May is one of the cooler months of the year in Wagga Wagga, with average highs near 17.7°C and lows around 6.6°C (mean 12.1°C). It is about average for rainfall, averaging 45 mm of rainfall and 74% relative humidity across the period.
May is one of the cooler months of the year in Wagga Wagga. Across 45 years of records, the warmest May in Wagga Wagga was 2007 — when the month averaged 13.9°C — while the coldest were 2012 and 2023 at 10.2°C. Typical May days reach 17.7°C with nights near 6.6°C. The long-term May temperature trend is broadly flat.
May is about average for rainfall in Wagga Wagga, averaging 45 mm of rainfall. The wettest May on record was 1995 with 140 mm, while the driest was 2005 at 4 mm.
Relative humidity in Wagga Wagga during May averages 74%. The most humid May was 1989 at 87%, and the least humid was 2005 at 59%.
May receives about 2.9 kWh/m²/day of solar energy in Wagga Wagga. The sunniest Mays were 1984 and 2005 at 3.2 kWh/m²/day, and the cloudiest was 1988 at 2.5.
Average wind speed in Wagga Wagga during May is 2.1 m/s. The windiest May was 2016 at 2.6 m/s, while the calmest were 2001, 2005 and 2008, among others at 1.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 12.1°C | 12.3°C | 12.4°C | 11.8°C | 11.9°C | -0.2°C |
| Avg High | 17.4°C | 18.0°C | 18.2°C | 17.3°C | 17.5°C | +0.1°C |
| Avg Low | 6.8°C | 6.7°C | 6.6°C | 6.3°C | 6.4°C | -0.4°C |
| Avg Rain | 68 mm | 49 mm | 28 mm | 46 mm | 31 mm | -37 mm |
May temperatures in Wagga Wagga have risen by about 0.3°C between 1981–1985 and 2021–2025.
May has ranged from a record low of -1.3°C (2004) to a record high of 27.2°C (2018).
Rainfall in May is about average for rainfall, averaging 45 mm, with a wettest year of 140 mm.
A good time to visit Wagga Wagga
May is a good time to visit Wagga Wagga, with days averaging 17.7°C and nights around 6.6°C (mean 12.1°C, cooler than Wagga Wagga'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 | 19.7°C | 13.7°C | 7.7°C | 25.1°C | 3.5°C | 38 mm | 66% | 2 m/s | 3.1 |
| 2024 | 18.9°C | 13.0°C | 7.0°C | 21.8°C | 2.1°C | 16 mm | 70% | 2 m/s | 3.1 |
| 2023 | 15.5°C | 10.2°C | 4.9°C | 20.6°C | 1.5°C | 16 mm | 77% | 2 m/s | 2.8 |
| 2022 | 17.5°C | 12.4°C | 7.4°C | 22.4°C | 1.6°C | 52 mm | 79% | 2.1 m/s | 2.6 |
| 2021 | 17.5°C | 11.9°C | 6.2°C | 23.5°C | 0.0°C | 42 mm | 75% | 2 m/s | 3 |
| 2020 | 15.9°C | 10.4°C | 5.0°C | 20.7°C | 1.9°C | 22 mm | 81% | 2.3 m/s | 3.1 |
| 2019 | 17.1°C | 11.6°C | 6.1°C | 22.4°C | 0.6°C | 41 mm | 74% | 2.2 m/s | 2.8 |
| 2018 | 18.2°C | 12.2°C | 6.3°C | 27.2°C | 2.0°C | 24 mm | 68% | 2.3 m/s | 2.9 |
| 2017 | 17.9°C | 12.1°C | 6.4°C | 23.4°C | 1.0°C | 33 mm | 71% | 1.9 m/s | 3 |
| 2016 | 18.0°C | 12.6°C | 7.2°C | 25.4°C | 0.6°C | 65 mm | 73% | 2.6 m/s | 2.8 |
| 2015 | 16.9°C | 11.6°C | 6.4°C | 23.6°C | 1.3°C | 39 mm | 77% | 2.3 m/s | 2.7 |
| 2014 | 18.4°C | 13.2°C | 8.0°C | 23.8°C | 2.5°C | 57 mm | 77% | 2 m/s | 2.7 |
| 2013 | 17.4°C | 11.8°C | 6.1°C | 24.4°C | 2.8°C | 55 mm | 74% | 2.1 m/s | 2.8 |
| 2012 ❄️ | 15.8°C | 10.2°C | 4.6°C | 22.2°C | 2.4°C | 40 mm | 79% | 1.9 m/s | 3 |
| 2011 | 15.6°C | 10.6°C | 5.6°C | 20.9°C | 0.7°C | 43 mm | 78% | 1.9 m/s | 3 |
| 2010 | 17.6°C | 12.1°C | 6.5°C | 23.3°C | 1.7°C | 62 mm | 76% | 2 m/s | 3 |
| 2009 | 18.7°C | 12.8°C | 7.0°C | 22.0°C | 2.6°C | 13 mm | 72% | 2.2 m/s | 3.1 |
| 2008 | 18.1°C | 12.1°C | 6.2°C | 21.8°C | 3.8°C | 14 mm | 72% | 1.7 m/s | 3 |
| 2007 🔥 | 19.6°C | 13.9°C | 8.3°C | 24.7°C | 0.9°C | 60 mm | 71% | 2.1 m/s | 2.7 |
| 2006 | 17.4°C | 11.2°C | 5.0°C | 21.7°C | 1.4°C | 7 mm | 69% | 1.9 m/s | 3 |
| 2005 | 20.2°C | 13.7°C | 7.1°C | 25.3°C | 1.7°C | 4 mm | 59% | 1.7 m/s | 3.2 |
| 2004 | 17.0°C | 11.0°C | 5.0°C | 22.5°C | -1.3°C | 37 mm | 69% | 2.1 m/s | 3 |
| 2003 | 19.5°C | 13.5°C | 7.6°C | 23.6°C | 3.2°C | 21 mm | 68% | 1.9 m/s | 3 |
| 2002 | 18.0°C | 12.6°C | 7.2°C | 24.7°C | 2.9°C | 32 mm | 68% | 1.9 m/s | 2.8 |
| 2001 | 17.8°C | 11.9°C | 6.1°C | 23.9°C | 2.8°C | 12 mm | 72% | 1.7 m/s | 3.1 |
| 2000 | 16.2°C | 11.1°C | 6.0°C | 25.3°C | 0.8°C | 85 mm | 79% | 2.3 m/s | 2.6 |
| 1999 | 18.7°C | 12.6°C | 6.5°C | 22.6°C | 0.3°C | 50 mm | 70% | 1.9 m/s | 2.9 |
| 1998 | 17.8°C | 12.4°C | 7.0°C | 22.6°C | 1.1°C | 16 mm | 73% | 2.1 m/s | 2.9 |
| 1997 | 18.4°C | 13.0°C | 7.5°C | 26.7°C | -0.7°C | 60 mm | 71% | 2 m/s | 2.7 |
| 1996 | 18.5°C | 12.6°C | 6.7°C | 24.5°C | 1.5°C | 45 mm | 76% | 2 m/s | 2.8 |
| 1995 🌧️ | 16.5°C | 11.9°C | 7.3°C | 20.0°C | 2.3°C | 140 mm | 82% | 2.1 m/s | 2.6 |
| 1994 | 18.0°C | 12.0°C | 6.0°C | 22.6°C | 2.4°C | 10 mm | 67% | 2.5 m/s | 2.9 |
| 1993 | 18.6°C | 12.5°C | 6.3°C | 23.6°C | 0.7°C | 38 mm | 68% | 1.8 m/s | 3 |
| 1992 | 17.1°C | 11.7°C | 6.3°C | 23.2°C | 1.3°C | 31 mm | 77% | 1.7 m/s | 2.9 |
| 1991 | 19.0°C | 12.7°C | 6.4°C | 24.7°C | 1.9°C | 21 mm | 66% | 1.8 m/s | 3 |
| 1990 | 17.3°C | 12.0°C | 6.7°C | 23.0°C | 0.6°C | 83 mm | 79% | 2.1 m/s | 2.9 |
| 1989 | 17.1°C | 12.8°C | 8.5°C | 20.9°C | 1.6°C | 89 mm | 87% | 2.1 m/s | 2.7 |
| 1988 | 17.8°C | 12.9°C | 7.9°C | 26.7°C | 2.9°C | 129 mm | 79% | 2 m/s | 2.5 |
| 1987 | 17.1°C | 11.7°C | 6.4°C | 23.3°C | 0.5°C | 60 mm | 76% | 2.3 m/s | 2.7 |
| 1986 | 17.9°C | 12.4°C | 6.8°C | 23.7°C | -0.3°C | 58 mm | 74% | 2.1 m/s | 2.8 |
| 1985 | 18.0°C | 12.2°C | 6.5°C | 24.1°C | 0.7°C | 59 mm | 74% | 2.2 m/s | 3 |
| 1984 | 17.7°C | 11.8°C | 5.9°C | 22.1°C | 1.8°C | 14 mm | 72% | 1.8 m/s | 3.2 |
| 1983 | 16.4°C | 11.9°C | 7.4°C | 22.5°C | 1.8°C | 115 mm | 83% | 2.5 m/s | — |
| 1982 | 16.9°C | 11.1°C | 5.2°C | 22.2°C | -0.3°C | 28 mm | 71% | 2.2 m/s | — |
| 1981 | 17.8°C | 12.3°C | 6.7°C | 25.1°C | 0.4°C | 62 mm | 73% | 2.1 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 17.7°C with lows near 6.6°C (mean 12.1°C), based on 45 years of NASA POWER data.
May averages 45 mm of rainfall in Wagga Wagga, about average for rainfall. The wettest on record was 140 mm in 1995.
The hottest May reached 27.2°C in 2018. The coldest dipped to -1.3°C in 2004.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 0.3°C. Daytime highs moved from 17.4°C to 17.8°C and overnight lows from 6.3°C to 6.6°C over the same span.
May is one of the cooler months of the year in Wagga Wagga and about average for rainfall, so plan for around 17.7°C daytime highs and 6.6°C at night.
Not quite — May is the 5th coolest month in Wagga Wagga, averaging 12.1°C.
For May in Wagga Wagga, pack warm layers and a jacket for chilly mornings, with typical highs of 17.7°C and lows of 6.6°C.
Relative humidity in May averages 74% — moderately humid.
Average wind speed in May is 2.1 m/s. The windiest May on record averaged 2.6 m/s (2016).
The wettest May on record was 1995 with 140 mm. On average, May sees 45 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 Wagga Wagga 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.
