July is one of the cooler months of the year in Darwin, with average highs near 30.1°C and lows around 21.7°C (mean 25.9°C). It is one of the drier months, averaging 2 mm of rainfall and 56% relative humidity across the period.
July is one of the cooler months of the year in Darwin. Across 45 years of records, the warmest July in Darwin was 2017 — when the month averaged 27.8°C — while the coldest was 2006 at 23.5°C. Typical July days reach 30.1°C with nights near 21.7°C. The long-term July temperature trend is broadly flat.
July is one of the drier months in Darwin, averaging 2 mm of rainfall. The wettest July on record was 1986 with 35 mm, while the driest were 1997, 2000 and 2007, among others at 0 mm.
Relative humidity in Darwin during July averages 56%. The most humid July was 1986 at 64%, and the least humid was 1982 at 48%.
July receives about 5.3 kWh/m²/day of solar energy in Darwin. The sunniest Julys were 2002, 2019 and 2020 at 5.6 kWh/m²/day, and the cloudiest was 2010 at 4.8.
Average wind speed in Darwin during July is 3.7 m/s. The windiest July was 2010 at 4.3 m/s, while the calmest was 2021 at 2.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 25.7°C | 26.1°C | 25.4°C | 26.2°C | 26.2°C | +0.5°C |
| Avg High | 29.9°C | 30.2°C | 29.8°C | 30.2°C | 30.3°C | +0.4°C |
| Avg Low | 21.6°C | 21.9°C | 21.0°C | 22.2°C | 22.0°C | +0.4°C |
| Avg Rain | 5 mm | 1 mm | 1 mm | 2 mm | 2 mm | -3 mm |
July temperatures in Darwin have risen by about 0.9°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 14.8°C (1983) to a record high of 33.7°C (1998).
Rainfall in July is one of the drier months, averaging 2 mm, with a wettest year of 35 mm.
One of the best times to visit Darwin
July is one of the best times to visit Darwin. Expect days averaging 30.1°C and nights around 21.7°C (mean 25.9°C) — cooler than Darwin's yearly average — with low rainfall (2 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 30.2°C | 26.3°C | 22.4°C | 31.6°C | 18.8°C | 2 mm | 61% | 3 m/s | 5.1 |
| 2024 | 30.5°C | 26.4°C | 22.3°C | 32.1°C | 17.3°C | 2 mm | 55% | 4 m/s | 5.2 |
| 2023 | 30.6°C | 26.7°C | 22.8°C | 32.6°C | 16.3°C | 2 mm | 55% | 3.7 m/s | 5.1 |
| 2022 | 28.5°C | 23.9°C | 19.2°C | 31.7°C | 16.0°C | 4 mm | 54% | 3.8 m/s | 5.4 |
| 2021 | 31.1°C | 27.2°C | 23.2°C | 32.5°C | 19.4°C | 0 mm | 58% | 2.9 m/s | 5.3 |
| 2020 | 31.0°C | 26.4°C | 21.8°C | 32.6°C | 18.3°C | 0 mm | 49% | 4 m/s | 5.6 |
| 2019 | 30.3°C | 26.2°C | 22.0°C | 32.0°C | 19.5°C | 1 mm | 53% | 3.2 m/s | 5.6 |
| 2018 | 30.7°C | 26.8°C | 23.0°C | 32.5°C | 18.7°C | 1 mm | 55% | 3.3 m/s | 5.4 |
| 2017 🔥 | 31.4°C | 27.8°C | 24.2°C | 32.7°C | 21.6°C | 2 mm | 60% | 3.4 m/s | 5.3 |
| 2016 | 30.8°C | 26.7°C | 22.7°C | 32.3°C | 18.4°C | 7 mm | 54% | 3.9 m/s | 5.4 |
| 2015 | 30.1°C | 25.8°C | 21.6°C | 32.2°C | 17.4°C | 1 mm | 53% | 4 m/s | 5.5 |
| 2014 | 29.8°C | 25.9°C | 21.9°C | 31.7°C | 18.1°C | 1 mm | 58% | 3.3 m/s | 5.2 |
| 2013 | 29.9°C | 25.9°C | 21.9°C | 31.4°C | 17.9°C | 0 mm | 57% | 4.1 m/s | 5.1 |
| 2012 | 29.0°C | 24.7°C | 20.5°C | 31.2°C | 16.6°C | 0 mm | 56% | 3.9 m/s | 5.1 |
| 2011 | 29.3°C | 24.9°C | 20.6°C | 31.4°C | 17.2°C | 0 mm | 60% | 3.9 m/s | 5.1 |
| 2010 | 31.0°C | 27.2°C | 23.3°C | 32.3°C | 20.3°C | 3 mm | 63% | 4.3 m/s | 4.8 |
| 2009 | 30.6°C | 26.3°C | 22.0°C | 33.1°C | 17.8°C | 0 mm | 50% | 3.5 m/s | 5.3 |
| 2008 | 30.3°C | 25.5°C | 20.7°C | 32.0°C | 16.3°C | 0 mm | 50% | 3.8 m/s | 5.4 |
| 2007 | 28.9°C | 24.2°C | 19.5°C | 31.1°C | 14.9°C | 0 mm | 58% | 3.6 m/s | 5.4 |
| 2006 ❄️ | 28.0°C | 23.5°C | 18.9°C | 30.2°C | 15.0°C | 0 mm | 62% | 3.9 m/s | 5.3 |
| 2005 | 31.2°C | 27.1°C | 23.1°C | 32.6°C | 18.1°C | 0 mm | 54% | 3.6 m/s | 5.1 |
| 2004 | 29.4°C | 24.9°C | 20.4°C | 31.1°C | 15.3°C | 0 mm | 59% | 3.8 m/s | 5.4 |
| 2003 | 31.1°C | 26.8°C | 22.6°C | 32.5°C | 19.8°C | 1 mm | 53% | 3.8 m/s | 5.3 |
| 2002 | 29.7°C | 25.2°C | 20.6°C | 31.7°C | 16.4°C | 0 mm | 53% | 3.4 m/s | 5.6 |
| 2001 | 29.7°C | 25.6°C | 21.4°C | 31.5°C | 16.1°C | 10 mm | 59% | 4.1 m/s | 5.3 |
| 2000 | 29.0°C | 24.8°C | 20.6°C | 30.9°C | 16.9°C | 0 mm | 63% | 3.5 m/s | 5.4 |
| 1999 | 29.2°C | 24.7°C | 20.1°C | 31.0°C | 17.3°C | 0 mm | 54% | 3.5 m/s | 5.4 |
| 1998 | 31.4°C | 27.7°C | 23.9°C | 33.7°C | 19.5°C | 1 mm | 60% | 4 m/s | 5.2 |
| 1997 | 30.0°C | 25.6°C | 21.1°C | 31.7°C | 17.9°C | 0 mm | 51% | 4.2 m/s | 5.4 |
| 1996 | 30.4°C | 26.2°C | 22.1°C | 31.8°C | 18.0°C | 1 mm | 54% | 3.4 m/s | 5.3 |
| 1995 | 30.7°C | 26.3°C | 21.8°C | 32.2°C | 18.8°C | 0 mm | 57% | 3.9 m/s | 5.3 |
| 1994 | 29.6°C | 25.2°C | 20.7°C | 31.1°C | 17.2°C | 0 mm | 50% | 3.8 m/s | 5.4 |
| 1993 | 30.0°C | 26.4°C | 22.8°C | 31.6°C | 19.5°C | 0 mm | 56% | 3.3 m/s | 5.3 |
| 1992 | 30.4°C | 25.8°C | 21.2°C | 32.3°C | 17.4°C | 0 mm | 55% | 4 m/s | 5.3 |
| 1991 | 30.2°C | 26.4°C | 22.6°C | 31.7°C | 18.2°C | 1 mm | 54% | 3.2 m/s | 4.9 |
| 1990 | 30.5°C | 26.7°C | 22.9°C | 32.0°C | 17.2°C | 4 mm | 60% | 3 m/s | 5.2 |
| 1989 | 30.1°C | 26.0°C | 22.0°C | 31.8°C | 18.3°C | 0 mm | 58% | 3.2 m/s | 5.3 |
| 1988 | 31.6°C | 27.4°C | 23.3°C | 33.0°C | 20.5°C | 0 mm | 55% | 3.3 m/s | 5.4 |
| 1987 | 30.1°C | 26.0°C | 21.8°C | 31.7°C | 19.2°C | 3 mm | 54% | 3.7 m/s | 5 |
| 1986 🌧️ | 29.7°C | 26.1°C | 22.5°C | 31.5°C | 18.5°C | 35 mm | 64% | 4 m/s | 4.9 |
| 1985 | 28.2°C | 23.6°C | 19.0°C | 30.2°C | 15.1°C | 1 mm | 57% | 3.9 m/s | 5.3 |
| 1984 | 29.2°C | 25.0°C | 20.8°C | 31.5°C | 16.1°C | 0 mm | 57% | 4.1 m/s | 4.9 |
| 1983 | 29.2°C | 24.8°C | 20.5°C | 31.0°C | 14.8°C | 1 mm | 56% | 4 m/s | — |
| 1982 | 29.5°C | 24.8°C | 20.1°C | 31.4°C | 16.4°C | 0 mm | 48% | 4 m/s | — |
| 1981 | 31.3°C | 27.6°C | 24.0°C | 33.4°C | 20.4°C | 3 mm | 58% | 3.7 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 30.1°C with lows near 21.7°C (mean 25.9°C), based on 45 years of NASA POWER data.
July averages 2 mm of rainfall in Darwin, one of the drier months. The wettest on record was 35 mm in 1986.
The hottest July reached 33.7°C in 1998. The coldest dipped to 14.8°C in 1983.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 0.9°C. Daytime highs moved from 29.5°C to 30.2°C and overnight lows from 20.9°C to 22°C over the same span.
July is one of the cooler months of the year in Darwin and one of the drier months, so plan for around 30.1°C daytime highs and 21.7°C at night.
Not quite — July is the 2nd coolest month in Darwin, averaging 25.9°C.
For July in Darwin, pack light, breathable clothing and sun protection, with typical highs of 30.1°C and lows of 21.7°C.
Relative humidity in July averages 56% — moderately humid.
Average wind speed in July is 3.7 m/s. The windiest July on record averaged 4.3 m/s (2010).
The wettest July on record was 1986 with 35 mm. On average, July sees 2 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 Darwin 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.
