Best Time to Wash and Dry Clothes

Wash and dry your clothes after 9 p.m. or before 8 a.m. to cut energy costs, especially in summer when Arizona SRP peak rates hit 22.95 cents/kWh versus just 9.28 off-peak. ConEdison users save more between midnight and 7 a.m. at 2.49 cents/kWh. Use cold water-it slashes energy by up to 75% and works great with modern detergents. Schedule loads with a Samsung WW9800 or Wemo Insight plug, and you’ll see real savings add up over time.

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Notable Insights

  • Wash clothes in cold water to save up to 75% energy and reduce annual costs by over $60.
  • Run laundry before 8 a.m. or after 9 p.m. in summer to avoid peak electricity rates.
  • In winter, do laundry from 9 p.m. to 8 a.m. or during midday off-peak hours.
  • Dry clothes between midnight and 7 a.m. in NYC for ConEdison’s lowest 2.49¢/kWh rate.
  • Use smart plugs or ENERGY STAR washers to schedule off-peak washing and drying automatically.

Best Times to Do Laundry to Save Energy

When should you actually do your laundry to keep more money in your pocket? The Best Time to Wash is during off-peak hours, when electricity demand-and rates-drop. In summer, that’s usually 9 p.m. to 8 a.m.; in winter, aim for noon to 2:30 p.m. or 9 p.m. to 8 a.m. Running machines during peak hours can cost Arizona SRP users 22.95 cents/kWh versus just 9.28 cents off-peak. In NYC, ConEdison customers pay only 2.49 cents/kWh from midnight to 7 a.m., slashing your electricity bill. To Save Energy, always check your provider’s plan-off-peak times vary. PSEG users in New Jersey need a special meter and pay $15 monthly for off-peak rates, plus a year-long commitment. Timing cuts your energy bill without sacrificing clean clothes. It’s simple, smart, and proven by real utility data.

Laundry Timing by Season and Climate

Though energy needs shift with the seasons, you can save on utility costs by syncing your laundry routine with off-peak hours tailored to your climate. In summer, run your washer before 8 a.m. to avoid peak energy demand, when rates hit 22.95 cents/kWh in places like Arizona. Winter’s best time is late at night-between 9 p.m. and 8 a.m.-when heaters idle and rates drop to 9.55 cents/kWh. You’ll also cut energy use by using off-peak dryer hours, like noon to 2:30 p.m. or overnight with providers like ConEdison. In spring and fall, adjust laundry time to local low-demand periods, which vary by region. Stick to off-peak times, avoid 5–9 p.m. in winter and 2–8 p.m. in summer, and you’ll save on your bill while reducing strain on the grid.

Cold Water Washes: Save Energy and Money

Since heating water makes up nearly 90% of your washing machine’s energy use, switching to cold water cycles is one of the easiest ways to cut utility costs without sacrificing clean clothes, and most loads-from everyday cotton tees to synthetic workout gear-come out just as fresh without a hot wash. You’ll slash energy consumption by up to 75%, and yes, cold water really does get clothes clean when paired with modern detergents designed for low temps. Running your washer in the early morning with cold water not only aligns with off-peak electricity rates but also helps fabrics last longer. ENERGY STAR® says you can save money-over $60 yearly-just by washing clothes this way. Even testers with kids’ grimy clothes confirmed 99% of stains lifted fine in cold. Reserve hot cycles only for tough, soiled loads once a month. It’s a simple shift: wash clothes cold, save money, and still get stellar results.

Dryer Use During Off-Peak Hours

You’ve already cut your wash cycle costs by switching to cold water, and now you can stretch those savings further by timing your dryer use smartly. Dryer use during off-peak hours-like 9 p.m. to 8 a.m. in Arizona summers or midnight to 7 a.m. for ConEdison customers-slashes electricity rates, dropping as low as 2.49 cents/kWh. These off-peak hours align with lower energy demand, helping you save without sacrificing dry times. In winter, SRP customers even get a second off-peak window from noon to 2:30 p.m., where rates fall to 9.55 cents/kWh. Timing your washing and drying clothes around these periods lowers monthly bills. Your time to do laundry shouldn’t fight the grid-syncing with off-peak hours and your utility’s time-of-use plan maximizes efficiency. Exact off-peak hours vary by provider and location, so check your plan to optimize dryer use during off-peak hours.

Find Your Electricity Plan’s Off-Peak Times

How do you know when your electricity plan rewards you for doing laundry? It comes down to understanding your off-peak electricity hours. These rates vary by provider and region-ConEdison in NYC offers lower rates from midnight to 7 a.m., while SRP in Arizona designates off-peak hours as 9 p.m. to 8 a.m. in summer, and adds noon to 2:30 p.m. in winter. The right time to wash clothes isn’t always obvious; it might mean running your load late at night or early in the morning. Some plans, like PSEG New Jersey’s, require a special meter and a $15 monthly fee. Time-of-use plans can save you money-SRP charges 9.28 cents/kWh off-peak versus 22.95 on-peak. Check your provider’s schedule, especially if you return home from work at the same time daily.

Smart Tools to Automate Off-Peak Laundry

Smart appliances and connected devices make it easier than ever to align your laundry routine with off-peak electricity windows, turning energy savings into a hands-free habit. You can schedule smart washers like the Samsung WW9800 Series to start after 9 p.m., when SRP rates drop to 9.28–9.55 cents/kWh. Wi-Fi-enabled dryers from LG and GE let you remote-start cycles during utility off-peak hours, such as ConEdison’s midnight to 7 a.m. window. The Wemo Insight Smart Plug works with standard machines, cutting power when rates rise. Utility-specific apps, like SRP My Account, send alerts and sync with smart home systems. When paired with Google Nest or Amazon Alexa, these systems use real-time grid data to trigger laundry automatically. Testers report consistent savings, minimal effort, and reliable performance-especially when routines run overnight.

On a final note

Washing in cold water saves up to 90% of energy per load, especially with high-efficiency detergents like Tide Coldwater Clean, which testers say removes 95% of common stains. Dry during off-peak hours using moisture sensors to prevent over-drying-models like the LG DLEC8850W cut energy use by 15%. For delicates, use mesh bags and Woolite, then air-dry. Skip dry cleaning when possible; it’s harsh on fibers and costs $10–$30 per garment.

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