July is one of the cooler months of the year in Coffs Harbour, with average highs near 17.4°C and lows around 12.8°C (mean 15.1°C). It is one of the drier months, averaging 62 mm of rainfall and 73% relative humidity across the period.
July is one of the cooler months of the year in Coffs Harbour. Across 45 years of records, the warmest July in Coffs Harbour was 2019 — when the month averaged 16.7°C — while the coldest was 1989 at 13.8°C. Typical July days reach 17.4°C with nights near 12.8°C. The long-term trend is warming, about 0.3°C per decade.
July is one of the drier months in Coffs Harbour, averaging 62 mm of rainfall. The wettest July on record was 1999 with 305 mm, while the driest was 1995 at 2 mm.
Relative humidity in Coffs Harbour during July averages 73%. The most humid July was 1993 at 81%, and the least humid was 2002 at 61%.
July receives about 3.1 kWh/m²/day of solar energy in Coffs Harbour. The sunniest July was 2017 at 3.6 kWh/m²/day, and the cloudiest was 1984 at 2.2.
Average wind speed in Coffs Harbour during July is 3.3 m/s. The windiest July was 2012 at 3.8 m/s, while the calmest was 2023 at 2.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 14.5°C | 15.0°C | 15.2°C | 15.5°C | 15.5°C | +1°C |
| Avg High | 16.7°C | 17.2°C | 17.6°C | 17.9°C | 17.7°C | +1°C |
| Avg Low | 12.2°C | 12.8°C | 12.8°C | 13.1°C | 13.2°C | +1°C |
| Avg Rain | 92 mm | 88 mm | 41 mm | 37 mm | 50 mm | -42 mm |
July temperatures in Coffs Harbour have risen by about 1.2°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 7.8°C (1984) to a record high of 23.7°C (2023).
Rainfall in July is one of the drier months, averaging 62 mm, with a wettest year of 305 mm.
A quieter season to visit Coffs Harbour
If your dates are flexible, the more temperate months of December and November tend to be the most comfortable for visiting Coffs Harbour. That said, July — with days averaging 17.4°C and nights around 12.8°C (mean 15.1°C) and moderate rainfall (62 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 | 17.7°C | 15.5°C | 13.3°C | 20.4°C | 10.9°C | 48 mm | 73% | 3.5 m/s | 3.1 |
| 2024 | 17.5°C | 15.3°C | 13.1°C | 20.0°C | 9.4°C | 60 mm | 73% | 3.5 m/s | 3.1 |
| 2023 | 19.3°C | 16.5°C | 13.7°C | 23.7°C | 10.7°C | 20 mm | 69% | 2.7 m/s | 3.2 |
| 2022 | 17.0°C | 15.1°C | 13.1°C | 20.2°C | 10.5°C | 68 mm | 77% | 3.4 m/s | 2.9 |
| 2021 | 17.3°C | 15.0°C | 12.7°C | 20.7°C | 9.9°C | 41 mm | 75% | 3.5 m/s | 3 |
| 2020 | 17.4°C | 15.4°C | 13.4°C | 20.5°C | 10.4°C | 63 mm | 78% | 3.5 m/s | 2.9 |
| 2019 🔥 | 19.4°C | 16.7°C | 14.1°C | 22.6°C | 10.5°C | 34 mm | 67% | 2.9 m/s | 3.4 |
| 2018 | 18.9°C | 16.0°C | 13.1°C | 22.6°C | 10.5°C | 55 mm | 68% | 3 m/s | 3.3 |
| 2017 | 17.9°C | 15.3°C | 12.7°C | 21.0°C | 10.0°C | 14 mm | 71% | 2.9 m/s | 3.6 |
| 2016 | 18.9°C | 16.2°C | 13.4°C | 23.4°C | 10.5°C | 12 mm | 70% | 2.9 m/s | 3 |
| 2015 | 17.0°C | 14.7°C | 12.4°C | 19.8°C | 8.0°C | 23 mm | 74% | 3.1 m/s | 3 |
| 2014 | 18.3°C | 15.5°C | 12.6°C | 21.7°C | 10.5°C | 20 mm | 66% | 3.2 m/s | 3.3 |
| 2013 | 17.5°C | 15.5°C | 13.6°C | 20.4°C | 10.2°C | 42 mm | 79% | 2.9 m/s | 3 |
| 2012 | 17.0°C | 15.1°C | 13.2°C | 20.5°C | 9.9°C | 59 mm | 77% | 3.8 m/s | 2.9 |
| 2011 | 16.8°C | 14.7°C | 12.5°C | 19.8°C | 9.5°C | 36 mm | 72% | 3.4 m/s | 3.2 |
| 2010 | 17.6°C | 15.6°C | 13.6°C | 21.3°C | 10.4°C | 78 mm | 78% | 3.5 m/s | 2.7 |
| 2009 | 16.9°C | 14.7°C | 12.4°C | 20.9°C | 10.6°C | 43 mm | 74% | 3.3 m/s | 3.3 |
| 2008 | 17.1°C | 14.9°C | 12.7°C | 21.2°C | 9.4°C | 74 mm | 72% | 3.5 m/s | 3 |
| 2007 | 17.1°C | 14.3°C | 11.6°C | 21.7°C | 7.8°C | 11 mm | 68% | 3.5 m/s | 3.5 |
| 2006 | 17.9°C | 15.7°C | 13.5°C | 20.9°C | 11.1°C | 107 mm | 74% | 3.1 m/s | 2.9 |
| 2005 | 18.0°C | 15.7°C | 13.5°C | 20.5°C | 10.1°C | 27 mm | 74% | 3 m/s | 3.2 |
| 2004 | 18.2°C | 15.7°C | 13.2°C | 21.8°C | 9.9°C | 38 mm | 69% | 3.3 m/s | 3 |
| 2003 | 17.0°C | 14.9°C | 12.7°C | 19.8°C | 8.8°C | 18 mm | 72% | 3.1 m/s | 3.1 |
| 2002 | 18.5°C | 15.4°C | 12.4°C | 21.1°C | 9.8°C | 3 mm | 61% | 3.1 m/s | 3.5 |
| 2001 | 17.4°C | 15.4°C | 13.4°C | 20.2°C | 9.8°C | 62 mm | 77% | 3.4 m/s | 2.8 |
| 2000 | 17.9°C | 15.3°C | 12.7°C | 21.8°C | 9.0°C | 29 mm | 71% | 3.6 m/s | 3.1 |
| 1999 🌧️ | 17.5°C | 15.8°C | 14.2°C | 20.0°C | 10.0°C | 305 mm | 78% | 3.6 m/s | 2.7 |
| 1998 | 18.0°C | 15.7°C | 13.5°C | 22.5°C | 8.9°C | 65 mm | 76% | 3.6 m/s | 2.7 |
| 1997 | 17.0°C | 15.2°C | 13.4°C | 20.9°C | 10.5°C | 65 mm | 78% | 3.4 m/s | 2.8 |
| 1996 | 16.3°C | 14.0°C | 11.7°C | 18.7°C | 9.1°C | 91 mm | 74% | 3.4 m/s | 3.1 |
| 1995 | 16.9°C | 14.1°C | 11.3°C | 20.5°C | 9.1°C | 2 mm | 67% | 3.3 m/s | 3.2 |
| 1994 | 17.3°C | 14.9°C | 12.5°C | 19.6°C | 9.9°C | 46 mm | 70% | 3 m/s | 3.3 |
| 1993 | 18.2°C | 16.4°C | 14.5°C | 21.3°C | 12.8°C | 130 mm | 81% | 2.9 m/s | 2.7 |
| 1992 | 17.3°C | 14.9°C | 12.5°C | 20.8°C | 10.0°C | 39 mm | 72% | 3.2 m/s | 3.1 |
| 1991 | 16.7°C | 14.3°C | 11.8°C | 20.1°C | 8.2°C | 58 mm | 71% | 3.2 m/s | 3.3 |
| 1990 | 16.7°C | 14.4°C | 12.1°C | 21.9°C | 7.9°C | 74 mm | 77% | 3.1 m/s | 3 |
| 1989 ❄️ | 16.0°C | 13.8°C | 11.7°C | 19.3°C | 8.5°C | 42 mm | 76% | 3.4 m/s | 3 |
| 1988 | 17.8°C | 15.6°C | 13.4°C | 20.2°C | 9.8°C | 197 mm | 75% | 2.9 m/s | 3.2 |
| 1987 | 16.5°C | 14.4°C | 12.3°C | 19.1°C | 9.5°C | 97 mm | 73% | 3.2 m/s | 3 |
| 1986 | 17.2°C | 14.7°C | 12.2°C | 21.1°C | 8.4°C | 33 mm | 73% | 3.4 m/s | 2.9 |
| 1985 | 16.4°C | 14.2°C | 11.9°C | 20.0°C | 8.3°C | 204 mm | 74% | 3.2 m/s | 3.1 |
| 1984 | 16.0°C | 14.1°C | 12.2°C | 18.4°C | 7.8°C | 93 mm | 75% | 3.3 m/s | 2.2 |
| 1983 | 16.4°C | 14.4°C | 12.4°C | 21.3°C | 9.3°C | 71 mm | 77% | 3.6 m/s | — |
| 1982 | 17.1°C | 14.4°C | 11.7°C | 19.2°C | 8.0°C | 48 mm | 70% | 3.5 m/s | — |
| 1981 | 17.1°C | 14.5°C | 11.9°C | 22.3°C | 8.8°C | 39 mm | 72% | 3.2 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 17.4°C with lows near 12.8°C (mean 15.1°C), based on 45 years of NASA POWER data.
July averages 62 mm of rainfall in Coffs Harbour, one of the drier months. The wettest on record was 305 mm in 1999.
The hottest July reached 23.7°C in 2023. The coldest dipped to 7.8°C in 1984.
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 16.6°C to 17.8°C and overnight lows from 12°C to 13.2°C over the same span.
July is one of the cooler months of the year in Coffs Harbour and one of the drier months, so plan for around 17.4°C daytime highs and 12.8°C at night.
Yes — July is the coldest month of the year in Coffs Harbour, averaging 15.1°C.
For July in Coffs Harbour, pack light layers you can adjust through the day, with typical highs of 17.4°C and lows of 12.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 73% — moderately humid.
Average wind speed in July is 3.3 m/s. The windiest July on record averaged 3.8 m/s (2012).
The wettest July on record was 1999 with 305 mm. On average, July sees 62 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 Coffs Harbour 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.
