Best Times of Day for a Walk When Air Quality Is Poor

Photo source: openverse, Kristian Stankovic

Staying active is one of the best ways to look after your health as you age, but poor air quality can turn a pleasant walk into an uncomfortable one. Smoke, vehicle fumes, winter wood burners, dust and pollen can all affect how easy it is to breathe outdoors. This general guide explains when to walk if air quality is not at its best.

Why Timing Matters

Air quality changes throughout the day. Pollution levels often build up during the morning and evening rush hours, when traffic is heaviest. In cooler months, smoke from home heating tends to settle close to the ground once the temperature drops, especially on calm, still evenings. Choosing the right time can reduce how much you breathe in.

Midday to Early Afternoon

For many people, the middle of the day offers the cleanest air. Traffic has eased, and warming air helps pollution disperse. Late morning, between about 10 am and 2 pm, can be a sensible window for a gentle walk. The exception is pollen season, when levels can be higher around midday on warm, windy days, so check local pollen updates if hay fever affects you.

Times to Avoid

Try to avoid walking during peak traffic periods, roughly 7 am to 9 am and 4 pm to 6 pm. Late evening and very early morning can also be poor choices in winter, as smoke from chimneys often lingers when the air is cold and still. If you must walk at these times, choose quiet streets or parks away from busy roads.

Check Before You Go

Before heading out, check the air quality in your area. Local councils and regional authorities in New Zealand publish air quality readings, and many weather apps include them too. If readings are poor, consider a shorter walk, a slower pace, or an indoor alternative such as a shopping centre, community hall or gentle exercise at home.

Listen to Your Body

Older adults and people with heart or lung conditions can be more sensitive to poor air quality. Stop and rest if you notice coughing, wheezing, chest tightness or unusual breathlessness. Keep any prescribed medication with you, and speak with your doctor or nurse about what is right for your situation.