TOU-RI Rate History

Our previous Residential Interim Time-of-Use rate schedule (TOU-RI) is closed to new enrollments effective October 31, 2022. Below are resources for existing customers who have signed up for the previous program.

Time-of-Use (TOU-RI) enrollment

Time-of-Use (TOU-RI) rates for existing customers

March 2026 TOU Rates (cents/kWh) with applicable surcharges:

Historical rates in cents/kWh

Off-Peak = 10 p.m. to 9 a.m., Mid-Day = 9 a.m. to 5 p.m., On-Peak = 5 p.m. to 10 p.m.

2026 historical rates

2025 historical rates

	Time of Day	Oahu	Maui	Lanai	Molokai	Hawaii Island
December 2025	Off-Peak	39.7	46.7	52.2	49.9	51.3
	Mid-Day	24.3	18.2	33.9	28.9	21.2
	On-Peak	47.0	47.4	55.1	49.6	58.6
	Schedule R	35.8	35.0	44.7	41.3	40.6
November 2025	Off-Peak	39.4	48.7	52.6	49.8	51.3
	Mid-Day	23.9	20.2	34.3	28.7	21.3
	On-Peak	46.6	49.4	55.6	49.5	58.7
	Schedule R	35.4	37.0	45.2	41.2	40.6
October 2025	Off-Peak	39.4	48.4	52.5	49.8	50.9
	Mid-Day	23.9	19.8	34.2	28.8	20.9
	On-Peak	46.6	49.1	55.5	49.5	58.3
	Schedule R	35.4	36.6	45.1	41.2	40.2
September 2025	Off-Peak	39.1	49.3	52.4	51.5	50.2
	Mid-Day	23.7	20.8	34.1	30.4	20.2
	On-Peak	46.4	50.0	55.4	51.2	57.6
	Schedule R	35.2	37.6	45.0	42.9	39.5
August 2025	Off-Peak	39.3	48.7	53.7	50.2	49.6
	Mid-Day	23.9	20.1	35.5	29.2	19.6
	On-Peak	46.6	49.4	56.7	49.9	57.0
	Schedule R	35.4	36.9	46.3	41.7	39.0
July 2025	Off-Peak	38.7	49.2	52.8	49.1	46.6
	Mid-Day	23.3	20.7	34.5	28.0	16.6
	On-Peak	46.0	49.9	55.8	48.7	54.0
	Schedule R	34.8	37.5	45.4	40.5	35.9
June 2025	Off-Peak	38.4	48.7	50.8	49.4	47.7
	Mid-Day	23.0	20.2	32.5	28.4	17.7
	On-Peak	45.7	49.4	53.8	49.1	55.1
	Schedule R	34.5	37.0	43.4	40.9	37.0
May 2025	Off-Peak	39.0	49.1	51.4	48.7	48.0
	Mid-Day	23.5	20.6	33.1	27.6	17.9
	On-Peak	46.2	49.8	54.4	48.4	55.4
	Schedule R	35.0	37.4	44.0	40.1	37.3
Apr. 2025	Off-Peak	40.1	49.7	51.5	51.6	51.7
	Mid-Day	24.6	21.2	33.3	30.5	21.7
	On-Peak	47.3	50.4	54.5	51.3	59.1
	Schedule R	36.1	38.0	44.1	43.0	41.0
Mar. 2025	Off-Peak	41.0	49.9	52.7	53.1	52.7
	Mid-Day	25.5	21.3	34.5	32.0	22.7
	On-Peak	48.2	50.6	55.7	52.7	60.1
	Schedule R	37.0	38.1	45.3	44.5	42.1
Feb. 2025	Off-Peak	40.9	50.6	51.5	52.0	52.8
	Mid-Day	25.4	22.1	33.2	31.0	22.8
	On-Peak	48.1	51.3	54.4	51.7	60.2
	Schedule R	36.9	38.8	44.1	43.4	42.1
Jan. 2025	Off-Peak	40.2	49.5	53.1	50.4	52.1
	Mid-Day	24.7	21.0	34.9	29.3	22.1
	On-Peak	47.4	50.2	56.1	50.0	59.5
	Schedule R	36.2	37.7	45.7	41.8	41.4

2024 historical rates

	Time of Day	Oahu	Maui	Lanai	Molokai	Hawaii Island
Dec. 2024	Off-Peak	38.7	45.9	51.2	49.8	51.7
	Mid-Day	26.5	19.8	35.8	29.3	24.3
	On-Peak	46.3	47.3	54.4	49.4	58.7
	Schedule R	36.0	35.3	44.9	41.4	41.8
Nov. 2024	Off-Peak	38.5	47.5	50.7	49.9	51.7
	Mid-Day	26.3	21.4	35.2	29.5	24.3
	On-Peak	46.1	48.9	53.8	49.5	58.7
	Schedule R	35.8	36.8	44.3	41.5	41.8
Oct. 2024	Off-Peak	39.7	47.4	49.9	51.0	51.9
	Mid-Day	27.5	21.3	34.5	30.5	24.5
	On-Peak	47.3	48.8	53.0	50.6	58.9
	Schedule R	36.9	36.8	43.6	42.6	42.0
Sept. 2024	Off-Peak	40.7	48.1	51.3	51.3	52.9
	Mid-Day	28.4	22.0	35.8	31.0	25.5
	On-Peak	48.3	49.5	54.4	51.1	59.9
	Schedule R	37.9	37.5	44.9	43.1	43.0
Aug. 2024	Off-Peak	41.1	47.8	51.9	51.6	52.0
	Mid-Day	28.9	21.8	36.4	31.2	24.6
	On-Peak	48.7	49.3	55.0	51.2	59.0
	Schedule R	38.4	37.2	45.5	43.3	42.2
July 2024	Off-Peak	40.7	48.4	50.1	52.9	52.3
	Mid-Day	28.4	22.3	34.7	32.4	24.9
	On-Peak	48.3	49.8	53.3	52.5	59.3
	Schedule R	37.9	37.7	43.8	44.5	42.4
June 2024	Off-Peak	41.2	48.9	53.0	53.6	52.8
	Mid-Day	29.0	22.8	37.6	33.1	25.4
	On-Peak	48.9	50.3	56.2	53.2	59.8
	Schedule R	38.5	38.2	46.7	45.2	43.0
May 2024	Off-Peak	41.6	49.9	51.1	53.4	52.0
	Mid-Day	29.4	23.8	35.7	32.9	24.6
	On-Peak	49.2	51.3	54.3	53.0	59.0
	Schedule R	38.8	39.2	44.8	45.0	42.2
Apr. 2024	Off-Peak	41.1	48.7	52.8	54.2	51.9
	Mid-Day	28.9	22.6	37.3	33.7	24.5
	On-Peak	48.7	50.1	55.9	53.8	58.9
	Schedule R	38.3	38.1	46.4	45.8	42.0
Mar. 2024	Off-Peak	41.0	48.4	51.3	53.2	51.5
	Mid-Day	28.8	22.3	35.8	32.8	24.2
	On-Peak	48.6	49.8	54.4	52.8	58.6
	Schedule R	38.3	37.7	44.9	44.8	41.7
Feb. 2024	Off-Peak	41.5	48.9	53.6	53.9	52.4
	Mid-Day	29.3	22.8	38.1	33.5	25.0
	On-Peak	49.1	50.3	56.7	53.5	59.4
	Schedule R	38.7	38.2	47.2	45.5	42.6
Jan. 2024	Off-Peak	42.0	48.8	54.7	53.6	53.1
	Mid-Day	29.8	22.8	39.3	33.1	25.7
	On-Peak	49.6	50.2	57.8	53.2	60.1
	Schedule R	39.3	38.2	48.4	45.2	43.3

2023 historical rates

	Time of Day	Oahu	Maui	Lanai	Molokai	Hawaii Island
Dec. 2023	Off-Peak	40.6	47.7	58.4	55.6	51.4
	Mid-Day	30.7	27.4	42.1	35.2	27.2
	On-Peak	47.9	49.1	62.3	55.6	59.3
	Schedule R	38.6	39.2	52.0	47.3	43.0
Nov. 2023	Off-Peak	41.2	48.7	57.9	55.6	51.6
	Mid-Day	31.4	28.4	41.6	35.3	27.4
	On-Peak	48.5	50.2	61.8	55.7	59.5
	Schedule R	39.2	40.2	51.4	47.4	43.1
Oct. 2023	Off-Peak	41.6	47.3	57.4	53.1	48.8
	Mid-Day	31.8	27.0	41.2	32.7	24.5
	On-Peak	48.9	48.8	61.4	53.2	56.7
	Schedule R	39.6	38.8	51.0	44.9	40.3
Sept. 2023	Off-Peak	40.1	45.6	53.8	52.2	47.5
	Mid-Day	30.2	25.4	37.5	31.8	23.3
	On-Peak	47.3	47.1	57.7	52.2	55.4
	Schedule R	38.0	37.2	47.3	43.9	39.0
Aug. 2023	Off-Peak	38.7	45.0	49.0	49.5	47.4
	Mid-Day	28.9	24.7	32.7	29.1	23.1
	On-Peak	46.0	46.5	52.9	49.5	55.2
	Schedule R	36.7	36.5	42.6	41.3	38.9
July 2023	Off-Peak	37.8	46.0	49.5	49.2	47.5
	Mid-Day	28.0	25.8	33.2	28.9	23.2
	On-Peak	45.1	47.5	53.4	49.3	55.4
	Schedule R	35.8	37.5	43.0	41.0	39.0
June 2023	Off-Peak	38.5	46.2	52.4	52.7	48.3
	Mid-Day	28.7	26.0	36.1	32.3	24.1
	On-Peak	45.8	47.7	56.3	52.8	56.2
	Schedule R	36.5	37.7	45.9	44.5	39.8
May 2023	Off-Peak	39.6	47.4	51.2	53.7	49.0
	Mid-Day	29.7	27.2	34.9	33.3	24.7
	On-Peak	46.8	48.9	55.1	53.7	56.8
	Schedule R	37.5	38.9	44.8	45.4	40.5
Apr. 2023	Off-Peak	40.2	47.7	54.5	54.4	50.2
	Mid-Day	30.4	27.5	38.2	34.1	26.0
	On-Peak	47.5	49.2	58.4	54.5	58.1
	Schedule R	38.2	39.3	48.1	46.2	41.7
Mar. 2023	Off-Peak	41.8	48.7	56.0	58.8	51.7
	Mid-Day	32.0	28.4	39.7	38.4	27.5
	On-Peak	49.1	50.2	59.9	58.9	59.6
	Schedule R	39.8	40.2	49.5	50.6	43.3
Feb. 2023	Off-Peak	43.0	47.7	57.3	56.1	51.0
	Mid-Day	33.1	27.5	41.0	35.7	26.7
	On-Peak	50.3	49.2	61.2	56.1	58.8
	Schedule R	41.0	39.2	50.9	47.8	42.5
Jan. 2023	Off-Peak	43.6	48.4	57.4	57.8	50.3
	Mid-Day	33.8	28.2	41.1	37.4	26.1
	On-Peak	50.9	49.9	61.3	57.9	58.2
	Schedule R	41.6	39.9	51.0	49.6	41.9

2022 historical rates

	Time of Day	Oahu	Maui	Lanai	Molokai	Hawaii Island
Dec. 2022	Off-Peak	47.1	47.7	62.2	59.4	54.7
	Mid-Day	28.1	25.4	38.1	34.3	21.2
	On-Peak	54.9	49.1	66.1	59.5	61.3
	Schedule R	42.1	38.4	52.9	49.6	42.6
Nov. 2022	Off-Peak	47.6	48.1	61.8	58.0	54.7
	Mid-Day	28.5	25.7	37.7	32.9	21.1
	On-Peak	55.3	49.5	65.7	58.2	61.3
	Schedule R	42.5	38.8	52.5	48.3	42.5
Oct. 2022	Off-Peak	48.9	51.9	61.7	62.5	56.7
	Mid-Day	29.8	29.6	37.5	37.4	23.2
	On-Peak	56.6	53.3	65.5	62.6	63.3
	Schedule R	43.8	42.6	52.4	52.7	44.6
Sept. 2022	Off-Peak	49.5	51.8	61.5	58.3	57.2
	Mid-Day	30.5	29.4	37.4	33.2	23.6
	On-Peak	57.3	53.1	65.4	58.4	63.8
	Schedule R	44.5	42.5	52.2	48.5	45.0
Aug. 2022	Off-Peak	47.8	54.0	66.9	66.8	60.4
	Mid-Day	28.8	31.6	42.8	41.7	26.8
	On-Peak	55.5	55.4	70.8	66.9	67.0
	Schedule R	42.7	44.7	57.7	57.0	48.2
July 2022	Off-Peak	46.5	51.9	66.9	66.0	60.2
	Mid-Day	27.5	29.5	42.8	40.9	26.6
	On-Peak	54.2	53.3	70.8	66.1	66.8
	Schedule R	41.5	42.6	57.7	56.2	48.0
June 2022	Off-Peak	44.7	52.2	65.3	60.3	61.0
	Mid-Day	25.7	29.9	41.2	35.2	27.4
	On-Peak	52.5	53.6	69.2	60.5	67.6
	Schedule R	39.7	42.9	56.1	50.6	48.8
May 2022	Off-Peak	43.9	50.8	61.7	56.9	56.5
	Mid-Day	24.9	28.4	37.6	21.8	23.0
	On-Peak	51.6	52.2	65.6	57.0	63.1
	Schedule R	38.8	41.5	52.5	47.1	44.4
Apr. 2022	Off-Peak	41.1	48.5	57.5	51.6	55.1
	Mid-Day	22.1	26.1	33.4	26.5	21.5
	On-Peak	48.8	49.9	61.4	51.7	61.7
	Schedule R	36.0	39.2	48.2	41.8	42.9
Mar. 2022	Off-Peak	39.0	46.2	55.6	50.7	52.3
	Mid-Day	20.0	23.8	31.5	25.6	18.8
	On-Peak	46.8	47.5	59.5	50.9	59.0
	Schedule R	34.0	36.9	46.4	41.0	40.2
Feb. 2022	Off-Peak	38.3	44.6	52.6	50.0	49.7
	Mid-Day	19.3	22.3	28.4	24.9	16.2
	On-Peak	46.0	46.0	56.4	50.2	56.3
	Schedule R	33.3	35.3	43.2	40.2	37.5
Jan. 2022	Off-Peak	36.9	44.8	52.4	48.2	50.3
	Mid-Day	17.9	22.5	28.3	23.1	16.8
	On-Peak	44.6	46.2	56.3	48.4	56.9
	Schedule R	31.9	35.5	43.2	38.4	38.2

2021 historical rates

	Time of Day	Oahu	Maui	Lanai	Molokai	Hawaii Island
Dec. 2021	Off-Peak	36.2	41.3	53.8	47.0	49.9
	Mid-Day	15.5	15.8	27.0	18.1	13.9
	On-Peak	44.4	42.9	56.4	47.0	55.8
	Schedule R	30.7	30.9	43.2	35.9	36.7
Nov. 2021	Off-Peak	35.9	43.2	53.8	46.9	48.8
	Mid-Day	15.2	17.7	27.0	18.0	12.8
	On-Peak	44.2	44.8	56.4	46.9	54.7
	Schedule R	30.4	32.8	43.2	35.9	35.6
Oct. 2021	Off-Peak	35.2	42.4	48.9	47.1	48.3
	Mid-Day	14.5	16.9	22.1	18.2	12.3
	On-Peak	43.5	44.0	51.5	47.1	54.2
	Schedule R	29.8	32.0	38.3	36.0	35.0
Sept. 2021	Off-Peak	35.1	42.7	49.9	46.2	48.4
	Mid-Day	14.4	17.2	23.1	17.3	12.4
	On-Peak	43.4	44.3	52.5	46.2	54.3
	Schedule R	29.7	32.3	39.3	35.2	35.2
Aug. 2021	Off-Peak	35.0	42.8	49.8	48.4	48.0
	Mid-Day	14.3	17.3	23.0	19.5	12.0
	On-Peak	43.3	44.4	52.5	48.3	53.9
	Schedule R	29.5	32.4	39.3	37.3	34.7
July 2021	Off-Peak	35.5	43.8	49.2	45.5	46.8
	Mid-Day	14.8	18.3	22.5	16.6	10.8
	On-Peak	43.8	45.4	51.9	45.5	52.7
	Schedule R	30.1	33.4	38.7	34.5	33.5
June 2021	Off-Peak	34.1	42.3	48.3	44.3	46.2
	Mid-Day	13.4	16.8	21.5	15.4	10.2
	On-Peak	42.4	43.9	50.9	44.3	52.1
	Schedule R	28.7	31.9	37.7	33.2	32.9
May 2021	Off-Peak	33.0	41.3	48.2	44.4	46.0
	Mid-Day	12.3	15.8	21.4	15.4	10.0
	On-Peak	41.2	42.9	50.8	44.3	51.9
	Schedule R	27.5	30.9	37.6	33.3	32.7
Apr. 2021	Off-Peak	31.7	39.8	47.8	43.8	44.1
	Mid-Day	11.0	14.3	21.0	14.9	8.0
	On-Peak	39.9	41.4	50.4	43.8	49.9
	Schedule R	26.2	29.4	37.2	32.8	30.8
Mar. 2021	Off-Peak	32.1	39.7	45.9	41.2	43.7
	Mid-Day	11.4	14.2	19.1	12.3	7.7
	On-Peak	40.3	41.3	48.6	41.2	49.6
	Schedule R	26.6	29.3	35.3	30.1	30.4
Feb. 2021	Off-Peak	31.6	37.8	44.5	42.2	43.1
	Mid-Day	10.9	12.3	17.7	13.2	7.1
	On-Peak	39.8	39.4	47.1	42.1	49.0
	Schedule R	26.1	27.4	33.9	31.1	29.8
Jan. 2021	Off-Peak	30.7	38.4	43.3	40.2	42.2
	Mid-Day	10.0	12.9	16.5	11.2	6.2
	On-Peak	38.9	40.0	45.9	40.1	48.1
	Schedule R	25.2	28.0	32.7	29.1	29.0

2020 historical rates

	Time of Day	Oahu	Maui	Lanai	Molokai	Hawaii Island
Dec. 2020	Off-Peak	29.6	37.4	40.2	36.8	39.8
	Mid-Day	9.3	14.5	17.8	15.7	8.7
	On-Peak	38.4	38.9	42.5	36.8	46.4
	Schedule R	24.4	28.0	31.1	28.3	28.5
Nov. 2020	Off-Peak	29.9	36.3	40.2	37.6	40.2
	Mid-Day	9.6	13.4	17.8	16.5	9.0
	On-Peak	38.7	37.8	42.5	37.5	46.8
	Schedule R	24.7	26.9	31.1	29.1	28.9
Oct. 2020	Off-Peak	30.2	35.8	40.4	34.6	34.9
	Mid-Day	9.8	12.9	18.0	13.5	17.3
	On-Peak	39.0	37.3	42.7	34.6	44.5
	Schedule R	25.0	26.3	31.3	26.1	29.9
Sept. 2020	Off-Peak	29.8	36.1	40.5	38.2	35.2
	Mid-Day	9.5	13.2	18.1	17.1	17.6
	On-Peak	38.6	37.6	42.7	38.2	44.8
	Schedule R	24.6	26.6	31.4	29.7	30.2
Aug. 2020	Off-Peak	28.9	36.2	40.1	35.7	35.0
	Mid-Day	8.6	13.3	17.7	14.6	17.4
	On-Peak	37.7	37.7	42.4	35.7	44.6
	Schedule R	23.7	26.7	31.0	27.2	30.0
July 2020	Off-Peak	29.9	37.2	38.7	33.9	32.0
	Mid-Day	9.5	14.3	16.3	12.9	14.3
	On-Peak	38.7	38.7	40.9	33.9	41.5
	Schedule R	24.7	27.7	29.6	25.4	26.9
June 2020	Off-Peak	30.7	37.8	37.9	36.1	31.3
	Mid-Day	10.4	14.9	15.5	15.0	13.7
	On-Peak	39.5	39.3	40.2	36.1	40.9
	Schedule R	25.5	28.3	28.8	27.6	26.3
May 2020	Off-Peak	31.9	39.5	42.0	42.1	32.6
	Mid-Day	11.6	16.6	19.6	21.0	14.9
	On-Peak	40.8	40.9	44.2	42.0	42.1
	Schedule R	26.7	30.0	32.9	33.6	27.5
Apr. 2020	Off-Peak	33.0	40.8	42.7	43.7	36.9
	Mid-Day	12.7	17.9	20.4	22.6	19.3
	On-Peak	41.9	42.2	45.0	43.6	46.5
	Schedule R	27.9	31.3	33.7	35.2	31.9
Mar. 2020	Off-Peak	34.4	41.1	46.4	46.1	38.7
	Mid-Day	14.1	18.2	24.0	25.0	21.1
	On-Peak	43.2	42.6	48.7	46.1	48.3
	Schedule R	29.2	31.7	37.3	37.6	33.7
Feb. 2020	Off-Peak	34.6	40.8	47.1	45.3	38.8
	Mid-Day	14.3	17.9	24.8	24.2	21.2
	On-Peak	43.4	42.3	49.4	45.3	48.4
	Schedule R	29.4	31.3	38.0	36.8	33.8
Jan. 2020	Off-Peak	33.5	40.0	48.4	42.8	38.1
	Mid-Day	13.1	17.1	26.0	21.7	20.4
	On-Peak	42.3	41.4	50.7	42.7	47.6
	Schedule R	28.3	30.5	39.3	34.3	33.0