 33% | 3.4 m/s | 4.6 |
| 2024 | 27.1°C | 19.9°C | 12.7°C | 30.5°C | 5.6°C | 9 mm | 34% | 3.1 m/s | 4.4 |
| 2023 | 25.3°C | 18.0°C | 10.7°C | 29.3°C | 6.7°C | 0 mm | 41% | 3.4 m/s | 4.4 |
| 2022 | 24.7°C | 18.3°C | 11.8°C | 30.2°C | 5.4°C | 8 mm | 46% | 3.2 m/s | 4 |
| 2021 | 25.3°C | 18.9°C | 12.5°C | 30.3°C | 5.5°C | 48 mm | 44% | 3.3 m/s | 4 |
| 2020 | 24.5°C | 17.0°C | 9.5°C | 30.7°C | 4.5°C | 1 mm | 33% | 3.4 m/s | 4.6 |
| 2019 | 26.4°C | 18.4°C | 10.4°C | 32.1°C | 3.8°C | 0 mm | 34% | 3.2 m/s | 4.6 |
| 2018 | 26.1°C | 18.6°C | 11.1°C | 32.9°C | 7.0°C | 3 mm | 34% | 3.7 m/s | 4.6 |
| 2017 | 25.8°C | 18.1°C | 10.3°C | 30.3°C | 6.6°C | 0 mm | 47% | 2.9 m/s | 4.7 |
| 2016 | 25.7°C | 18.8°C | 11.9°C | 30.8°C | 5.9°C | 21 mm | 49% | 3.2 m/s | 4.2 |
| 2015 | 22.5°C | 16.2°C | 9.9°C | 26.6°C | 5.3°C | 17 mm | 56% | 3.5 m/s | 4 |
| 2014 | 24.6°C | 18.3°C | 12.0°C | 30.0°C | 5.7°C | 32 mm | 52% | 2.6 m/s | 4 |
| 2013 | 24.7°C | 18.1°C | 11.4°C | 33.4°C | 4.7°C | 36 mm | 49% | 3.3 m/s | 4 |
| 2012 | 26.2°C | 19.1°C | 12.0°C | 30.8°C | 5.2°C | 10 mm | 45% | 3.3 m/s | 4.2 |
| 2011 | 22.8°C | 16.7°C | 10.5°C | 27.0°C | 6.9°C | 5 mm | 57% | 3.5 m/s | 4 |
| 2010 | 25.6°C | 18.1°C | 10.7°C | 33.4°C | 5.5°C | 9 mm | 44% | 3.3 m/s | 4.4 |
| 2009 | 24.3°C | 17.2°C | 10.2°C | 29.2°C | 5.2°C | 14 mm | 39% | 3.5 m/s | 4.5 |
| 2008 | 27.6°C | 19.8°C | 12.1°C | 32.5°C | 7.0°C | 7 mm | 37% | 2.5 m/s | 4.5 |
| 2007 | 25.4°C | 18.0°C | 10.7°C | 31.0°C | 4.6°C | 7 mm | 46% | 2.8 m/s | 4.4 |
| 2006 | 24.4°C | 17.3°C | 10.1°C | 27.6°C | 7.4°C | 5 mm | 46% | 3.1 m/s | 4.3 |
| 2005 | 27.3°C | 21.1°C | 14.9°C | 31.9°C | 9.6°C | 54 mm | 47% | 2.9 m/s | 3.7 |
| 2004 | 23.0°C | 16.1°C | 9.2°C | 29.4°C | 4.3°C | 21 mm | 52% | 3.2 m/s | 4.3 |
| 2003 | 26.4°C | 19.3°C | 12.2°C | 30.6°C | 6.6°C | 5 mm | 45% | 3.3 m/s | 4.3 |
| 2002 | 27.6°C | 21.0°C | 14.4°C | 34.5°C | 7.3°C | 18 mm | 44% | 3 m/s | 4 |
| 2001 | 25.3°C | 18.4°C | 11.4°C | 30.4°C | 6.7°C | 10 mm | 50% | 2.8 m/s | 4.1 |
| 2000 ❄️ | 21.9°C | 14.6°C | 7.2°C | 26.0°C | 3.9°C | 0 mm | 53% | 3.4 m/s | 4.6 |
| 1999 | 25.9°C | 19.4°C | 12.8°C | 30.2°C | 6.0°C | 44 mm | 51% | 3 m/s | 3.7 |
| 1998 🔥 | 28.6°C | 22.2°C | 15.8°C | 32.8°C | 12.0°C | 53 mm | 49% | 3.1 m/s | 3.9 |
| 1997 🌧️ | 22.1°C | 16.7°C | 11.3°C | 29.4°C | 5.9°C | 97 mm | 66% | 3.3 m/s | 3.6 |
| 1996 | 26.1°C | 18.8°C | 11.6°C | 31.4°C | 6.3°C | 6 mm | 42% | 3.3 m/s | 4.2 |
| 1995 | 22.4°C | 15.9°C | 9.3°C | 28.4°C | 4.1°C | 12 mm | 56% | 3.7 m/s | 4.2 |
| 1994 | 27.5°C | 19.8°C | 12.1°C | 32.4°C | 7.0°C | 7 mm | 32% | 2.8 m/s | 4.6 |
| 1993 | 23.2°C | 16.9°C | 10.6°C | 27.5°C | 3.3°C | 46 mm | 53% | 3.4 m/s | 4.1 |
| 1992 | 21.6°C | 15.5°C | 9.4°C | 28.0°C | 4.1°C | 41 mm | 68% | 2.7 m/s | 4.2 |
| 1991 | 26.6°C | 19.8°C | 13.0°C | 31.5°C | 8.7°C | 4 mm | 38% | 3 m/s | 4.1 |
| 1990 | 26.6°C | 19.4°C | 12.2°C | 36.3°C | 4.6°C | 3 mm | 41% | 3.1 m/s | 4.5 |
| 1989 | 25.0°C | 17.9°C | 10.9°C | 28.9°C | 8.3°C | 29 mm | 49% | 3.1 m/s | 4.3 |
| 1988 | 24.0°C | 17.4°C | 10.9°C | 28.9°C | 7.1°C | 23 mm | 56% | 3.1 m/s | 4 |
| 1987 | 22.9°C | 16.1°C | 9.4°C | 29.7°C | 4.1°C | 9 mm | 44% | 3.1 m/s | 4 |
| 1986 | 25.0°C | 17.4°C | 9.9°C | 31.8°C | 6.8°C | 0 mm | 37% | 3.2 m/s | 4.5 |
| 1985 | 24.7°C | 17.6°C | 10.6°C | 32.3°C | 5.6°C | 30 mm | 43% | 3 m/s | 4.1 |
| 1984 | 24.1°C | 17.8°C | 11.5°C | 27.8°C | 6.1°C | 95 mm | 58% | 3 m/s | 3.7 |
| 1983 | 27.4°C | 19.6°C | 11.7°C | 33.3°C | 7.1°C | 0 mm | 37% | 2.7 m/s | — |
| 1982 | 25.5°C | 18.7°C | 12.0°C | 32.2°C | 4.2°C | 66 mm | 48% | 2.9 m/s | — |
| 1981 | 25.6°C | 18.8°C | 12.0°C | 32.0°C | 5.0°C | 30 mm | 42% | 3.5 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 25.2°C with lows near 11.3°C (mean 18.3°C), based on 45 years of NASA POWER data.
May averages 21 mm of rainfall in Meekatharra, about average for rainfall. The wettest on record was 97 mm in 1997.
The hottest May reached 36.3°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 0.5°C. Daytime highs moved from 25.5°C to 25.9°C and overnight lows from 11.6°C to 12°C over the same span.
May is one of the cooler months of the year in Meekatharra and about average for rainfall, so plan for around 25.2°C daytime highs and 11.3°C at night.
Not quite — May is the 4th coolest month in Meekatharra, averaging 18.3°C.
For May in Meekatharra, pack light layers you can adjust through the day, with typical highs of 25.2°C and lows of 11.3°C.
Relative humidity in May averages 46% — relatively dry.
Average wind speed in May is 3.2 m/s. The windiest May on record averaged 3.7 m/s (1995).
The wettest May on record was 1997 with 97 mm. On average, May sees 21 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 Meekatharra 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.
