Solar Wattage Calculator

How many solar panels do I need?

Discover the answer with our Solar Wattage Calculator, designed to estimate the energy production of your solar panels based on your location, panel specifications, and orientation. This tool takes into account average weather conditions and optimal angles for maximum efficiency.

Select State:

State Info:

Please select a state.

Panel Group 1

Panel Wattage (W):

Number of Panels:

Select Direction:

Direction Info:

Please select a direction.

Estimates:

Total Energy Production: - kWh per year

**Average Energy Production per day** (kWh)
All Year	Spring	Summer	Fall	Winter
-	-	-	-	-

Examples of Average Energy Usage *
Household Type	Daily Usage (kWh)	Monthly Usage (kWh)	Yearly Usage (kWh)
Single Person (Low)	5 - 10	150 - 300	1,825 - 3,650
Single Person (High)	10 - 15	300 - 450	3,650 - 5,475
Family of 2-3 (Low)	10 - 20	300 - 600	3,650 - 7,300
Family of 2-3 (High)	20 - 30	600 - 900	7,300 - 10,950
Family of 4-5 (Low)	20 - 30	600 - 900	7,300 - 10,950
Family of 4-5 (High)	30 - 50	900 - 1,500	10,950 - 18,250
Large Household (Low)	30 - 40	900 - 1,200	10,950 - 14,600
Large Household (High)	50 - 70	1,500 - 2,100	18,250 - 25,550

* Please note that these numbers can vary significantly based on the number and type of electrical appliances you use, as modern households have different energy needs.

How to Use:
- Select your state to get the average sun hours and weather conditions.
- Enter the wattage and number of your solar panels.
- Choose the direction your panels are facing.
- You can add multiple groups of panels facing different directions.
- The calculator will provide the total energy production, average daily production for each season, and optimization tips.

Solar Wattage Calculator

How many solar panels do I need?

Panel Group 1

Estimates:

Betting Calculators

Financial Calculators

Other Calculators