Solar Energy in Orlando, Florida

Average Solar Resource Pop. 307,573

Orlando, Florida receives 4.88 kWh/m²/day of solar irradiance and 5.4 peak sun hours daily, representing average solar resources . A typical 5 kW residential solar system in Orlando produces approximately 7,869 kWh annually, potentially saving homeowners $1,039 per year on electricity bills. After the 30% federal Investment Tax Credit, a 5 kW system has an estimated payback period of 10.1 years, leaving roughly 15 years of profitable operation within a standard 25-year warranty. For maximum annual output in Orlando, panels should be tilted at approximately 29° and oriented true south (180° azimuth).

Solar Resource Summary

4.88
kWh/m²/day
GHI Annual
5.4
hours/day
Peak Sun Hours
4.69
kWh/m²/day
DNI Annual
GHI vs. US national average (4.5 kWh/m²/day) Average
0 7.5 kWh/m²/day

Monthly Solar Data

Month JanFebMarAprMayJunJulAugSepOctNovDec Annual
GHI (kWh/m²/d) 3.48 4.09 5.22 6.28 6.54 5.84 5.84 5.46 4.71 4.28 3.63 3.1 4.88
DNI (kWh/m²/d) 4.97 4.86 5.46 5.8 5.45 4.31 4.31 4.19 3.81 4.25 4.57 4.28 4.69
Source: NREL. Monthly averages in kWh/m²/day and °C.

Solar Production Estimates for Orlando

5 kW Residential
Typical home system
Residential
7,869 kWh/yr
656 kWh/month avg
≈ $1,039/year savings
10 kW Residential
Large home system
Residential
15,739 kWh/yr
1,312 kWh/month avg
≈ $2,078/year savings
50 kW Commercial
Small commercial
Commercial
78,694 kWh/yr
6,558 kWh/month avg
100 kW Commercial
Medium commercial
Commercial
157,388 kWh/yr
13,116 kWh/month avg

Production estimates based on NREL solar resource data, 29° tilt, south-facing orientation, and 80% performance ratio.

Local Solar Conditions in Orlando

Solar production in Orlando is relatively consistent year-round, ranging from 3.1 to 6.5 kWh/m²/day across the seasons.

Best Tilt Angle
29° (latitude-optimized)
Best Azimuth
180° (true south)
Coordinates
28.5383°N, -81.3792°

Financial Overview — Solar in Orlando

Solar is a sound investment in Orlando. A 10.1-year payback period is in line with the national average. With electricity rates likely to increase over time, actual payback may be shorter. Estimated annual savings from a 5 kW system: $1,039/year.

Avg. Electricity Rate
$0.132/kWh (FL avg)
Est. Annual Savings (5 kW)
$1,039/year
Est. Payback Period
10.1 years (after 30% ITC)
Federal ITC
30% of system cost
Net Metering
Available
Financial estimates assume a 5 kW system at $3,000/W installed ($15,000 pre-ITC, $10,500 after 30% credit). Actual costs vary by installer and equipment. Consult a local solar installer for firm quotes.

Solar FAQ — Orlando, Florida

In Orlando, Florida, a 5 kW residential solar system produces approximately 7,869 kWh of electricity per year. A 10 kW system produces about 15,739 kWh annually. These estimates use 4.9 kWh/m²/day average solar irradiance and an 80% system performance ratio, accounting for real-world losses from wiring, inverter efficiency, and temperature. Actual output will vary based on your specific roof orientation, shading, and equipment.

Orlando receives an average Global Horizontal Irradiance (GHI) of 4.88 kWh/m²/day. This is 0.38 kWh/m²/day above the US national average of 4.5 kWh/m²/day, placing Orlando near the national average. GHI measures total solar energy incident on a horizontal surface and is the primary indicator of a location's solar resource quality.

Orlando, Florida receives an average of 5.4 peak sun hours per day. Peak sun hours represent the equivalent number of hours when solar irradiance equals 1,000 W/m² — the standard condition used to rate solar panel output. This means a 1 kW solar panel array in Orlando produces 5.4 kWh on a typical day. Seasonal variation is significant: summer months see peak sun hours 40–60% higher than winter months in most US locations.

Orlando is a average location for solar panels, with 4.88 kWh/m²/day solar irradiance — near the national average. With an estimated payback period of 10.1 years, solar installations in Orlando can be financially attractive, especially given Florida's electricity rates.

The optimal tilt angle for solar panels in Orlando is approximately 29°, which corresponds to the city's latitude. This angle maximizes annual energy production by ensuring panels receive the most direct sunlight averaged over the year. For maximum winter output, tilt panels at latitude + 15° (44°). For maximum summer output, use latitude − 15° (14°). Fixed south-facing panels at the latitude angle are the standard recommendation for residential systems in Orlando.

A 5 kW solar system in Orlando can save an estimated $1,039 per year on electricity bills, based on Orlando's average electricity rate of $0.132/kWh. Over a 25-year system lifetime, that represents $25,975 in total savings before accounting for electricity rate increases. After the 30% federal Investment Tax Credit, the net system cost of approximately $10,500 for a 5 kW system yields a payback period of 10.1 years.

For a typical home in Orlando using 1,000 kWh/month, a 5 kW solar system producing 656 kWh/month would offset approximately 66% of a typical household's electricity use. Most residential installations in similar climates range from 5 to 12 kW depending on energy consumption, roof size, and budget. Use SolarScope's Site Studio to get a personalized system size recommendation based on your specific address and energy bills.

Based on local solar irradiance and electricity rates, a 5 kW residential solar system in Orlando has an estimated payback period of 10.1 years. This calculation assumes a net system cost of $10,500 (after the 30% federal ITC) and annual savings of $1,039. Modern solar panels carry 25-year performance warranties, so systems in Orlando would operate profitably for roughly 15 years after payback. Electricity rate increases over time typically reduce the effective payback period.

Other Cities in Florida

Jacksonville
5.0 kWh/m²/d
Tampa
5.0 kWh/m²/d
St. Petersburg
5.2 kWh/m²/d
Hialeah
4.9 kWh/m²/d
Fort Lauderdale
5.0 kWh/m²/d
Cape Coral
5.2 kWh/m²/d
Hollywood
5.0 kWh/m²/d
Tallahassee
4.8 kWh/m²/d
View all Florida solar data →
Learn more: Solar irradiance · Peak sun hours · GHI explained · Net metering · How solar analysis works

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This page shows area-level averages. For your specific address — accounting for roof orientation, shading trees, and your utility rate — use SolarScope's AI-powered Site Studio.

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Quick Stats

Annual GHI
4.88 kWh/m²/day
Peak Sun Hours
5.4 h/day
5kW Production
7,869 kWh/yr
Payback (5kW)
10.1 years
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