July is one of the cooler months of the year in Geraldton, with average highs near 19.3°C and lows around 16.6°C (mean 18°C). It is a relatively wet time of year, averaging 88 mm of rainfall and 68% relative humidity across the period.
July is one of the cooler months of the year in Geraldton. Across 45 years of records, the warmest Julys in Geraldton were 2007 and 2022 — when the month averaged 18.9°C — while the coldest was 1986 at 16.5°C. Typical July days reach 19.3°C with nights near 16.6°C. The long-term July temperature trend is broadly flat.
July is a relatively wet time of year in Geraldton, averaging 88 mm of rainfall. The wettest July on record was 1996 with 184 mm, while the driest was 2005 at 27 mm.
Relative humidity in Geraldton during July averages 68%. The most humid July was 2016 at 70%, and the least humid were 1983 and 2022 at 64%.
July receives about 3.4 kWh/m²/day of solar energy in Geraldton. The sunniest Julys were 2019 and 2020 at 3.8 kWh/m²/day, and the cloudiest was 1984 at 2.8.
Average wind speed in Geraldton during July is 5.5 m/s. The windiest July was 1996 at 6.8 m/s, while the calmest was 1994 at 4.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 17.7°C | 18.0°C | 18.0°C | 17.9°C | 18.4°C | +0.7°C |
| Avg High | 19.1°C | 19.3°C | 19.4°C | 19.3°C | 19.7°C | +0.6°C |
| Avg Low | 16.4°C | 16.6°C | 16.7°C | 16.5°C | 17.0°C | +0.6°C |
| Avg Rain | 92 mm | 98 mm | 95 mm | 78 mm | 73 mm | -20 mm |
July temperatures in Geraldton have risen by about 0.6°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 12.4°C (1997) to a record high of 24°C (1992).
Rainfall in July is a relatively wet time of year, averaging 88 mm, with a wettest year of 184 mm.
A quieter season to visit Geraldton
If your dates are flexible, the more temperate months of December and April tend to be the most comfortable for visiting Geraldton. That said, July — with days averaging 19.3°C and nights around 16.6°C (mean 18°C) and higher rainfall (88 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 | 19.0°C | 17.8°C | 16.7°C | 22.6°C | 13.8°C | 92 mm | 68% | 6 m/s | 3.4 |
| 2024 | 20.1°C | 18.8°C | 17.4°C | 23.0°C | 14.7°C | 131 mm | 68% | 5.5 m/s | 3.5 |
| 2023 | 19.0°C | 17.6°C | 16.2°C | 21.5°C | 13.8°C | 44 mm | 66% | 4.9 m/s | 3.6 |
| 2022 | 20.3°C | 18.9°C | 17.4°C | 23.7°C | 15.4°C | 53 mm | 64% | 5 m/s | 3.4 |
| 2021 | 19.4°C | 18.4°C | 17.4°C | 21.2°C | 15.6°C | 77 mm | 69% | 6.1 m/s | 3.1 |
| 2020 | 20.5°C | 18.7°C | 16.9°C | 23.7°C | 15.1°C | 39 mm | 68% | 5.5 m/s | 3.8 |
| 2019 | 19.6°C | 17.9°C | 16.3°C | 22.8°C | 14.3°C | 40 mm | 69% | 4.8 m/s | 3.8 |
| 2018 | 19.6°C | 18.5°C | 17.3°C | 23.2°C | 14.4°C | 128 mm | 68% | 5.4 m/s | 3.3 |
| 2017 | 19.2°C | 18.2°C | 17.2°C | 22.2°C | 15.2°C | 65 mm | 69% | 5.3 m/s | 3.3 |
| 2016 | 18.6°C | 17.1°C | 15.7°C | 21.2°C | 12.9°C | 126 mm | 70% | 6.1 m/s | 3.4 |
| 2015 | 19.9°C | 18.3°C | 16.7°C | 22.3°C | 13.6°C | 88 mm | 69% | 5 m/s | 3.2 |
| 2014 | 19.3°C | 18.1°C | 16.9°C | 22.8°C | 14.7°C | 58 mm | 69% | 5 m/s | 3.5 |
| 2013 | 19.3°C | 17.9°C | 16.5°C | 21.7°C | 13.5°C | 58 mm | 65% | 5.5 m/s | 3.6 |
| 2012 | 19.6°C | 17.6°C | 15.7°C | 22.8°C | 13.5°C | 64 mm | 66% | 5.4 m/s | 3.7 |
| 2011 | 19.4°C | 18.2°C | 17.1°C | 22.1°C | 14.5°C | 76 mm | 70% | 5.7 m/s | 3.3 |
| 2010 | 18.7°C | 17.2°C | 15.7°C | 20.4°C | 13.6°C | 77 mm | 65% | 5.5 m/s | 3.7 |
| 2009 | 18.8°C | 17.3°C | 15.8°C | 21.7°C | 13.4°C | 92 mm | 68% | 5.8 m/s | 3.3 |
| 2008 | 19.5°C | 18.2°C | 16.8°C | 22.7°C | 13.8°C | 140 mm | 68% | 5.7 m/s | 3.2 |
| 2007 🔥 | 20.2°C | 18.9°C | 17.7°C | 23.2°C | 15.3°C | 81 mm | 66% | 6.2 m/s | 3.1 |
| 2006 | 19.3°C | 17.7°C | 16.0°C | 23.5°C | 12.8°C | 78 mm | 65% | 5.2 m/s | 3.6 |
| 2005 | 19.4°C | 18.0°C | 16.6°C | 22.1°C | 12.7°C | 27 mm | 67% | 4.7 m/s | 3.6 |
| 2004 | 19.1°C | 17.7°C | 16.4°C | 22.1°C | 14.3°C | 79 mm | 67% | 5.5 m/s | 3.3 |
| 2003 | 18.5°C | 17.4°C | 16.2°C | 20.5°C | 13.4°C | 93 mm | 70% | 5.4 m/s | 3.4 |
| 2002 | 20.2°C | 18.8°C | 17.4°C | 23.4°C | 13.7°C | 76 mm | 68% | 5.5 m/s | 3.2 |
| 2001 | 19.9°C | 18.3°C | 16.7°C | 22.6°C | 14.6°C | 177 mm | 68% | 5.7 m/s | 3.3 |
| 2000 | 19.2°C | 18.1°C | 17.1°C | 20.5°C | 13.3°C | 105 mm | 68% | 5.9 m/s | 3.3 |
| 1999 | 19.9°C | 18.4°C | 16.9°C | 22.5°C | 14.3°C | 124 mm | 67% | 5.6 m/s | 3.4 |
| 1998 | 18.8°C | 17.5°C | 16.2°C | 21.2°C | 12.7°C | 133 mm | 70% | 5.7 m/s | 3 |
| 1997 | 19.2°C | 17.5°C | 15.8°C | 21.8°C | 12.4°C | 89 mm | 65% | 6 m/s | 3.5 |
| 1996 🌧️ | 20.1°C | 18.8°C | 17.6°C | 22.5°C | 15.2°C | 184 mm | 70% | 6.8 m/s | 3 |
| 1995 | 19.3°C | 18.1°C | 16.9°C | 21.5°C | 15.6°C | 128 mm | 67% | 5.9 m/s | 3.4 |
| 1994 | 19.6°C | 18.5°C | 17.3°C | 23.0°C | 13.4°C | 47 mm | 69% | 4.6 m/s | 3.7 |
| 1993 | 18.8°C | 17.3°C | 15.9°C | 21.3°C | 13.0°C | 77 mm | 69% | 6.3 m/s | 3.3 |
| 1992 | 19.9°C | 18.6°C | 17.2°C | 24.0°C | 14.7°C | 28 mm | 70% | 5 m/s | 3.4 |
| 1991 | 19.1°C | 18.0°C | 16.9°C | 21.8°C | 13.7°C | 112 mm | 70% | 5.7 m/s | 3.2 |
| 1990 | 18.2°C | 16.9°C | 15.5°C | 21.5°C | 12.7°C | 59 mm | 66% | 6.4 m/s | 3.5 |
| 1989 | 18.6°C | 17.6°C | 16.5°C | 20.1°C | 13.8°C | 67 mm | 66% | 5.1 m/s | 3.4 |
| 1988 | 19.8°C | 18.3°C | 16.8°C | 22.2°C | 14.0°C | 110 mm | 67% | 6 m/s | 3.4 |
| 1987 | 19.8°C | 18.5°C | 17.3°C | 23.4°C | 14.3°C | 86 mm | 69% | 5.3 m/s | 3.2 |
| 1986 ❄️ | 17.7°C | 16.5°C | 15.3°C | 19.7°C | 13.2°C | 125 mm | 67% | 5.9 m/s | 3.4 |
| 1985 | 20.2°C | 18.5°C | 16.8°C | 23.1°C | 14.3°C | 61 mm | 67% | 5.6 m/s | 3.2 |
| 1984 | 19.1°C | 17.7°C | 16.2°C | 22.5°C | 13.4°C | 65 mm | 69% | 6.2 m/s | 2.8 |
| 1983 | 19.2°C | 17.6°C | 16.0°C | 21.0°C | 12.5°C | 114 mm | 64% | 5.5 m/s | — |
| 1982 | 18.7°C | 17.3°C | 15.9°C | 22.5°C | 13.1°C | 71 mm | 66% | 4.8 m/s | — |
| 1981 | 18.8°C | 17.6°C | 16.5°C | 21.1°C | 13.6°C | 134 mm | 69% | 4.9 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 19.3°C with lows near 16.6°C (mean 18°C), based on 45 years of NASA POWER data.
July averages 88 mm of rainfall in Geraldton, a relatively wet time of year. The wettest on record was 184 mm in 1996.
The hottest July reached 24°C in 1992. The coldest dipped to 12.4°C in 1997.
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 19.2°C to 19.6°C and overnight lows from 16.3°C to 17°C over the same span.
July is one of the cooler months of the year in Geraldton and a relatively wet time of year, so plan for around 19.3°C daytime highs and 16.6°C at night.
Not quite — July is the 2nd coolest month in Geraldton, averaging 18°C.
For July in Geraldton, pack light layers you can adjust through the day, with typical highs of 19.3°C and lows of 16.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 68% — moderately humid.
Average wind speed in July is 5.5 m/s. The windiest July on record averaged 6.8 m/s (1996).
The wettest July on record was 1996 with 184 mm. On average, July sees 88 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 Geraldton 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.
