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Flag of United StatesSolar PV Analysis of Moreno Valley, United States

Graph of hourly avg kWh electricity output per kW of Solar PV installed in Moreno Valley, United States (by season)

Solar Energy Potential in Moreno Valley, California

Moreno Valley, California, located in the Northern Sub Tropics, offers a promising location for solar energy generation. The city's geographical position at 33.919 latitude and -117.2359 longitude provides favorable conditions for solar photovoltaic (PV) installations throughout the year. The seasonal electricity output per kilowatt of installed solar capacity in Moreno Valley demonstrates significant potential:
  • Summer: 7.87 kWh/day
  • Autumn: 5.20 kWh/day
  • Winter: 3.81 kWh/day
  • Spring: 7.05 kWh/day
These figures indicate that Moreno Valley experiences robust solar energy production, particularly during the summer and spring months. The long, sunny days of summer provide optimal conditions for solar power generation, while spring offers a close second in terms of productivity.

Ideal Times for Solar Generation

The most ideal times for solar energy generation in Moreno Valley are from late spring through early fall. During these months, the region experiences longer daylight hours and clearer skies, maximizing the potential for solar PV systems to capture and convert sunlight into electricity. While winter months show a decrease in production, it's important to note that Moreno Valley still maintains a relatively high solar potential even during this season compared to many other locations in the United States.

Optimal Panel Tilt Angle

For fixed panel installations in Moreno Valley, the ideal angle to tilt panels for maximum year-round production is 30 degrees facing south. This angle optimizes the panels' exposure to sunlight throughout the year, accounting for the changing position of the sun across seasons.

Environmental and Weather Considerations

Despite the generally favorable conditions, there are a few factors that could potentially impact solar production in Moreno Valley:

Dust and Pollution

The region's arid climate can lead to dust accumulation on solar panels, potentially reducing their efficiency. Regular cleaning and maintenance of the panels can help mitigate this issue.

Extreme Heat

While solar panels thrive in sunlight, extreme heat can slightly reduce their efficiency. Choosing high-quality panels designed to perform well in hot conditions and ensuring proper ventilation during installation can help maintain optimal performance.

Occasional Fog

Moreno Valley may experience some foggy days, particularly in winter months. While this can temporarily reduce solar output, the impact is generally minimal given the region's overall sunny climate. By taking these factors into account and implementing appropriate preventative measures during installation and maintenance, solar PV systems in Moreno Valley can achieve high levels of energy production throughout the year.

Note: The Northern Sub Tropics extend from 23.5° latitude North up to 35° latitude.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 4253 locations across the United States. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in the United States by location

Solar output per kW of installed solar PV by season in Moreno Valley

Seasonal solar PV output for Latitude: 33.919, Longitude: -117.2359 (Moreno Valley, United States), 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:

Summer
Average 7.87kWh/day in Summer.
Autumn
Average 5.20kWh/day in Autumn.
Winter
Average 3.81kWh/day in Winter.
Spring
Average 7.05kWh/day in Spring.

 

Ideally tilt fixed solar panels 30° South in Moreno Valley, United States

To maximize your solar PV system's energy output in Moreno Valley, United States (Lat/Long 33.919, -117.2359) throughout the year, you should tilt your panels at an angle of 30° South 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.

The sun
At Latitude: 33.919, Longitude: -117.2359, the ideal angle to tilt panels is 30° South

Seasonally adjusted solar panel tilt angles for Moreno Valley, United States

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 Moreno Valley, United States. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 30° South tilt angle throughout the year.

Overall Best Summer Angle Overall Best Autumn Angle Overall Best Winter Angle Overall Best Spring Angle
18° South in Summer 39° South in Autumn 48° South in Winter 27° South in Spring

Assuming you can modify the tilt angle of your solar PV panels throughout the year, you can optimize your solar generation in Moreno Valley, United States as follows: In Summer, set the angle of your panels to 18° facing South. In Autumn, tilt panels to 39° facing South for maximum generation. During Winter, adjust your solar panels to a 48° angle towards the South for optimal energy production. Lastly, in Spring, position your panels at a 27° angle facing South to capture the most solar energy in Moreno Valley, United States.

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 Moreno Valley, United States

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 Moreno Valley, United States.

Our calculation method

  1. Solar Position:
    We determine the Sun's position on the Winter solstice using the location's latitude and solar declination.
  2. Shadow Projection:
    We calculate the shadow length cast by panels using trigonometry, considering panel tilt and the Sun's elevation angle.
  3. 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.






Please enter information above to calculate panel spacing.

Topography for solar PV around Moreno Valley, United States

Moreno Valley, located in Riverside County, California, is situated in a diverse topographical region. The city itself lies in a relatively flat valley, surrounded by more varied terrain. To the north and east, the San Bernardino Mountains rise dramatically, creating a striking backdrop to the urban landscape. These mountains, part of the larger Transverse Ranges, feature rugged peaks and steep slopes that contrast sharply with the valley floor. To the south of Moreno Valley, the landscape transitions into rolling hills and smaller mountain ranges, including the Box Springs Mountains. These hills gradually give way to the flatter terrain of the Perris Valley. The western edge of the city is bounded by gentle slopes that lead towards the Santa Ana Mountains in the distance.

Potential for Solar PV Development

The areas surrounding Moreno Valley offer several promising locations for large-scale solar photovoltaic (PV) installations. The most suitable areas for such projects would be the flat or gently sloping lands to the south and southeast of the city. These regions, extending towards Perris and San Jacinto, feature expansive open spaces with minimal topographical variation, making them ideal for solar panel arrays. The desert-like climate of the region, characterized by abundant sunshine and low precipitation, further enhances the suitability of these areas for solar energy production. The lack of significant natural obstacles or dense vegetation in these zones would minimize shading issues and simplify the installation process. However, it's important to note that any large-scale solar development would need to consider factors beyond just topography. These include proximity to existing power infrastructure, environmental impact assessments, and local zoning regulations. The areas closer to the mountains or within the city limits may be less suitable due to terrain challenges, existing development, or potential conflicts with urban expansion plans. In conclusion, while Moreno Valley itself is nestled in a valley surrounded by varied terrain, the flat lands to its south and southeast present the most promising opportunities for large-scale solar PV installations, combining favorable topography with the region's abundant solar resources.

United States solar PV Stats as a country

United States ranks 2nd in the world for cumulative solar PV capacity, with 95,209 total MW's of solar PV installed. This means that 3.40% of United States's total energy as a country comes from solar PV (that's 26th in the world). Each year United States is generating 289 Watts from solar PV per capita (United States ranks 15th in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in United States?

Yes, there are several incentives for businesses wanting to install solar energy in the United States. These include federal tax credits, state and local rebates, net metering policies, and renewable energy certificates (RECs). Additionally, many states have enacted legislation that requires utilities to purchase a certain amount of electricity from renewable sources such as solar.

Do you have more up to date information than this on incentives towards solar PV projects in United States? Please reach out to us and help us keep this information current. Thanks!

Citation Guide

Article Details for Citation

Article: Solar PV Analysis of Moreno Valley, United States
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Friday 18th of April 2025
Last Updated: Wednesday 20th of August 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.

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