Solar panel cost and savings in Whanganui, Manawatu-Wanganui
Whanganui sits at 39.93°S, 175.04°E in Manawatu-Wanganui, New Zealand. A typical residential solar system there is sized at 6.2 kW, laid out as 14 panels of 440 W each, mounted at a 40 degree tilt facing the sun's midday path.
Based on PVGIS solar radiation data for Whanganui's coordinates, that system produces an estimated 8,657 kWh in its first year. At the local electricity price of NZ$0.40 per kWh (export NZ$0.13 per kWh, daily supply charge NZ$2.50), that generation is worth an estimated NZ$1,615 a year to a household with typical usage patterns for a 3-person home.
Get a solar estimate for your home in WhanganuiIncentives in Whanganui
No incentive currently applies to a system installed in Whanganui.
Cost and payback
A typical system in Whanganui costs an estimated NZ$10,472 to NZ$16,016 installed. With no incentive currently applying, that is also the net cost, and the system pays back in about 8.6 years at today's local electricity price.
These figures assume a typical 3-person household with no pool, electric vehicle or electric heating, and installation in 2026. Incentive schemes change, and one may apply here by the time you install. Electricity prices shown here are set at the country level. Incentive amounts, when present, use each scheme's national or regional scope as noted above, except where an incentive's value is itself calculated from Whanganui's local solar zone; only the production and payback figures are calculated specifically for Whanganui's coordinates.
Frequently asked questions
How much solar power can a typical home in Whanganui generate?
A typical 6.2 kW system (14 panels) in Whanganui produces an estimated 8,657 kWh a year, based on PVGIS solar radiation data for its coordinates.
What does solar cost in Whanganui?
A typical system costs NZ$10,472 to NZ$16,016 installed. No incentive currently applies, so that is also the estimated net cost.
How long does solar take to pay back in Whanganui?
At local electricity prices, a typical system in Whanganui pays back in about 8.6 years, with estimated annual savings of NZ$1,615.
Nearby locations
All solar pages in Manawatu-Wanganui · All solar pages in New Zealand