Katoomba in July
July in Katoomba is peak winter, and the weather reflects it. You're looking at average daily highs of 8.9 degrees.
Expect the mercury to hit around 8.9 degrees during the day and settle at 1.8 degrees after dark. The temperature stays pretty consistent through the day. Those mornings will have you reaching for a proper jacket.
At 8.9 degrees, July sits 8.4 degrees below the annual average of 17.3 degrees.
You're looking at 37mm of rain across 12 days in a typical July. Nothing dramatic.
Solar exposure averages 9.7 MJ/m2 per day in July, with UV levels in the moderate range. Sunscreen is still wise, especially if you burn easily.
July scores 1.0/10 on our Comfort Score. It's the tough end of the year weather-wise.
For your suitcase: warm layers including a coat.
The full data breakdown is below. You can also see how other Australian cities compare in July.
July at a Glance
Temperature Range
Daily temperature range in July. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Warm layers including a heavy jacket or coat
- A warm jumper or fleece for cool mornings and evenings
- Thermal undergarments for cold nights
- A waterproof jacket or compact umbrella
Coming From Overseas?
How July in Katoomba stacks up against major cities around the world.
About 15 degrees cooler and considerably drier.
About 22 degrees cooler and considerably drier.
About 21 degrees cooler and considerably drier.
How July Compares
Katoomba's monthly climate at a glance. July is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 23.2 | 12.9 | 157mm | 8.7 |
| Feb | 23.0 | 12.5 | 97mm | 8.9 |
| Mar | 21.3 | 10.5 | 53mm | 8.1 |
| Apr | 16.6 | 6.2 | 218mm | 3.6 |
| May | 12.9 | 4.3 | 103mm | 1.0 |
| Jun | 9.6 | 0.8 | 123mm | 1.0 |
| Jul | 8.9 | 1.8 | 37mm | 1.0 |
| Aug | 13.2 | 3.6 | 44mm | 1.9 |
| Sep | 15.0 | 4.2 | 44mm | 3.9 |
| Oct | 17.3 | 5.9 | 53mm | 5.6 |
| Nov | 21.5 | 10.7 | 116mm | 8.0 |
| Dec | 25.0 | 12.0 | 41mm | 10.0 |