Newcastle weather in July
Temperature, sea and sunshine in July: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in July
Good
Best time to visit: August – May
What is the weather like in Newcastle in July?
In July, Newcastle is mild: daytime highs average 16 °C, and nights cool down to about 10 °C. The sea averages 18.9 °C – bracing, so a wetsuit helps for longer swims. Expect around 6 hours of sunshine a day. Rain falls on about 7 days, adding up to 51 mm. All in all, July is a good month for a holiday in Newcastle.
July compared
How the weather changes from June to August. Tap a month to open it.
More details for July
- Daylight
- 10 h 10 min06:54 – 17:03
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 17 km/haverage daily peakAll months
- Cloud cover
- 38 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+10Australia/Sydney
How the score comes together
- Temperatureweight 50 %82 %
- Sunshineweight 20 %57 %
- Few rainy daysweight 30 %79 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in July
- Sunscreen
- A jumper for the evenings
Newcastle in July: quick answers
Is Newcastle hot in July?
No. In July, Newcastle is mild: daytime highs average 16 °C and nights drop to about 10 °C.
Can you swim in Newcastle in July?
Only if you don't mind cold water: in July the sea averages just 18.9 °C. Comfortable swimming is possible from November to May.
Does it rain much in Newcastle in July?
Rain falls on about 7 days, adding up to 51 mm.
Newcastle month by month
The whole year in NewcastleAll destinations: AustraliaWhere to go in JulySea temperature in July
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences