Newcastle Weather and Climate: A Comprehensive Guide
The temperature in Newcastle varies moderately throughout the year.
The temperatures shift from warm
to mild.
It receives a reasonable amount of rainfall.
Let’s explore the climate details in depth to provide you with a complete overview.
Average maximum day and minimum night temperature
The weather in Newcastle changes moderately throughout the year, offering enough variation to appreciate each season. Average daytime temperatures reach a comfortable 26°C in January. In July, the coolest month of the year, temperatures drop to a moderate 18°C.
At night, you can expect cooler temperatures, with averages dropping to around 12°C during this month. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Generally, Newcastle has a moderate amount of precipitation, averaging 967 mm of rainfall annually. Newcastle experiences moderate seasonal variation in rainfall, with monthly averages ranging from 109 mm in June, the wettest month, and 54 mm in August, the driest month.The mean monthly precipitation over the year, including rain, hail and snow
Average humidity
The relative humidity is moderate throughout the year in Newcastle.
The city experiences its highest humidity in January, reaching 61%. In August, the humidity drops to its lowest level at 49%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
partly cloudy and small chance of rain overcast and thunder overcast and heavy rainForecast for Newcastle
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Newcastle in Australia
During the months of February, March, April, May, September, October, November and December you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
The hottest season / summer takes place in January, February, March and December.
January has an average maximum temperature of 26°C and is the warmest month of the year.
The coldest month is July with an average maximum temperature of 18°C.
June tops the wettest month list with 109 mm of rainfall.
August is the driest month with 54 mm of precipitation.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.