Region in New South Wales, Australia
Blue Mountains weather by month and the best time to visit
When to go to Blue Mountains
Autumn and spring are mild and clear. Summer is hot with fire and smoke risk; winter is cold and misty, with occasional snow and heated cafés.
Blue Mountains weather by month
Average daily high, rainfall and conditions.
- Jan28°81 mm
- Feb25°110 mm
- Mar22°85 mm
- Apr18°47 mm
- May14°33 mm
- Jun10°60 mm
- Jul10°36 mm
- Aug11°41 mm
- Sep16°41 mm
- Oct19°56 mm
- Nov23°81 mm
- Dec25°78 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 28°C82°F | 13°C56°F | 81 mm | 61% | Pleasant |
| February | 25°C77°F | 12°C54°F | 110 mm | 69% | Pleasant |
| March | 22°C71°F | 10°C51°F | 85 mm | 72% | Pleasant |
| April | 18°C64°F | 8°C46°F | 47 mm | 74% | Pleasant |
| May | 14°C56°F | 4°C39°F | 33 mm | 76% | Cool |
| June | 10°C50°F | 2°C36°F | 60 mm | 83% | Cold |
| July | 10°C49°F | 1°C33°F | 36 mm | 80% | Cold |
| August | 11°C52°F | 1°C34°F | 41 mm | 73% | Cool |
| September | 16°C60°F | 4°C39°F | 41 mm | 67% | Cool |
| October | 19°C67°F | 6°C44°F | 56 mm | 63% | Pleasant |
| November | 23°C73°F | 9°C49°F | 81 mm | 62% | Pleasant |
| December | 25°C77°F | 11°C52°F | 78 mm | 61% | Pleasant |
Best months across Australia
| Place | Best months | Warmest month |
|---|---|---|
| Sydney | Mar–Apr, Sep–Nov | Jan (25°C) |
| Melbourne | Mar–Apr, Oct–Nov | Jan (26°C) |
| Brisbane | Apr–Sep | Jan (29°C) |
| Gold Coast | Apr–May, Sep–Nov | Jan (30°C) |
| Perth | Mar–Apr, Oct–Nov | Feb (27°C) |
| Cairns | Jun–Oct | Dec (32°C) |
| Byron Bay | Apr–May, Sep–Nov | Jan (26°C) |
| Adelaide | Mar–Apr, Sep–Nov | Jan (30°C) |
| Hobart | Dec–Mar | Jan (22°C) |
| Bondi Beach | Mar–Apr, Oct–Nov | Jan (26°C) |
| Whitsundays | May–Oct | Dec (29°C) |
| Uluru | May–Sep | Jan (39°C) |
| Noosa | Apr–May, Sep–Nov | Jan (27°C) |
| Darwin | May–Sep | Oct (33°C) |
| Blue Mountains | Mar–May, Sep–Nov | Jan (28°C) |
| Sunshine Coast | Apr–May, Sep–Nov | Jan (28°C) |
| Great Ocean Road | Feb–Apr, Nov–Dec | Feb (19°C) |
| K'gari | May–Jun, Sep–Oct | Feb (27°C) |
| Port Douglas | May–Oct | Dec (30°C) |
| Fremantle | Mar–Apr, Oct–Nov | Feb (27°C) |
| Canberra | Mar–Apr, Oct–Nov | Jan (30°C) |
| Margaret River | Mar–Apr, Oct–Dec | Feb (24°C) |
| Broome | May–Sep | Nov (39°C) |
| Newcastle | Feb–Apr, Oct–Nov | Jan (26°C) |
| Alice Springs | Apr–Sep | Jan (38°C) |
| Launceston | Nov–Mar | Jan (26°C) |
| Manly | Nov–Mar | Jan (26°C) |
| Magnetic Island | May–Sep | Feb (29°C) |
Quick answers
What is the best month to visit Blue Mountains?
Mar–May, Sep–Nov. Autumn and spring are mild and clear. Summer is hot with fire and smoke risk; winter is cold and misty, with occasional snow and heated cafés.
When is the rainy season in Blue Mountains?
Rain peaks in February with about 110 mm. No month averages 150 mm or more.
What is the hottest month in Blue Mountains?
January, with average highs of 28°C (82°F).
How cold does Blue Mountains get?
The coolest nights are in July, averaging 1°C (33°F).
More about Blue Mountains
Going to Blue Mountains solo?
SoloSquare is where travelers, nomads and locals in Blue Mountains meet up for small plans: coffee, dinners, walks and day trips. Join one, or start your own in a minute.
Sources
- NASA POWER climatology (2001–2020)
- NSW National Parks: Blue Mountains
- Transport for NSW
- Nepean Blue Mountains Local Health District
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 0.7°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.