The best times to visit Newcastle for ideal weather are
August 20th to November 4th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Newcastle Travel Guide
Other Newcastle Travel Info
Weather in Newcastle
Average temperatures in Newcastle vary somewhat. Considering humidity, temperatures feel very enjoyable all year with a fair chance of precipitation about half of the year. The area is more temperate than most — in the 68th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Newcastle, the hottest months are January, February, and then March. See average monthly temperatures below. The warmest time of year is generally late January where highs are regularly around 78.5°F (25.8°C) with temperatures rarely dropping below 68.5°F (20.3°C) at night.
Newcastle Temperatures (Fahrenheit)
Newcastle Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Newcastle Perceived Temperature (F)
Newcastle Perceived Temperature (C)
Average Newcastle Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Newcastle are August, October, and then December. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around mid August. For example, on the week of August 13th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in early September with an average of 2 days of significant precipitation the week of September 3rd.
When can you find snow in Newcastle? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in Newcastle.
Snow on the Ground
The graph below shows the average snow on the ground in Newcastle (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Newcastle has some very humid months, with other comfortably humid months. The least humid month is August (57.4% relative humidity), and the most humid month is February (76%).
Wind in Newcastle is usually moderate. The windiest month is December, followed by January and November. December’s average wind speed of around 11.5 knots (13.2 MPH or 21.3 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid December where average top sustained speeds reach 19.2 knots, which is considered a fresh breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Newcastle.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
|Jan||11.2||Significant breeze||17.7||Strong breeze|
|Feb||10.9||Gentle breeze||17.1||Strong breeze|
|Mar||10.5||Gentle breeze||16.4||Strong breeze|
|Apr||10.2||Gentle breeze||15.9||Significant breeze|
|May||9.9||Gentle breeze||15||Strong breeze|
|Jun||11.1||Significant breeze||16.6||Significant breeze|
|Jul||10.7||Gentle breeze||16.5||Strong breeze|
|Aug||10.9||Gentle breeze||16.8||Significant breeze|
|Sep||10.9||Gentle breeze||17.7||Strong breeze|
|Oct||11||Significant breeze||17.8||Strong breeze|
|Nov||11.2||Significant breeze||18||Strong breeze|
|Dec||11.5||Significant breeze||18.2||Strong breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Newcastle?
Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for Australia; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Aug 22, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Newcastle, NW, Australia is August, followed by February and May. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Newcastle in July. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
Overall Newcastle Travel Experience by Season
Fall (March through May)
Humidity and temperatures combine to make this season feel warm. Highs range from 77.9°F (25.5°C) and 66.4°F (19.1°C) with colder temperatures in the later months. Rain is somewhat common with 6 to 8 days of significant precipitation per month. Fall is the second busiest for tourism, which makes it a good time for those looking for things to do.
Winter (June through August)
The middle-year months have comfortably cool weather with high temperatures that are brisk. These months see the least precipitation with 4 to 7 days of precipitation per month. June – August is fairly slow season for tourism in Newcastle, so lodging and other accommodations may cost slightly less.
Spring (September through November)
Spring daily highs range from 76.4°F (24.7°C) and 67°F (19.4°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: 4 to 7 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.
Summer (December through February)
Weather is perfect this time of year in Newcastle to be enjoyable for warm weather travelers. The average high during this season is between 78.5°F (25.8°C) and 75.1°F (23.9°C). On average, it rains or snows a fair amount: 5 to 6 times per month. These times of year are the busiest with tourists.