Clean solar panels in Florida every 6–12 months; every 4–6 months near the coast or under trees. The best time is late April–May (after oak and pine pollen) and November (after hurricane season). Florida’s soiling risk is moderate, and with electricity at about 15.2¢/kWh, dirt costing 3% of output on a typical 8 kW system is worth roughly $53 a year.
What makes solar panels dirty in Florida?
Florida gets plenty of rain, but frequent showers do not remove sticky pollen, salt crust or bird droppings. High humidity also encourages mildew along panel edges, particularly on low-tilt roofs. Hurricane season adds leaves and debris, so a post-season inspection and clean makes sense for most homeowners.
The main sources of soiling for Florida homeowners are:
- Thick yellow oak and pine pollen from February to April
- Salt spray within a few miles of the coast
- Mold, mildew and algae on low-tilt panels in high humidity
- Lovebugs in May and September
- Bird droppings and debris after tropical storms
How often to clean solar panels in Florida
| Situation in Florida | Suggested schedule |
|---|---|
| Typical home | Every 6–12 months; every 4–6 months near the coast or under trees |
| Best months to clean | Late April–May (after oak and pine pollen) and November (after hurricane season) |
| Near farms, unpaved roads or construction | Add one extra clean per year |
| Heavy tree cover or bird activity | Inspect every 3 months; clean when visibly soiled |
| After storms, smoke or dust events | Check monitoring data and inspect from the ground |
Use your monitoring app as the final judge: if sunny-day output drops 5–10% below the same month last year with no shading or equipment fault, it’s time to clean. Our step-by-step guide explains how to clean solar panels safely.
Is solar panel cleaning worth it in Florida?
| Assumption (illustrative) | Florida |
|---|---|
| System size | 8 kW (about 20 panels) |
| Estimated yearly production | ≈11,600 kWh (1,450 kWh per kW) |
| Typical uncleaned soiling loss | ≈3% |
| Electricity price | ≈15.2¢/kWh |
| Value of energy lost to dirt per year | ≈$53 |
| Typical professional clean | $150–$450 per visit |
In Florida soiling losses are modest, so clean only when panels look dirty or output drops. DIY from the ground or combine a pro clean with an inspection. Run your own numbers with our solar panel cleaning cost calculator.
Florida tip: Clean after pollen season rather than during it. Coastal homes should rinse salt residue every few months with pure water. After a hurricane, inspect mounting and wiring before anyone goes on the roof.
The right way to clean panels in Florida
- Check your manual for approved cleaning methods and keep a cleaning log for warranty purposes.
- Shut the system down following your installer’s procedure.
- Clean when the glass is cool — early morning or evening.
- Rinse, then wash with a soft brush and deionized water; no pressure washers, abrasives or ammonia cleaners.
- Rinse again, let it dry, restart and compare output with your baseline.
Cleaning is one part of looking after your system; see our full solar panel maintenance checklist.
Florida solar panel cleaning FAQ
Does rain clean solar panels in Florida?
Partly. Daily rain removes loose dust but not pollen, salt or bird droppings, so most Florida homes still benefit from one or two cleans a year.
When is the best time to clean solar panels in Florida?
Late April or May, after the spring pollen peak, with a second check in November after hurricane season.
How much does solar panel cleaning cost in Florida?
Most homeowners pay about $150–$450 per visit, or roughly $10–$25 per panel, depending on panel count and roof access. Get at least three local quotes and ask which water and brushes they use.
Can I clean my own solar panels in Florida?
Yes, if you can work safely from the ground or a low, single-storey roof using a soft brush and pure water. Hire an insured professional for steep or two-storey roofs.
Solar panel cleaning in other states
Arizona
Every 3–4 months
California
Every 4–6 months (inland), 6–12 months (coastal)
Texas
Every 4–6 months
Nevada
Every 3–4 months
North Carolina
Every 6–12 months, ideally right after pollen season
New Jersey
Once a year (twice if near highways or trees)
Massachusetts
Once a year
New York
Once a year (twice in NYC or near highways)
Colorado
Every 6 months
Utah
Every 4–6 months
Georgia
Every 6–12 months, right after pollen season
Hawaii
Every 4–6 months (leeward/coastal)
Data sources & method
Electricity prices: U.S. Energy Information Administration (EIA) average residential retail price, May 2026, via ElectricRates.org. Production estimates use typical regional solar yields; soiling-loss assumptions are based on NREL soiling research (typical U.S. losses ≈2–7% a year). Precipitation figures are approximate statewide averages. Costs are national price-survey ranges. All figures are illustrative — check your own monitoring data and local quotes. Editorial policy.