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Solar PV Analysis of Walgett, Australia
Walgett, New South Wales, Australia is a pretty good spot for generating energy through solar panels all year round. The amount of electricity you can get from your solar panels, though, changes with the seasons. You'll get the most power in the summer when you can expect about 8.23 kilowatt-hours per day for each kilowatt of solar panels installed. In autumn and spring, you'll get less power but still a decent amount - around 5.32 and 6.65 kWh/day respectively for each kW installed. Winter will give you the least power at around 3.95 kWh/day per kW installed.
To make sure your solar panels produce as much electricity as possible throughout the year, they should be tilted at an angle of 27 degrees facing north if they're fixed in one place.
As far as local factors that could affect how much energy your solar panels produce in Walgett - there's nothing major to worry about based on available information; it appears to be quite suitable for solar energy production given its location in Southern Sub Tropics where sunlight is abundant most parts of the year.
However, keep an eye out for any large buildings or trees that could cast shadows on your panels since this would decrease their output. If there are such obstructions nearby, try to position your installation so it avoids these shadows as much as possible.
Also consider potential dust and dirt accumulation on panel surfaces which could reduce efficiency over time; regular cleaning would help maintain optimal performance.
Remember that weather conditions like heavy rain or hail could potentially damage your system; while such events may not be common in this region but having proper protective measures (like durable panel materials or protective covers) might still be worth considering just to ensure longevity and consistent performance of your system.
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 Walgett
Seasonal solar PV output for Latitude: -30.0215209, Longitude: 148.1167617 (Walgett, 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 27° North in Walgett, Australia
To maximize your solar PV system's energy output in Walgett, Australia (Lat/Long -30.0215209, 148.1167617) throughout the year, you should tilt your panels at an angle of 27° 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 Walgett, 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 Walgett, Australia. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 27° North tilt angle throughout the year.
| Overall Best Summer Angle | Overall Best Autumn Angle | Overall Best Winter Angle | Overall Best Spring Angle |
|---|---|---|---|
| 14° North in Summer | 36° North in Autumn | 45° North in Winter | 24° 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 Walgett, 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 Walgett, 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 Walgett, Australia
Walgett, Australia is located in the northwestern region of New South Wales. The topography of this area is largely flat, with some low-lying hills and plains. It lies within the Murray-Darling Basin, which is a large geographical area characterized by its extensive river system.
The climate in Walgett is semi-arid, receiving about 487 mm of rain annually with an average of 265 sunny days per year. This makes the region suitable for solar power generation.
For large-scale solar PV installations, areas with flat terrains and high sun exposure would be ideal to maximize efficiency. Given these criteria, the vast open plains around Walgett would be well-suited for such installations. Locations away from residential areas and closer to existing power infrastructures would also be beneficial to reduce transmission losses and costs.
However, other factors should also be considered like land ownership rights, environmental impact assessments and proximity to water sources (for cleaning panels), among others before setting up a large-scale solar PV plant.
It's worth mentioning that there already exists a large scale solar farm near Walgett - The Beryl Solar Farm - which indicates the suitability of this region for such projects.
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.
