May is one of the cooler months of the year in Echuca, with average highs near 18.2°C and lows around 6.8°C (mean 12.5°C). It is about average for rainfall, averaging 35 mm of rainfall and 75% relative humidity across the period.
May is one of the cooler months of the year in Echuca. Across 45 years of records, the warmest Mays in Echuca were 2005 and 2007 — when the month averaged 14.1°C — while the coldest was 2020 at 10.9°C. Typical May days reach 18.2°C with nights near 6.8°C. The long-term May temperature trend is broadly flat.
May is about average for rainfall in Echuca, averaging 35 mm of rainfall. The wettest May on record was 1988 with 89 mm, while the driest was 1991 at 3 mm.
Relative humidity in Echuca during May averages 75%. The most humid May was 1989 at 84%, and the least humid was 2005 at 61%.
May receives about 2.7 kWh/m²/day of solar energy in Echuca. The sunniest Mays were 2005 and 2025 at 3.2 kWh/m²/day, and the cloudiest was 1988 at 2.3.
Average wind speed in Echuca during May is 1.6 m/s. The windiest Mays were 1994, 2015 and 2016 at 2 m/s, while the calmest were 2001, 2008 and 2024, among others at 1.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 12.5°C | 12.3°C | 12.7°C | 12.5°C | 12.3°C | -0.2°C |
| Avg High | 17.9°C | 18.0°C | 18.5°C | 18.2°C | 18.1°C | +0.2°C |
| Avg Low | 7.0°C | 6.6°C | 6.8°C | 6.9°C | 6.5°C | -0.5°C |
| Avg Rain | 49 mm | 38 mm | 25 mm | 34 mm | 26 mm | -23 mm |
May temperatures in Echuca have risen by about 0.4°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 0.4°C (2021) to a record high of 28.3°C (1997).
Rainfall in May is about average for rainfall, averaging 35 mm, with a wettest year of 89 mm.
A good time to visit Echuca
May is a good time to visit Echuca, with days averaging 18.2°C and nights around 6.8°C (mean 12.5°C, cooler than Echuca's yearly average) and moderate rainfall. December and March 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 | 20.3°C | 13.8°C | 7.3°C | 26.7°C | 2.9°C | 14 mm | 64% | 1.6 m/s | 3.2 |
| 2024 | 18.9°C | 12.9°C | 6.9°C | 22.4°C | 2.0°C | 37 mm | 73% | 1.3 m/s | 2.9 |
| 2023 | 17.0°C | 11.3°C | 5.7°C | 21.4°C | 1.8°C | 28 mm | 76% | 1.6 m/s | 2.6 |
| 2022 | 17.4°C | 12.2°C | 7.1°C | 22.0°C | 3.4°C | 27 mm | 80% | 1.5 m/s | 2.5 |
| 2021 | 18.9°C | 12.8°C | 6.7°C | 25.7°C | 0.4°C | 30 mm | 72% | 1.6 m/s | 2.8 |
| 2020 ❄️ | 16.3°C | 10.9°C | 5.4°C | 21.5°C | 3.2°C | 17 mm | 81% | 1.8 m/s | 2.8 |
| 2019 | 18.5°C | 12.9°C | 7.2°C | 23.2°C | 2.9°C | 51 mm | 74% | 1.8 m/s | 2.6 |
| 2018 | 19.0°C | 13.0°C | 7.0°C | 28.2°C | 2.9°C | 21 mm | 71% | 1.9 m/s | 2.7 |
| 2017 | 18.3°C | 12.4°C | 6.5°C | 21.4°C | 1.6°C | 15 mm | 75% | 1.5 m/s | 2.8 |
| 2016 | 18.6°C | 13.1°C | 7.7°C | 25.5°C | 1.3°C | 62 mm | 75% | 2 m/s | 2.6 |
| 2015 | 17.7°C | 12.3°C | 6.9°C | 22.8°C | 2.5°C | 22 mm | 77% | 2 m/s | 2.7 |
| 2014 | 19.1°C | 13.8°C | 8.4°C | 24.9°C | 3.0°C | 49 mm | 80% | 1.5 m/s | 2.6 |
| 2013 | 18.2°C | 12.4°C | 6.6°C | 25.1°C | 3.3°C | 26 mm | 72% | 1.6 m/s | 2.7 |
| 2012 | 17.5°C | 11.6°C | 5.7°C | 24.8°C | 3.0°C | 19 mm | 76% | 1.6 m/s | 2.8 |
| 2011 | 16.7°C | 11.1°C | 5.5°C | 22.5°C | 2.0°C | 17 mm | 79% | 1.5 m/s | 2.5 |
| 2010 | 18.3°C | 12.8°C | 7.2°C | 24.4°C | 2.2°C | 58 mm | 77% | 1.5 m/s | 2.7 |
| 2009 | 18.8°C | 12.9°C | 7.0°C | 23.0°C | 4.0°C | 18 mm | 76% | 1.6 m/s | 2.9 |
| 2008 | 18.1°C | 12.2°C | 6.2°C | 22.5°C | 3.7°C | 18 mm | 75% | 1.3 m/s | 2.7 |
| 2007 | 19.7°C | 14.1°C | 8.5°C | 24.1°C | 3.0°C | 55 mm | 75% | 1.8 m/s | 2.5 |
| 2006 | 17.3°C | 11.4°C | 5.5°C | 21.7°C | 2.0°C | 12 mm | 76% | 1.6 m/s | 2.7 |
| 2005 🔥 | 20.7°C | 14.1°C | 7.4°C | 27.6°C | 2.6°C | 4 mm | 61% | 1.5 m/s | 3.2 |
| 2004 | 17.7°C | 11.6°C | 5.5°C | 21.2°C | 1.8°C | 27 mm | 73% | 1.7 m/s | 2.9 |
| 2003 | 18.7°C | 13.0°C | 7.3°C | 23.7°C | 2.7°C | 41 mm | 74% | 1.4 m/s | 2.8 |
| 2002 | 19.4°C | 13.3°C | 7.2°C | 27.6°C | 3.0°C | 17 mm | 65% | 1.5 m/s | 3 |
| 2001 | 17.9°C | 12.4°C | 6.9°C | 23.9°C | 3.6°C | 8 mm | 75% | 1.3 m/s | 2.7 |
| 2000 | 17.0°C | 11.7°C | 6.3°C | 22.9°C | 1.4°C | 48 mm | 77% | 1.8 m/s | 2.7 |
| 1999 | 18.5°C | 12.5°C | 6.4°C | 23.9°C | 0.7°C | 62 mm | 71% | 1.6 m/s | 2.7 |
| 1998 | 18.0°C | 12.4°C | 6.9°C | 23.1°C | 2.3°C | 8 mm | 76% | 1.5 m/s | 2.8 |
| 1997 | 17.9°C | 12.4°C | 7.0°C | 28.3°C | 0.6°C | 54 mm | 74% | 1.5 m/s | 2.5 |
| 1996 | 18.3°C | 12.4°C | 6.4°C | 25.1°C | 1.6°C | 16 mm | 77% | 1.5 m/s | 2.7 |
| 1995 | 17.0°C | 11.9°C | 6.9°C | 23.3°C | 2.6°C | 73 mm | 80% | 1.6 m/s | 2.8 |
| 1994 | 18.4°C | 12.5°C | 6.6°C | 24.5°C | 2.2°C | 14 mm | 67% | 2 m/s | 2.8 |
| 1993 | 18.5°C | 12.6°C | 6.7°C | 26.0°C | 1.5°C | 29 mm | 72% | 1.4 m/s | 2.7 |
| 1992 | 17.0°C | 11.7°C | 6.5°C | 23.7°C | 1.4°C | 76 mm | 80% | 1.4 m/s | 2.6 |
| 1991 | 18.5°C | 12.3°C | 6.0°C | 22.5°C | 2.8°C | 3 mm | 73% | 1.3 m/s | 3 |
| 1990 | 17.9°C | 12.3°C | 6.7°C | 25.9°C | 1.4°C | 50 mm | 76% | 1.6 m/s | 2.8 |
| 1989 | 18.0°C | 13.2°C | 8.5°C | 22.2°C | 2.7°C | 53 mm | 84% | 1.5 m/s | 2.6 |
| 1988 🌧️ | 18.6°C | 13.8°C | 9.0°C | 26.8°C | 3.2°C | 89 mm | 81% | 1.5 m/s | 2.3 |
| 1987 | 17.5°C | 12.0°C | 6.6°C | 23.9°C | 1.7°C | 33 mm | 78% | 1.7 m/s | 2.5 |
| 1986 | 17.9°C | 12.4°C | 6.9°C | 21.8°C | 2.4°C | 54 mm | 77% | 1.5 m/s | 2.7 |
| 1985 | 18.4°C | 12.6°C | 6.7°C | 27.0°C | 1.6°C | 48 mm | 72% | 1.6 m/s | 2.8 |
| 1984 | 18.3°C | 12.2°C | 6.0°C | 23.5°C | 2.1°C | 6 mm | 71% | 1.4 m/s | 3 |
| 1983 | 17.0°C | 12.2°C | 7.4°C | 22.0°C | 1.9°C | 78 mm | 84% | 1.8 m/s | — |
| 1982 | 17.7°C | 11.6°C | 5.5°C | 24.4°C | 1.1°C | 22 mm | 71% | 1.7 m/s | — |
| 1981 | 17.9°C | 12.2°C | 6.4°C | 24.6°C | 0.7°C | 55 mm | 75% | 1.7 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 18.2°C with lows near 6.8°C (mean 12.5°C), based on 45 years of NASA POWER data.
May averages 35 mm of rainfall in Echuca, about average for rainfall. The wettest on record was 89 mm in 1988.
The hottest May reached 28.3°C in 1997. The coldest dipped to 0.4°C in 2021.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 0.4°C. Daytime highs moved from 17.9°C to 18.5°C and overnight lows from 6.4°C to 6.7°C over the same span.
May is one of the cooler months of the year in Echuca and about average for rainfall, so plan for around 18.2°C daytime highs and 6.8°C at night.
Not quite — May is the 5th coolest month in Echuca, averaging 12.5°C.
For May in Echuca, pack warm layers and a jacket for chilly mornings, with typical highs of 18.2°C and lows of 6.8°C.
Relative humidity in May averages 75% — moderately humid.
Average wind speed in May is 1.6 m/s. The windiest May on record averaged 2 m/s (1994).
The wettest May on record was 1988 with 89 mm. On average, May sees 35 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 Echuca 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.
