July is one of the cooler months of the year in Ouyen, with average highs near 15.2°C and lows around 4.6°C (mean 9.9°C). It is about average for rainfall, averaging 28 mm of rainfall and 75% relative humidity across the period.
July is one of the cooler months of the year in Ouyen. Across 45 years of records, the warmest July in Ouyen was 2019 — when the month averaged 11.4°C — while the coldest was 1982 at 8.3°C. Typical July days reach 15.2°C with nights near 4.6°C. The long-term trend is warming, about 0.3°C per decade.
July is about average for rainfall in Ouyen, averaging 28 mm of rainfall. The wettest July on record was 1986 with 71 mm, while the driest was 1982 at 3 mm.
Relative humidity in Ouyen during July averages 75%. The most humid July was 1989 at 83%, and the least humid was 2002 at 65%.
July receives about 2.5 kWh/m²/day of solar energy in Ouyen. The sunniest Julys were 1985, 1994 and 2017 at 2.8 kWh/m²/day, and the cloudiest was 1984 at 1.9.
Average wind speed in Ouyen during July is 2.7 m/s. The windiest Julys were 1981 and 2021 at 3.2 m/s, while the calmest were 1982, 2001 and 2010 at 2.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 9.3°C | 9.7°C | 10.1°C | 10.3°C | 10.2°C | +0.9°C |
| Avg High | 14.5°C | 15.0°C | 15.5°C | 15.6°C | 15.7°C | +1.2°C |
| Avg Low | 4.1°C | 4.5°C | 4.7°C | 5.0°C | 4.8°C | +0.7°C |
| Avg Rain | 36 mm | 37 mm | 27 mm | 20 mm | 17 mm | -18 mm |
July temperatures in Ouyen have risen by about 1.2°C between 1981–1985 and 2021–2025.
July has ranged from a record low of -3.2°C (1982) to a record high of 25.2°C (2017).
Rainfall in July is about average for rainfall, averaging 28 mm, with a wettest year of 71 mm.
A quieter season to visit Ouyen
If your dates are flexible, the more temperate months of March and December tend to be the most comfortable for visiting Ouyen. That said, July — with days averaging 15.2°C and nights around 4.6°C (mean 9.9°C) and low rainfall (28 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 15.5°C | 10.2°C | 4.9°C | 20.7°C | 1.9°C | 31 mm | 70% | 3 m/s | 2.7 |
| 2024 | 15.7°C | 10.4°C | 5.1°C | 19.1°C | 1.1°C | 16 mm | 74% | 2.9 m/s | 2.6 |
| 2023 | 16.2°C | 10.7°C | 5.2°C | 21.2°C | 1.3°C | 12 mm | 76% | 2.5 m/s | 2.6 |
| 2022 | 15.3°C | 9.9°C | 4.6°C | 20.8°C | 1.1°C | 7 mm | 75% | 2.8 m/s | 2.7 |
| 2021 | 15.7°C | 10.2°C | 4.7°C | 23.0°C | 1.1°C | 26 mm | 70% | 3.2 m/s | 2.5 |
| 2020 | 15.5°C | 9.9°C | 4.4°C | 20.8°C | 1.5°C | 11 mm | 77% | 2.2 m/s | 2.7 |
| 2019 🔥 | 16.7°C | 11.4°C | 6.1°C | 21.0°C | 1.7°C | 19 mm | 72% | 2.9 m/s | 2.5 |
| 2018 | 16.3°C | 10.5°C | 4.7°C | 22.1°C | -0.7°C | 8 mm | 66% | 3.1 m/s | 2.6 |
| 2017 | 16.1°C | 10.6°C | 5.0°C | 25.2°C | -0.6°C | 9 mm | 68% | 2.9 m/s | 2.8 |
| 2016 | 16.1°C | 11.1°C | 6.1°C | 23.0°C | 2.4°C | 21 mm | 73% | 3.1 m/s | 2.4 |
| 2015 | 14.1°C | 8.8°C | 3.6°C | 19.1°C | -0.7°C | 12 mm | 74% | 2.8 m/s | 2.4 |
| 2014 | 15.2°C | 10.2°C | 5.1°C | 19.8°C | 1.4°C | 22 mm | 78% | 2.9 m/s | 2.5 |
| 2013 | 16.0°C | 10.9°C | 5.9°C | 21.6°C | 0.9°C | 26 mm | 78% | 2.8 m/s | 2.4 |
| 2012 | 15.4°C | 10.0°C | 4.7°C | 19.6°C | -0.1°C | 37 mm | 78% | 2.6 m/s | 2.4 |
| 2011 | 15.2°C | 10.1°C | 4.9°C | 21.2°C | 2.0°C | 21 mm | 76% | 2.9 m/s | 2.5 |
| 2010 | 14.9°C | 9.6°C | 4.3°C | 17.5°C | 0.4°C | 24 mm | 80% | 2.1 m/s | 2.4 |
| 2009 | 15.5°C | 10.4°C | 5.3°C | 20.4°C | 1.3°C | 25 mm | 76% | 3 m/s | 2.5 |
| 2008 | 14.7°C | 9.3°C | 4.0°C | 17.8°C | -0.2°C | 28 mm | 74% | 2.9 m/s | 2.4 |
| 2007 | 14.8°C | 9.6°C | 4.5°C | 21.9°C | -0.6°C | 32 mm | 79% | 2.8 m/s | 2.6 |
| 2006 | 15.3°C | 9.8°C | 4.4°C | 19.1°C | 0.9°C | 32 mm | 74% | 2.6 m/s | 2.5 |
| 2005 | 16.0°C | 10.5°C | 4.9°C | 20.5°C | 0.2°C | 30 mm | 77% | 2.3 m/s | 2.5 |
| 2004 | 14.8°C | 9.8°C | 4.7°C | 19.0°C | 1.1°C | 22 mm | 75% | 2.7 m/s | 2.4 |
| 2003 | 15.8°C | 10.2°C | 4.6°C | 20.1°C | 0.6°C | 29 mm | 72% | 2.7 m/s | 2.7 |
| 2002 | 17.1°C | 10.7°C | 4.4°C | 22.5°C | 0.4°C | 8 mm | 65% | 2.9 m/s | 2.6 |
| 2001 | 15.6°C | 10.5°C | 5.4°C | 21.1°C | 1.9°C | 26 mm | 75% | 2.1 m/s | 2.4 |
| 2000 | 15.0°C | 9.9°C | 4.9°C | 20.5°C | 1.6°C | 39 mm | 76% | 2.7 m/s | 2.5 |
| 1999 | 16.4°C | 10.9°C | 5.3°C | 20.2°C | 1.4°C | 27 mm | 74% | 2.5 m/s | 2.5 |
| 1998 | 13.9°C | 9.1°C | 4.3°C | 18.0°C | 0.1°C | 42 mm | 75% | 2.6 m/s | 2.4 |
| 1997 | 14.9°C | 9.1°C | 3.3°C | 19.1°C | 0.7°C | 8 mm | 70% | 2.2 m/s | 2.6 |
| 1996 | 13.9°C | 9.5°C | 5.1°C | 20.4°C | -0.5°C | 60 mm | 80% | 2.9 m/s | 2.2 |
| 1995 | 13.3°C | 8.7°C | 4.2°C | 18.1°C | 0.2°C | 62 mm | 82% | 3.1 m/s | 2.3 |
| 1994 | 16.3°C | 9.9°C | 3.6°C | 21.4°C | -1.2°C | 16 mm | 69% | 2.4 m/s | 2.8 |
| 1993 | 15.8°C | 10.5°C | 5.1°C | 21.3°C | 0.8°C | 43 mm | 72% | 2.5 m/s | 2.5 |
| 1992 | 15.3°C | 9.8°C | 4.2°C | 20.2°C | -0.4°C | 13 mm | 75% | 2.8 m/s | 2.7 |
| 1991 | 14.6°C | 9.6°C | 4.7°C | 18.2°C | 0.6°C | 53 mm | 81% | 2.5 m/s | 2.4 |
| 1990 | 15.1°C | 10.3°C | 5.5°C | 21.4°C | 2.6°C | 43 mm | 78% | 2.9 m/s | 2.5 |
| 1989 | 13.2°C | 8.6°C | 4.1°C | 18.1°C | -1.0°C | 31 mm | 83% | 2.9 m/s | 2.5 |
| 1988 | 15.8°C | 10.8°C | 5.9°C | 20.2°C | 2.9°C | 25 mm | 79% | 3 m/s | 2.3 |
| 1987 | 14.8°C | 9.6°C | 4.3°C | 19.3°C | 1.4°C | 26 mm | 75% | 2.5 m/s | 2.6 |
| 1986 🌧️ | 13.7°C | 8.9°C | 4.1°C | 18.0°C | -2.0°C | 71 mm | 80% | 2.7 m/s | 2.5 |
| 1985 | 15.7°C | 9.9°C | 4.1°C | 24.3°C | -2.3°C | 5 mm | 69% | 2.9 m/s | 2.8 |
| 1984 | 13.6°C | 8.8°C | 4.0°C | 18.5°C | -0.1°C | 43 mm | 78% | 2.8 m/s | 1.9 |
| 1983 | 14.4°C | 9.0°C | 3.6°C | 19.1°C | -1.9°C | 52 mm | 77% | 2.6 m/s | — |
| 1982 ❄️ | 14.6°C | 8.3°C | 2.0°C | 18.4°C | -3.2°C | 3 mm | 70% | 2.1 m/s | — |
| 1981 | 14.7°C | 9.6°C | 4.6°C | 18.6°C | 1.3°C | 64 mm | 78% | 3.2 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 15.2°C with lows near 4.6°C (mean 9.9°C), based on 45 years of NASA POWER data.
July averages 28 mm of rainfall in Ouyen, about average for rainfall. The wettest on record was 71 mm in 1986.
The hottest July reached 25.2°C in 2017. The coldest dipped to -3.2°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 1.2°C. Daytime highs moved from 14.6°C to 15.7°C and overnight lows from 3.7°C to 4.9°C over the same span.
July is one of the cooler months of the year in Ouyen and about average for rainfall, so plan for around 15.2°C daytime highs and 4.6°C at night.
Yes — July is the coldest month of the year in Ouyen, averaging 9.9°C.
For July in Ouyen, pack warm layers and a jacket for chilly mornings, with typical highs of 15.2°C and lows of 4.6°C.
Relative humidity in July averages 75% — moderately humid.
Average wind speed in July is 2.7 m/s. The windiest July on record averaged 3.2 m/s (1981).
The wettest July on record was 1986 with 71 mm. On average, July sees 28 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 Ouyen behaves each July, 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 July specifically, along with year-by-year records and how the month has changed over the decades.
