AI-generatedNewcastle at a glance
- Best time
- Aug – May
- Warmest month
- Jan · 27°
- Warmest sea
- Feb · 23.2°
- Sunshine a year
- 2,630 h
- Rain a year
- 769 mm
- Climate
- Subtropical
- Time zone
- UTC+11 / UTC+10
- Elevation
- 48 m
Climate in Newcastle
Newcastle has a subtropical climate with warm summers and mild winters. January is the warmest month with average highs of 27 °C, while July is the coolest at 16 °C. With around 2,630 hours of sunshine a year, Newcastle is sunny; September is the sunniest month with 8.0 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Excellent
Best time to visit: August – May
Good forSightseeing & walks
A typical day in October
- Morning, 08:00: about 17°
- Midday, 13:00: about 22°
- Afternoon, 16:00: about 22°
- Evening, 20:00: about 19°
- Night, 23:00: about 17°
06:1319:04
Pleasant evenings; a light layer can help.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 05:58–06:46 · evening 18:31–19:19
- Blue hour
- Morning 05:48–05:58 · evening 19:19–19:29
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
What is the weather like in Newcastle in October?
In October, Newcastle is warm: daytime highs average 23 °C, and nights cool down to about 15 °C. The sea averages 19.3 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 8 hours a day. Rain falls on about 8 days, adding up to 57 mm. All in all, October is an excellent month for a holiday in Newcastle.
More details for October
- Daylight
- 12 h 51 min06:13 – 19:04
- UV index
- 9 · very highclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 18 km/haverage daily peakAll months
- Cloud cover
- 46 %on averageAll months
- Hot days
- 2 days30 °C or moreAll months
- Time zone
- UTC+11Australia/Sydney
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %80 %
- Few rainy daysweight 30 %71 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Wetsuit for longer swims
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
- Rain jacket or umbrella
Sea temperature in Newcastle
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 18.8 – 19.8 °C
Swimming season: Nov – May
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Newcastle ranges from 18.3 °C in August to 23.2 °C in February. It is warm enough for a comfortable swim (20 °C and more) from November to May.
The sea warms up slowly: it is warmest in February, while the air already peaks in January. From April to August the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in February, eight out of ten years were between 22.3 and 24.3 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 22.7° | 21.8° | 23.8° | refreshing |
| FebruaryFeb | 23.2° | 22.3° | 24.3° | pleasant |
| MarchMar | 23.2° | 22.5° | 24.3° | pleasant |
| AprilApr | 22.6° | 21.8° | 23.2° | refreshing |
| MayMay | 21.2° | 20.6° | 22.1° | refreshing |
| JuneJun | 19.9° | 19.2° | 20.7° | fresh |
| JulyJul | 18.9° | 18.2° | 19.6° | fresh |
| AugustAug | 18.3° | 17.6° | 19.0° | fresh |
| SeptemberSep | 18.5° | 17.9° | 19.4° | fresh |
| OctoberOct | 19.3° | 18.8° | 19.8° | fresh |
| NovemberNov | 20.1° | 19.5° | 20.8° | refreshing |
| DecemberDec | 21.3° | 20.5° | 22.3° | refreshing |
Sunshine hours in Newcastle
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 7.8 of 12.8 hours of daylight in Newcastle, 61 % of the day.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Newcastle
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 9 · very highStay in the shade around midday; SPF 50, clothing, hat and sunglasses.
The sun is strongest in December (UV 11).
Minutes until sunburn in October
- Very fair skin
- about 15 min
- Fair skin
- about 20 min
- Light brown skin
- about 25 min
- Olive skin
- about 35 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Newcastle: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Newcastle has about 8 rainy days with 57 mm of rain in total.
Wind and clouds in Newcastle
How breezy and how cloudy Newcastle is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Newcastle typically peaks at 18 km/h during the day: Beaufort 3, light breeze.
Breezy months for windsurfing and kiting
The daily breeze rarely reaches Beaufort 4 (20 km/h), so wind sports depend on single windy days.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 46 % of the sky over Newcastle: variable cloud, with about 7.8 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Newcastle
How often the day gets hot in Newcastle (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Newcastle has about 2 hot days, with an average daytime high of 23 °C: pleasant. Heat plays no part this month.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Newcastle
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Cool 8–15°
- Pleasant 15–20°
- Warm 20–24°
- muggy month (10+ muggy days)
PleasantOctober: nights around 15°. Ideal for sleeping, often with the window open.
The coolest nights are in July (10°), the warmest in January (20°). Tropical nights of 20 °C and more are the rule from January to February; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) from March to April and from October to December. It is muggy (dew point 18 °C or more) on about 54 days a year, mostly from January to March.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sea | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|---|
| JanuaryJan | 83 | 27° | 20° | 22.7° | 7.8 h | 10 | 68 |
| FebruaryFeb | 81 | 26° | 20° | 23.2° | 7.4 h | 10 | 83 |
| MarchMar | 77 | 25° | 19° | 23.2° | 7.0 h | 11 | 98 |
| AprilApr | 81 | 22° | 16° | 22.6° | 7.1 h | 10 | 70 |
| MayMay | 80 | 19° | 13° | 21.2° | 6.4 h | 9 | 61 |
| JuneJun | 71 | 17° | 11° | 19.9° | 5.6 h | 9 | 64 |
| JulyJul | 76 | 16° | 10° | 18.9° | 6.4 h | 7 | 51 |
| AugustAug | 89 | 18° | 10° | 18.3° | 7.8 h | 7 | 44 |
| SeptemberSep | 92 | 21° | 13° | 18.5° | 8.0 h | 6 | 40 |
| OctoberOct | 87 | 23° | 15° | 19.3° | 7.8 h | 8 | 57 |
| NovemberNov | 83 | 24° | 17° | 20.1° | 7.5 h | 10 | 72 |
| DecemberDec | 84 | 26° | 18° | 21.3° | 7.6 h | 10 | 62 |
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
32.93° S, 151.78° E · 48 m · Australia/Sydney
Best time to visit Newcastle
The best time to visit Newcastle is from August to May. For a beach holiday with the sea above 21 °C, go from December to March. For sightseeing, day trips and hiking, the weather is pleasant all year round. The wettest month is March with 98 mm of precipitation.
Newcastle through the seasons
How the weather changes over the seasons, with averages for each.
Newcastle in spring
Sep – Nov
Excellent
- 21–24 °C by day
- Sea 19 °C
- 8 h of sun a day
- 24 rainy days in all
Newcastle in summer
Dec – Feb
Excellent
- 26–27 °C by day
- Sea 22 °C
- 8 h of sun a day
- 30 rainy days in all
Newcastle in autumn
Mar – May
Good
- 19–25 °C by day
- Sea 22 °C
- 7 h of sun a day
- 31 rainy days in all
Newcastle in winter
Jun – Aug
Good
- 16–18 °C by day
- Sea 19 °C
- 7 h of sun a day
- 23 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Newcastle for you.
Your best months: September – November
Based on the climate averages; tap a month to see its details.
Compare two months in Newcastle
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
September has the better holiday weather in Newcastle: score 92 against 87. In September, days are 2 °C cooler than in October. The sea is 1 °C cooler in September. September has 2 fewer rainy days.
| Month | October | September |
|---|---|---|
| Weather score | 87 | 92better |
| Day high | 23° | 21° |
| Night low | 15° | 13° |
| Sea | 19.3° | 18.5° |
| Sunshine | 7.8 h | 8.0 h |
| Rainy days | 8 | 6better |
| Rainfall | 57 mm | 40 mmbetter |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
Dec – Mar
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
All year
15–28 °C and not too much rain
Newcastle month by month
The typical weather for every month at a glance.
83January27° · Sea 23° · 8 h
In January, Newcastle is warm: daytime highs average 27 °C, and nights cool down to about 20 °C. The sea averages 22.7 °C – refreshing for a swim. The sun shines for around 8 hours a day. Rain is frequent, with about 10 rainy days and 68 mm in total. On about 6 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, January is an excellent month for a holiday in Newcastle.
Newcastle in January81February26° · Sea 23° · 7 h
In February, Newcastle is warm: daytime highs average 26 °C, and nights cool down to about 20 °C. The sea averages 23.2 °C – pleasant for swimming. The sun shines for around 7 hours a day. Rain is frequent, with about 10 rainy days and 83 mm in total. All in all, February is an excellent month for a holiday in Newcastle.
Newcastle in February77March25° · Sea 23° · 7 h
In March, Newcastle is warm: daytime highs average 25 °C, and nights cool down to about 19 °C. The sea averages 23.2 °C – pleasant for swimming. The sun shines for around 7 hours a day. Rain is frequent, with about 11 rainy days and 98 mm in total. All in all, March is a good month for a holiday in Newcastle.
Newcastle in March81April22° · Sea 23° · 7 h
In April, Newcastle is warm: daytime highs average 22 °C, and nights cool down to about 16 °C. The sea averages 22.6 °C – refreshing for a swim. The sun shines for around 7 hours a day. Rain is frequent, with about 10 rainy days and 70 mm in total. All in all, April is an excellent month for a holiday in Newcastle.
Newcastle in April80May19° · Sea 21° · 6 h
In May, Newcastle is mild: daytime highs average 19 °C, and nights cool down to about 13 °C. The sea averages 21.2 °C – refreshing for a swim. Expect around 6 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 61 mm in total. All in all, May is an excellent month for a holiday in Newcastle.
Newcastle in May71June17° · Sea 20° · 6 h
In June, Newcastle is mild: daytime highs average 17 °C, and nights cool down to about 11 °C. The sea averages 19.9 °C – bracing, so a wetsuit helps for longer swims. Expect around 6 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 64 mm in total. All in all, June is a good month for a holiday in Newcastle.
Newcastle in June76July16° · Sea 19° · 6 h
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.
Newcastle in July89August18° · Sea 18° · 8 h
In August, Newcastle is mild: daytime highs average 18 °C, and nights cool down to about 10 °C. The sea averages 18.3 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 8 hours a day. Rain falls on about 7 days, adding up to 44 mm. All in all, August is an excellent month for a holiday in Newcastle.
Newcastle in August92September21° · Sea 19° · 8 h
In September, Newcastle is mild: daytime highs average 21 °C, and nights cool down to about 13 °C. The sea averages 18.5 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 8 hours a day. Rain falls on about 6 days, adding up to 40 mm. All in all, September is an excellent month for a holiday in Newcastle.
Newcastle in September87October23° · Sea 19° · 8 h
In October, Newcastle is warm: daytime highs average 23 °C, and nights cool down to about 15 °C. The sea averages 19.3 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 8 hours a day. Rain falls on about 8 days, adding up to 57 mm. All in all, October is an excellent month for a holiday in Newcastle.
Newcastle in October83November24° · Sea 20° · 8 h
In November, Newcastle is warm: daytime highs average 24 °C, and nights cool down to about 17 °C. The sea averages 20.1 °C – refreshing for a swim. The sun shines for around 8 hours a day. Rain is frequent, with about 10 rainy days and 72 mm in total. All in all, November is an excellent month for a holiday in Newcastle.
Newcastle in November84December26° · Sea 21° · 8 h
In December, Newcastle is warm: daytime highs average 26 °C, and nights cool down to about 18 °C. The sea averages 21.3 °C – refreshing for a swim. The sun shines for around 8 hours a day. Rain is frequent, with about 10 rainy days and 62 mm in total. All in all, December is an excellent month for a holiday in Newcastle.
Newcastle in DecemberNewcastle compared
Put Newcastle side by side with another destination.
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Newcastle vs. Sydney
In October the holiday weather in Newcastle and Sydney is about equally good (score 87 vs. 87). During the day Sydney is 2 °C cooler than Newcastle. The sea is about equally warm.
| in October | Newcastle | Sydney |
|---|---|---|
| Holiday score | 87 | 87 |
| Daytime high | 23° | 21° |
| Sea | 19° | 19° |
| Sunshine | 8 h | 8 h |
| Rainy days | 8 | 8 |
| Best time | Aug – May | Jul – May |
Through the year
Australia in October: the best places
In October, Newcastle ranks 10 of 24 destinations in this country.
- Airlie Beach (Whitsundays)29°25°99
- 2Perth22°19°97
- 3Cairns26°26°96
- 4Toowoomba25°94
- 5Adelaide20°16°94
- 6Mackay26°25°92
- 7Brisbane25°89
- 8Sunshine Coast25°23°89
- 10NewcastleThis page23°19°87
Planning a trip to Newcastle
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Newcastle in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Newcastle has its best school-holiday weather during October half-term (score 87) and its weakest during May half-term (score 78).
- 80
Easter holidays
Mar – Apr
Excellent
- 23 °C by day
- Sea 23 °C
- 7.1 h of sun a day
- 10 rainy days a month
Good for: Sightseeing & walks
- 78
May half-term
May – Jun
Good
- 19 °C by day
- Sea 21 °C
- 6.2 h of sun a day
- 9 rainy days a month
Good for: Sightseeing & walks
- 84
Summer holidays
Jul – Aug
Excellent
- 17 °C by day
- Sea 19 °C
- 7.3 h of sun a day
- 7 rainy days a month
Good for: Sightseeing & walks
- 87
October half-term
Oct
ExcellentBest holidays
- 23 °C by day
- Sea 19 °C
- 7.8 h of sun a day
- 8 rainy days a month
Good for: Sightseeing & walks
- 84
Christmas holidays
Dec – Jan
Excellent
- 26 °C by day
- Sea 22 °C
- 7.7 h of sun a day
- 10 rainy days a month
Good for: Beach & swimming, Sightseeing & walks
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 20 h 55 min
- Distance
- 16,970 km
- Time zone
- UTC+11
- Jet lag
- About 10 days (10 h east)
Rule of thumb for flying east: for a few days before, go to bed and get up a little earlier, and get plenty of morning light at your destination.
Most routes need a change of planes, which adds time.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Frequently asked questions about Newcastle
When is the best time to visit Newcastle?
The best time to visit Newcastle is from August to May. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Newcastle?
The sea temperature in Newcastle ranges from 18.3 °C in August to 23.2 °C in February. It is warm enough for a comfortable swim (20 °C and more) from November to May.
Can you swim in Newcastle in October?
Only if you don't mind cold water: in October the sea averages just 19.3 °C. Comfortable swimming is possible from November to May.
What is the warmest month in Newcastle?
January is the warmest month, with average highs of 27 °C and nights around 20 °C. July is the coolest month at 16 °C.
When does it rain most in Newcastle?
The wettest month is March with 98 mm of precipitation. The driest month is September with 40 mm.
How many hours of sunshine does Newcastle get?
Newcastle gets around 2,630 hours of sunshine a year. The sunniest month is September with 8.0 hours a day; in June there are 5.6 hours a day.
What time zone is Newcastle in?
Newcastle uses the time zone Australia/Sydney: UTC+11 in January and UTC+10 in July.
How long is the flight from London to Newcastle?
A nonstop flight from London to Newcastle takes about 20 h 55 min, for a straight-line distance of about 16,970 km. Most routes need a change of planes, which adds time.
Which school holidays are best for Newcastle?
Newcastle has its best school-holiday weather during October half-term (score 87) and its weakest during May half-term (score 78). Holiday ratings (0–100): Easter holidays 80, May half-term 78, Summer holidays 84, October half-term 87, Christmas holidays 84.
Near Newcastle
Other destinations close by.
Places with a climate like Newcastle
Destinations whose weather through the year is closest to Newcastle's – good alternatives.