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    Why Summer Is the Best Time to Start a Training Program (Not January)

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    Matthew Hammel, NASM-CPT
    May 13, 2026
    5 min read
    Matthew Hammel

    Matthew Hammel, NASM-CPT

    Owner of Green Door Fitness, serving Denver's Congress Park, Cherry Creek, and Park Hill neighborhoods. NASM-certified personal trainer helping locals build strength, lose weight, and stay consistent — no appointments required.

    January Is a Terrible Time to Start Working Out

    I know that sounds backward. New Year's resolutions, fresh start, new you. But here's what I see every single year as a trainer at Green Door Fitness in Denver:

    January: gym is packed. February: half of those people stop showing up. March: back to normal.

    The data backs this up. The International Health, Racquet & Sportsclub Association reports that about 50% of new gym members quit within the first six months. Most of them start in January.

    Summer is different. And I'm going to tell you why.

    The Daylight Factor

    Denver gets about 15 hours of daylight in June. In January, we get about 9. That's not a small difference.

    When the sun is up at 5:30am and doesn't set until 8:30pm, getting to the gym doesn't feel like a chore. You're not dragging yourself out of bed in the dark, scraping ice off your car, and driving to the gym in 15-degree weather.

    More daylight means better mood, more energy, and fewer excuses. That's not motivational fluff. It's how your body works.

    You're Already More Active

    In summer, you're hiking, biking, playing sports, walking the dog longer. Your body is already moving. Adding structured training on top of an active lifestyle is much easier than going from couch to gym in the middle of a Denver winter.

    Training in summer amplifies what you're already doing. The strength you build at the gym makes your hikes easier, your bike rides longer, your pickup basketball games less exhausting.

    The Routine Sets Before Winter

    If you start training in June and build the habit over 3-4 months, by the time October rolls around and the days get shorter, the gym is already part of your routine. You go on autopilot. You don't have to convince yourself to go. It's just what you do on Monday, Wednesday, and Friday.

    Starting in January means you're trying to build a new habit during the hardest time of year. Dark mornings, cold weather, holiday fatigue. The deck is stacked against you.

    Results Show Up When You Want Them

    If you start in June, you'll see real changes by August. Just in time for late-summer events, Labor Day trips, and the start of fall outdoor season. The feedback loop is fast and visible.

    If you start in January with a "summer body" goal, you're looking at 5-6 months of grinding before you see what you're working toward. That's a long time to stay motivated without visible results.

    What a Summer Training Program Looks Like

    At Green Door, we work with a lot of people who start in summer. A typical plan for someone new:

    Weeks 1-2: Movement assessment, baseline InBody scan, learn the foundational lifts. 3 sessions per week, moderate intensity.

    Weeks 3-6: Progressive overload kicks in. Weights go up, movements get more complex, conditioning improves. You start noticing changes in how you feel during hikes and outdoor activities.

    Weeks 7-10: Noticeable body composition changes. Clothes fit differently. You're stronger, moving better, sleeping better.

    We're running a Summer Starter 10-Pack right now: 10 one-on-one training sessions for $599. It's for new clients only, and it's designed exactly for this purpose. Get a trainer, get a plan, build momentum this summer so training becomes a year-round habit.

    Don't Wait for January

    The best time to start is when you'll actually stick with it. For most people, that's right now. Days are long, you're already active, and the motivation is natural.

    Green Door Fitness is at 2404 E Colfax Ave in Capitol Hill, Denver. Open Mon-Fri 5:30am-8pm, Sat 7am-2pm, Sun 7am-12pm. Walk in or call 720-541-7163.

    Matthew Hammel

    Matthew Hammel, NASM-CPT

    Green Door Fitness Trainer

    Helping Denver residents reach their fitness goals with personalized training and expert guidance at Green Door Fitness, serving Congress Park, Cherry Creek, and Park Hill.

    Make this summer count

    A trainer is on the floor every visit, and the 28-Day Pass comes with a money-back guarantee.

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