Based on the information provided, Katoomba, New South Wales in Australia is a pretty good location for generating solar energy throughout the year. The amount of solar energy produced will vary depending on the season. In summer, you can expect to generate about 6.48 kilowatt-hours (kWh) per day for each kilowatt (kW) of installed solar panels. This amount drops slightly in autumn to about 4.42 kWh/day and then further decreases in winter to around 3.28 kWh/day before increasing again in spring to approximately 5.75 kWh/day.
This means that the best times of year for generating solar power at this location are during summer and spring when there are more hours of sunlight and it's generally less cloudy.
For a fixed panel installation at this location, tilting your panels at an angle of 30 degrees facing North would maximize your overall yearly production from your solar PV system.
However, there could be some local factors that might affect how much energy you can produce from your solar panels here in Katoomba.
One potential issue could be any large trees or buildings that might cast shadows over your panels, especially during winter when the sun is lower in the sky. To prevent this from happening and ensure greater energy production all year round, it's important to install your panels where they'll get maximum exposure to sunlight throughout all seasons.
Another factor could be weather conditions like heavy rainfall or snowfall which may cover up your panels and reduce their efficiency temporarily until they're cleaned off again.
Also note that Katoomba is located within a mountainous region known as Blue Mountains so depending on its exact location within this region; hilly terrains may also pose challenges by blocking sunlight at certain times of day or causing increased wind pressures which may require more secure mounting systems for stability.
In conclusion: While Katoomba has good potential for generating decent amounts of solar power, it's important to consider local factors like potential shading and weather conditions when planning your installation. By doing so, you can ensure that your solar PV system is as efficient as possible and generates the maximum amount of energy throughout the year.
Note: The Southern Sub Tropics extend from -23.5° latitude South down to -35° latitude.
So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 501 locations across Australia. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.
Link: Solar PV potential in Australia by location
Solar output per kW of installed solar PV by season in Katoomba
Seasonal solar PV output for Latitude: -33.7124469, Longitude: 150.3117701 (Katoomba, Australia), based on our analysis of 8760 hourly intervals of solar and meteorological data (one whole year) retrieved for that set of coordinates/location from NASA POWER (The Prediction of Worldwide Energy Resources) API:
 
Ideally tilt fixed solar panels 30° North in Katoomba, Australia
To maximize your solar PV system's energy output in Katoomba, Australia (Lat/Long -33.7124469, 150.3117701) throughout the year, you should tilt your panels at an angle of 30° North for fixed panel installations.
As the Earth revolves around the Sun each year, the maximum angle of elevation of the Sun varies by +/- 23.45 degrees from its equinox elevation angle for a particular latitude. Finding the exact optimal angle to maximise solar PV production throughout the year can be challenging, but with careful consideration of historical solar energy and meteorological data for a certain location, it can be done precisely.
We use our own calculation, which incorporates NASA solar and meteorological data for the exact Lat/Long coordinates, to determine the ideal tilt angle of a solar panel that will yield maximum annual solar output. We calculate the optimal angle for each day of the year, taking into account its contribution to the yearly total PV potential at that specific location.
Seasonally adjusted solar panel tilt angles for Katoomba, Australia
If you can adjust the tilt angle of your solar PV panels, please refer to the seasonal tilt angles below for optimal solar energy production in Katoomba, Australia. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 30° North tilt angle throughout the year.
| Overall Best Summer Angle | Overall Best Autumn Angle | Overall Best Winter Angle | Overall Best Spring Angle |
|---|---|---|---|
| 17° North in Summer | 39° North in Autumn | 48° North in Winter | 28° North in Spring |
Our recommendations take into account more than just latitude and Earth's position in its elliptical orbit around the Sun. We also incorporate historical solar and meteorological data from NASA's Prediction of Worldwide Energy Resources (POWER) API to assign a weight to each ideal angle for each day based on its historical contribution to overall solar PV potential during a specific season.
This approach allows us to provide much more accurate recommendations than relying solely on latitude, as it considers unique weather conditions in different locations sharing the same latitude worldwide.
Calculate solar panel row spacing in Katoomba, Australia
We've added a feature to calculate minimum solar panel row spacing by location. Enter your panel size and orientation below to get the minimum spacing in Katoomba, Australia.
Our calculation method
- Solar Position:
We determine the Sun's position on the Winter solstice using the location's latitude and solar declination. - Shadow Projection:
We calculate the shadow length cast by panels using trigonometry, considering panel tilt and the Sun's elevation angle. - Minimum Spacing:
We add the shadow length to the horizontal space occupied by tilted panels.
This approach ensures maximum space efficiency while avoiding shading during critical times, as the Winter solstice represents the worst-case scenario for shadow length.
Topography for solar PV around Katoomba, Australia
Katoomba is located in the Blue Mountains region of New South Wales, Australia. The topography of this area is characterized by steep cliffs, deep valleys, and rugged bushland. It's a mountainous region with altitudes reaching over 1,000 meters above sea level.
The terrain would not be particularly suitable for large-scale solar PV installations due to the uneven ground and heavy tree cover which could limit sunlight exposure. Furthermore, the area is known for its frequent cloud cover and foggy conditions which could further impact the efficiency of solar panels.
However, flatter areas with more consistent sunlight exposure would be better suited for large-scale solar PV installations. These might include regions west of the Blue Mountains such as Bathurst or Orange where there are more open plains with less tree cover. Also important to consider is that these areas have higher average annual sunshine hours than Katoomba.
Ultimately though, an assessment by a renewable energy consultant would be needed to accurately determine suitable locations considering factors like local climate conditions (including cloud cover and rainfall), land availability and use restrictions (like zoning laws or protected natural areas), proximity to power grid infrastructure for connection purposes among others.
Australia solar PV Stats as a country
Australia ranks 7th in the world for cumulative solar PV capacity, with 19,076 total MW's of solar PV installed. This means that 10.70% of Australia's total energy as a country comes from solar PV (that's 2nd in the world). Each year Australia is generating 742 Watts from solar PV per capita (Australia ranks 2nd in the world for solar PV Watts generated per capita). [source]
Are there incentives for businesses to install solar in Australia?
Yes, there are a variety of incentives available in Australia to businesses wanting to install solar energy. These include:
1. Renewable Energy Target (RET): The RET provides businesses with financial assistance for installing and operating renewable energy systems such as solar panels. Businesses may be eligible to receive certificates that can be sold or traded on the open market for additional income.
2. Feed-in Tariffs: Some states offer feed-in tariffs which pay businesses for generating and exporting excess electricity from their solar panel system back into the grid during peak demand periods.
3. Solar Credits: The Solar Credits program provides households and small business owners with an upfront discount when purchasing a new solar system, based on the amount of renewable energy generated by the system over its lifetime.
4. Tax Breaks: Small business owners may be able to claim tax deductions on certain expenses associated with installing a solar power system, including installation costs, maintenance expenses and interest payments related to financing arrangements taken out specifically for this purpose.
Do you have more up to date information than this on incentives towards solar PV projects in Australia? Please reach out to us and help us keep this information current. Thanks!
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Article Details for Citation
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Saturday 17th of February 2024
Last Updated: Monday 21st of July 2025
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Compare this location to others worldwide for solar PV potential
The solar PV analyses available on our website, including this one, are offered as a free service to the global community. Our aim is to provide education and aid informed decision-making regarding solar PV installations.
However, please note that these analyses are general guidance and may not meet specific project requirements. For in-depth, tailored forecasts and analysis crucial for feasibility studies or when pursuing maximum ROI from your solar projects, feel free to contact us; we offer comprehensive consulting services expressly for this purpose.
Helping you assess viability of solar PV for your site
Calculate Your Optimal Solar Panel Tilt Angle: A Comprehensive Guide
Enhance your solar panel's performance with our in-depth guide. Determine the best tilt angle using hard data, debunk common misunderstandings, and gain insight into how your specific location affects solar energy production.




