Newcastle Climate and Average Weather
Climate of Newcastle: average temperatures, rainfall and seasons month by month.
Climate in Newcastle month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 80° | 69° | 5,6 in | ★★★★☆ |
| February | 81° | 69° | 2,9 in | ★★★★☆ |
| March | 78° | 68° | 3,1 in | ★★★★☆ |
| April | 74° | 61° | 4,9 in | ★★★★☆ |
| May | 68° | 58° | 7,6 in | ★★★☆☆ |
| June | 63° | 51° | 3,5 in | ★★★★☆ |
| July | 62° | 50° | 3,2 in | ★★★★☆ |
| August | 65° | 52° | 3,5 in | ★★★★☆ |
| September | 73° | 55° | 1,6 in | ★★★★☆ |
| October | 75° | 59° | 2,2 in | ★★★★☆ |
| November | 77° | 64° | 3,3 in | ★★★★☆ |
| December | 80° | 67° | 2,2 in | ★★★★☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
Recent extremes in Newcastle
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Newcastle compares with nearby places
Annual averages, and the difference against Newcastle.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Sydney Harbour Bridge | 72 mi | 65°F | 34°F cooler | 42 in |
| Sydney Opera House | 72 mi | 65°F | 34°F cooler | 42 in |
| The Rocks | 72 mi | 65°F | 34°F cooler | 42 in |
| Bondi | 73 mi | 65°F | 34°F cooler | 42 in |
| Bondi Beach | 73 mi | 65°F | 34°F cooler | 42 in |
Best time to visit Newcastle
Go in February, March, September, October, November and December. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: April, May and June - expect the least comfortable mix of heat, cold or rain.
What this means for Newcastle
Today is slightly warmer than average for August. The forecast high of 70°F is 4.7°F above the 65°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Southern Hemisphere, so peak summer falls in December to February.
The gap between the warmest and coldest month averages 51°F.
What to pack, what to skip
- Layers - the daily swing is 57°F, so mornings feel nothing like afternoons
- A packable rain shell - 3 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid April, May and June - historically the least comfortable months here.
Summary
Newcastle is a city in New South Wales. Newcastle is known for harbour beaches north of Sydney. It has a population of about 325.000.
Right now it is 68°F (20°C) in Newcastle with overcast. It feels like 68°F. Today runs from 49°F to 70°F. Chance of precipitation is 0%. Sightseeing conditions score 9.7/10 - excellent - go now.
The best time to visit Newcastle is February, March, September, October, November and December. The climate is temperate. April, May and June tend to be the least comfortable months. February is the warmest month with average highs near 81°F, while July is the coldest with lows near 50°F.
The closest major airport is Sydney Kingsford Smith Airport (SYD), about 78 mi away. Nearby highlights include Sydney Harbour Bridge, Sydney Opera House and Bondi Beach.
In plain terms. Today is slightly warmer than average for August. The forecast high of 70°F is 4.7°F above the 65°F typical for this month. The best window to be outside is roughly 4 PM to 7 PM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in Newcastle today at 9.7/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Newcastle
| Type | City |
|---|---|
| State | New South Wales |
| Country | Australia |
| Continent | Oceania |
| Coordinates | 32°55′41.9″S 151°46′54.1″E (-32.9283, 151.7817) |
| Population | 325.000 |
| Known for | harbour beaches north of Sydney |
| Local time | 1:19 PM (UTC+10:00) |
| Best months | February, March, September, October, November and December |
| Climate | Temperate |
Weather map for Newcastle
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Newcastle
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Newcastle?
Newcastle is a city in New South Wales. Its coordinates are -32.9283, 151.7817. It lies in Oceania.
What is the weather like in Newcastle right now?
It is currently 68°F (20°C) with overcast. Humidity is 70% and wind is 5 mph.
When is the best time to visit Newcastle?
February, March, September, October, November and December offer the most comfortable conditions in Newcastle, which has a temperate climate. April, May and June are usually the hardest months for outdoor plans.
What time zone is Newcastle in?
Newcastle observes Australia/Sydney (UTC+10:00). The local time is 1:19 PM.
How many people live in Newcastle?
Newcastle has a population of approximately 325.000.
What is the nearest airport to Newcastle?
The closest airports are Sydney Kingsford Smith Airport (SYD), 78 mi away.
What are the top things to do in Newcastle?
Popular options include Sydney Harbour Bridge, Sydney Opera House and Bondi Beach.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-supported) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 23, 2026 at 1:19 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
