configuration_example.yaml

# Configure a default setup of Home Assistant (frontend, api, etc)
default_config:

utility_meter:
  whole_house_daily:
    source: sensor.power_bechardian_123_1mon
    cycle: daily
    offset:
      minutes: 3
    tariffs:
      - onpeak
      - midpeak
      - offpeak
      
sensor:
  - platform: template
    sensors:
      whole_house_day_offpeak_cost:
        unit_of_measurement: '$'
        value_template: "{{ (states('sensor.whole_house_daily_offpeak')|float * states('input_number.off_peak_kwh_cost')|float / 100.0) | round(4) }}"
      whole_house_day_midpeak_cost:
        unit_of_measurement: '$'
        value_template: "{{ (states('sensor.whole_house_daily_midpeak')|float * states('input_number.mid_peak_kwh_cost')|float / 100.0) | round(4) }}"
      whole_house_day_onpeak_cost:
        unit_of_measurement: '$'
        value_template: "{{ (states('sensor.whole_house_daily_onpeak')|float * states('input_number.on_peak_kwh_cost')|float / 100.0) | round(4) }}"
      whole_house_day_total_cost:
        unit_of_measurement: '$'
        value_template: >
                       {{ ((states('sensor.whole_house_daily_offpeak')|float * states('input_number.off_peak_kwh_cost')|float / 100.0) +
                           (states('sensor.whole_house_daily_midpeak')|float * states('input_number.mid_peak_kwh_cost')|float / 100.0) +
                           (states('sensor.whole_house_daily_onpeak')|float * states('input_number.on_peak_kwh_cost')|float / 100.0)) | round(4)}}
      whole_house_day_avg_kwh_cost:
        unit_of_measurement: '¢/kWh'
        value_template: >
                       {{ (states('sensor.whole_house_day_total_cost')|float / states('sensor.whole_house_daily_total')|float * 100) | round(2)}}
                       
      whole_house_daily_total:
        unit_of_measurement: kWh
        value_template: >
          {{ (states('sensor.whole_house_daily_offpeak')|float + states('sensor.whole_house_daily_onpeak')|float + 
          states('sensor.whole_house_daily_midpeak')|float) | round(3) }}