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Running In The Heat: Our Top Tips For Summer Running

Running Bear |

There’s nothing quite like summer running. Longer evenings, sunny trail adventures, race season in full swing and that post-run coffee in the sunshine — it’s one of the best times of year to get outside and run.

But warmer weather can also make running feel tougher than usual. Higher temperatures put extra stress on the body, meaning your pace may slow, your heart rate may climb and staying hydrated becomes even more important.

The good news? With a few simple adjustments, you can continue training safely and comfortably throughout the summer months.

1. Slow Down & Run To Effort

One of the biggest mistakes runners make in hot weather is trying to hit the same pace they would in cooler conditions.

When temperatures rise, your body works harder to regulate itself, so it’s completely normal for runs to feel more difficult. Instead of focusing purely on pace, try running to effort. Easy runs should still feel easy, even if that means slowing down slightly.

Remember — adapting your training to the conditions is smart running, not losing fitness.

2. Hydration Starts Before Your Run

Hydration isn’t just about what you drink during a run. It starts throughout the day.

Try to:

  • Drink consistently across the day
  • Add electrolytes during hotter periods
  • Carry fluids on longer runs
  • Rehydrate properly afterwards

If you’re heading out for longer sessions, especially on trails or in direct sun, hydration packs, soft flasks and handheld bottles can make a huge difference.

Shop our summer running essentials here.

3. Dress For The Conditions

What you wear matters more than many runners realise in the heat.

Look for:

  • Lightweight technical fabrics
  • Breathable tops
  • Ventilated caps
  • Moisture-wicking socks
  • Sunglasses for bright conditions

Breathable running clothing helps sweat evaporate more efficiently, keeping you cooler and more comfortable throughout your run.

4. Choose Your Route Carefully

Summer is the perfect time to explore local trails and quieter routes.

Trail running can often feel cooler thanks to shaded woodland sections and less heat radiating from roads and pavements. Just remember to carry water and plan ahead if you’re heading further off-road.

Early morning and evening runs are also great options during heatwaves when midday temperatures are highest.

5. Know The Signs Of Overheating

It’s important to listen to your body during hot weather.

Slow down, stop or seek shade if you experience:

  • Dizziness
  • Chills
  • Nausea
  • Headaches
  • Excessive fatigue

There’s no shame in cutting a run short if conditions become too much. Consistency over the long term always beats forcing one difficult session.

6. Don’t Forget Recovery

Recovery becomes even more important during warmer weather.

After your run:

  • Rehydrate properly
  • Refuel with carbohydrates and protein
  • Cool down gradually
  • Prioritise sleep

Your body is working harder in the heat, so giving it time to recover will help you continue training well across the summer.

Gear Up For Summer Running

Whether you’re training for your next race, heading into the hills or simply enjoying easy sunny miles, the right kit can make all the difference.

Explore our Summer Running Collection featuring:

  • Lightweight running shoes
  • Breathable apparel
  • Hydration essentials
  • Trail running gear
  • Sunglasses, caps and accessories

Or visit us in-store this Bank Holiday weekend for expert advice, gait analysis and recommendations from runners who genuinely love helping people enjoy their running.

Happy summer running from all of us at Running Bear.