What Time of Year Are Electricity Rates Lowest in Texas?

By the TexasPowerCost Editorial Team — independent Texas electricity analysis · Last reviewed October 18, 2026 · how we analyze plans

Last updated: October 18, 2026  ·  6 min read

It's a smart question to ask before you lock in a plan: is there a cheaper time of year to shop for electricity in Texas? There is a seasonal pattern — but it's smaller than most people expect, and it's easy to lose far more by waiting for it than you'd ever save by catching it.

"Lowest Rates" and "Lowest Bills" Are Two Different Questions

It helps to separate two things people mix up. Your rate is the price per kilowatt-hour. Your bill is that rate multiplied by how much you use. They bottom out at different times:

Your bill is lowest in the mild shoulder months — think October–November and March–April — because the air conditioner and heater are both mostly off, so your usage drops even if your rate never changed. Your rate on a new plan is a separate story, driven by the wholesale market rather than your thermostat. This guide is about the rate; for the usage side, see why your bill spikes in summer.

Why Fall Tends to Have the Cheapest Fixed-Rate Offers

Retail electricity prices in Texas ultimately track the wholesale ERCOT market, and that market is set largely by natural-gas prices and how hard the grid is working. In summer, triple-digit heat drives record demand and can trigger scarcity pricing, and gas demand is high — so the forward prices providers use to build new 12-month plans are at their most expensive. Once summer breaks, demand falls, the grid relaxes, and gas typically softens, which lets providers offer new fixed plans a little cheaper. That's why the fall shoulder window is often the sweet spot for locking a rate.

Why You Usually Shouldn't Wait for the "Cheapest" Month

Here's the part that matters most. The seasonal difference in advertised rates is real but modest. The difference between a competitive fixed rate and an expired or variable month-to-month rate is often large — sometimes several cents per kWh, which can be $30–$60+ a month on a typical home. If you're sitting on one of those rates waiting for fall, the overpayment usually dwarfs anything a well-timed signup would save. In that situation the cheapest month to switch is the month you're in.

The people who genuinely can time it are those already on a good fixed rate with months left to run. If that's you, there's no urgency — you can line up your next shop for a shoulder month and lock the following year's rate at a calmer point in the market.

When Your Contract Ends Matters More Than the Season

Because Texas plans are 12- or 24-month contracts, the month your term ends quietly decides which season you're forced to shop in. A plan that expires in July drops you into the most expensive shopping window of the year — and often onto a punishing default variable rate if you don't act. If you can, aim to have your contract come up for renewal in a shoulder month. Our guide on what to do when your Texas contract is ending walks through timing the switch cleanly, and which contract length is best shows which terms, signed this fall, end in a shoulder month and which land you in July.

What You Can and Can't Control

You can't out-guess the wholesale gas market, and you shouldn't try. What you can do is remove the seasonal gamble entirely: lock a fixed rate so summer peaks and winter freezes never touch your price, time your renewal for a mild month when you have the choice, and always compare at your real usage so the low rate you lock is actually a low bill. That's the 1,000 kWh illusion — a plan built to look cheap at exactly 1,000 kWh can quietly be the wrong choice for your home.

Common Questions

What month are electricity rates cheapest in Texas?

There is no single guaranteed month, but new fixed-rate offers tend to be lowest in the shoulder seasons — especially fall (roughly September through November) and mild stretches of spring. That is when statewide demand and wholesale natural-gas prices ease off the summer peak, so retail providers can price their 12-month fixed plans a little lower. Summer offers are usually the highest of the year.

Are electricity rates higher in the summer in Texas?

Usually yes, in two separate ways. The rates providers advertise for new plans tend to run highest in summer because ERCOT demand and natural-gas prices peak. And your bill climbs regardless of your rate because air conditioning pushes your usage far higher — a home can jump from about 1,000 kWh in spring to 2,000+ kWh in August. Locking a fixed rate before summer protects you from the rate side of that; only cutting usage helps the other side.

Should I wait for electricity rates to drop before I switch?

Usually not, if you are currently on a month-to-month variable rate or a fixed plan that has expired. Those rates are often far above the market, and the money you lose each month waiting for a "better season" almost always outweighs the small seasonal difference. Lock a competitive fixed rate now to stop the bleeding. If you are already on a good fixed rate with months left, there is no rush — you can time your next shop for a shoulder month.

Does the time of year I sign my contract actually matter?

It can help at the margin. Signing a 12-month fixed plan during a low-demand shoulder month can lock in a slightly better price for the whole year than signing at the summer peak. But two things matter more than the calendar: not sitting on an overpriced variable or expired rate, and choosing the plan that is genuinely cheapest at your real usage rather than the advertised 1,000 kWh number.

Key Terms

Fixed-Rate Plan · Variable-Rate Plan · Effective Rate · Kilowatt-hour · ERCOT · Full Glossary →