July is one of the cooler months of the year in Narrogin, with average highs near 14.5°C and lows around 5.4°C (mean 10°C). It is a relatively wet time of year, averaging 98 mm of rainfall and 85% relative humidity across the period.
July is one of the cooler months of the year in Narrogin. Across 45 years of records, the warmest July in Narrogin was 2007 — when the month averaged 11.3°C — while the coldest was 1986 at 8.4°C. Typical July days reach 14.5°C with nights near 5.4°C. The long-term trend is warming, about 0.2°C per decade.
July is a relatively wet time of year in Narrogin, averaging 98 mm of rainfall. The wettest July on record was 2021 with 210 mm, while the driest was 2012 at 30 mm.
Relative humidity in Narrogin during July averages 85%. The most humid July was 1991 at 90%, and the least humid were 1997, 2001 and 2012 at 79%.
July receives about 2.9 kWh/m²/day of solar energy in Narrogin. The sunniest Julys were 2005 and 2020 at 3.2 kWh/m²/day, and the cloudiest was 1984 at 2.3.
Average wind speed in Narrogin during July is 2.9 m/s. The windiest July was 1996 at 4.1 m/s, while the calmest was 2012 at 2.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 9.4°C | 9.8°C | 10.0°C | 10.2°C | 10.3°C | +0.9°C |
| Avg High | 14.0°C | 14.3°C | 14.6°C | 15.0°C | 14.6°C | +0.6°C |
| Avg Low | 4.8°C | 5.5°C | 5.4°C | 5.5°C | 6.0°C | +1.2°C |
| Avg Rain | 91 mm | 104 mm | 97 mm | 76 mm | 135 mm | +44 mm |
July temperatures in Narrogin have risen by about 0.6°C between 1981–1985 and 2021–2025.
July has ranged from a record low of -0.9°C (1990) to a record high of 21.5°C (2006).
Rainfall in July is a relatively wet time of year, averaging 98 mm, with a wettest year of 210 mm.
A quieter season to visit Narrogin
If your dates are flexible, the more temperate months of December and March tend to be the most comfortable for visiting Narrogin. That said, July — with days averaging 14.5°C and nights around 5.4°C (mean 10°C) and higher rainfall (98 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 | 13.8°C | 9.3°C | 4.7°C | 19.2°C | 1.2°C | 136 mm | 88% | 2.9 m/s | 3 |
| 2024 | 15.5°C | 11.2°C | 6.8°C | 19.5°C | 3.0°C | 145 mm | 85% | 3.3 m/s | 2.9 |
| 2023 | 14.5°C | 10.1°C | 5.7°C | 17.2°C | 0.5°C | 105 mm | 87% | 3.2 m/s | 2.9 |
| 2022 | 14.9°C | 10.1°C | 5.4°C | 18.2°C | 1.6°C | 117 mm | 85% | 2.8 m/s | 2.8 |
| 2021 🌧️ | 13.9°C | 10.5°C | 7.1°C | 16.6°C | 4.5°C | 210 mm | 89% | 3.7 m/s | 2.7 |
| 2020 | 15.1°C | 10.6°C | 6.1°C | 19.7°C | 1.8°C | 94 mm | 86% | 2.8 m/s | 3.2 |
| 2019 | 15.5°C | 10.8°C | 6.1°C | 18.6°C | 3.3°C | 52 mm | 85% | 2.4 m/s | 2.8 |
| 2018 | 15.4°C | 10.8°C | 6.3°C | 18.9°C | 2.8°C | 90 mm | 84% | 3.3 m/s | 2.9 |
| 2017 | 14.5°C | 10.3°C | 6.2°C | 19.3°C | 2.8°C | 100 mm | 85% | 3.3 m/s | 2.7 |
| 2016 | 14.3°C | 9.4°C | 4.5°C | 19.0°C | 0.2°C | 46 mm | 83% | 3 m/s | 3 |
| 2015 | 16.1°C | 11.1°C | 6.1°C | 20.5°C | 0.9°C | 57 mm | 82% | 2.6 m/s | 2.7 |
| 2014 | 14.4°C | 10.3°C | 6.1°C | 19.5°C | 1.5°C | 109 mm | 88% | 3 m/s | 2.8 |
| 2013 | 15.0°C | 10.2°C | 5.3°C | 19.8°C | 0.6°C | 99 mm | 83% | 2.8 m/s | 2.9 |
| 2012 | 15.4°C | 9.9°C | 4.3°C | 19.1°C | 1.3°C | 30 mm | 79% | 2.2 m/s | 3.1 |
| 2011 | 14.5°C | 10.3°C | 6.1°C | 18.7°C | 2.4°C | 96 mm | 87% | 2.8 m/s | 2.7 |
| 2010 | 14.6°C | 9.4°C | 4.2°C | 17.5°C | 1.4°C | 75 mm | 83% | 2.4 m/s | 3 |
| 2009 | 14.1°C | 9.6°C | 5.1°C | 18.1°C | 0.7°C | 90 mm | 86% | 2.7 m/s | 2.8 |
| 2008 | 13.9°C | 9.6°C | 5.3°C | 16.6°C | 0.8°C | 140 mm | 87% | 3 m/s | 2.6 |
| 2007 🔥 | 15.5°C | 11.3°C | 7.1°C | 18.8°C | 3.6°C | 143 mm | 85% | 3.6 m/s | 2.7 |
| 2006 | 15.5°C | 10.0°C | 4.5°C | 21.5°C | 1.1°C | 70 mm | 80% | 2.7 m/s | 3.1 |
| 2005 | 14.1°C | 9.4°C | 4.7°C | 17.9°C | -0.3°C | 40 mm | 87% | 2.5 m/s | 3.2 |
| 2004 | 14.0°C | 9.5°C | 5.0°C | 17.6°C | -0.5°C | 77 mm | 85% | 2.5 m/s | 2.9 |
| 2003 | 14.2°C | 9.8°C | 5.4°C | 17.5°C | 1.7°C | 91 mm | 88% | 3.1 m/s | 2.7 |
| 2002 | 14.6°C | 10.3°C | 6.0°C | 19.0°C | -0.1°C | 89 mm | 85% | 3.4 m/s | 2.9 |
| 2001 | 15.8°C | 10.2°C | 4.5°C | 21.3°C | 0.8°C | 79 mm | 79% | 2.5 m/s | 3 |
| 2000 | 13.8°C | 10.0°C | 6.2°C | 17.5°C | 1.7°C | 154 mm | 87% | 3.7 m/s | 2.8 |
| 1999 | 15.2°C | 10.2°C | 5.1°C | 19.1°C | 0.7°C | 86 mm | 84% | 3 m/s | 3.1 |
| 1998 | 13.7°C | 8.9°C | 4.2°C | 17.4°C | 0.2°C | 67 mm | 86% | 2.6 m/s | 2.7 |
| 1997 | 14.8°C | 9.3°C | 3.9°C | 20.4°C | 0.0°C | 62 mm | 79% | 2.7 m/s | 3.1 |
| 1996 | 14.3°C | 10.4°C | 6.6°C | 17.6°C | 0.3°C | 178 mm | 87% | 4.1 m/s | 2.6 |
| 1995 | 14.0°C | 10.3°C | 6.5°C | 18.4°C | 4.0°C | 151 mm | 89% | 3.2 m/s | 2.8 |
| 1994 | 14.6°C | 10.3°C | 6.1°C | 19.6°C | 1.9°C | 64 mm | 88% | 2.5 m/s | 2.9 |
| 1993 | 13.6°C | 9.5°C | 5.4°C | 18.6°C | 0.1°C | 91 mm | 87% | 3.4 m/s | 2.9 |
| 1992 | 14.8°C | 10.5°C | 6.3°C | 17.7°C | 1.9°C | 72 mm | 89% | 2.7 m/s | 2.9 |
| 1991 | 14.1°C | 9.9°C | 5.7°C | 18.8°C | -0.2°C | 130 mm | 90% | 3 m/s | 2.7 |
| 1990 | 13.4°C | 9.0°C | 4.7°C | 17.2°C | -0.9°C | 142 mm | 85% | 3.3 m/s | 3 |
| 1989 | 13.7°C | 9.2°C | 4.6°C | 18.1°C | 1.6°C | 89 mm | 87% | 2.5 m/s | 2.9 |
| 1988 | 14.0°C | 9.1°C | 4.3°C | 17.6°C | 0.9°C | 108 mm | 87% | 2.9 m/s | 2.9 |
| 1987 | 14.7°C | 10.0°C | 5.2°C | 20.4°C | -0.8°C | 118 mm | 84% | 2.9 m/s | 2.9 |
| 1986 ❄️ | 12.9°C | 8.4°C | 3.9°C | 16.1°C | 0.5°C | 77 mm | 86% | 2.9 m/s | 3 |
| 1985 | 14.9°C | 10.3°C | 5.7°C | 17.6°C | 1.2°C | 98 mm | 84% | 2.7 m/s | 2.9 |
| 1984 | 13.4°C | 9.3°C | 5.3°C | 17.5°C | 1.2°C | 49 mm | 86% | 3.1 m/s | 2.3 |
| 1983 | 14.3°C | 9.5°C | 4.8°C | 17.6°C | 1.1°C | 109 mm | 86% | 2.6 m/s | — |
| 1982 | 14.4°C | 9.3°C | 4.3°C | 18.6°C | -0.4°C | 71 mm | 82% | 2.9 m/s | — |
| 1981 | 13.7°C | 9.4°C | 5.1°C | 18.2°C | 1.7°C | 96 mm | 88% | 3 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 14.5°C with lows near 5.4°C (mean 10°C), based on 45 years of NASA POWER data.
July averages 98 mm of rainfall in Narrogin, a relatively wet time of year. The wettest on record was 210 mm in 2021.
The hottest July reached 21.5°C in 2006. The coldest dipped to -0.9°C in 1990.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 0.6°C. Daytime highs moved from 14.1°C to 14.5°C and overnight lows from 5°C to 5.9°C over the same span.
July is one of the cooler months of the year in Narrogin and a relatively wet time of year, so plan for around 14.5°C daytime highs and 5.4°C at night.
Yes — July is the coldest month of the year in Narrogin, averaging 10°C.
For July in Narrogin, pack warm layers and a jacket for chilly mornings, with typical highs of 14.5°C and lows of 5.4°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 85% — quite humid.
Average wind speed in July is 2.9 m/s. The windiest July on record averaged 4.1 m/s (1996).
The wettest July on record was 2021 with 210 mm. On average, July sees 98 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 Narrogin 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.
