Lisbon Half Marathon

This edition is listed as Half Marathon in Lisbon, Portugal.

Typical race-morning air at Lisbon Half Marathon averages 13°C across the last 10 years (about 9°C to 16°C in that window). The morning can still warm as you run. The stickiest morning in that set was 2023, WBGT around 14°C. 2024 was the windiest, around 29 km/h. Use that range for planning, not as a promise for race day.

2023 (12 Mar 2023) was the hottest Lisbon Half Marathon morning in that set, WBGT around 14°C. Treat that year as the spike, not as the usual morning.

2024 (17 Mar 2024) was the windiest Lisbon Half Marathon morning in that set, around 29 km/h. Wind still changes what the same pace costs. Treat that year as the spike, not as the usual morning.

Inside about 14 days, use the live forecast on this page. Further out, use race morning history: it averages 13°C. Treat last year's day as a warning if it was an outlier, not as a forecast.

Heat, humidity, wind or a lumpier day than you hoped all raise the chance of a late fade. If the start feels easy, don't spend it. Back off early, and hold even effort even if that means slower than the A-goal. The preview on this page is the starting point. Full personalised splits sit in Race Pass or Pro.

About 36 m of climbing and 101 m of descent. Rolling. About 88% sits within 2%. About 1% of the course is steeper than 6%. Two climbs.

It is an estimate of how the course and conditions could move your baseline. Your body still decides the rest: heat adaptation, fuelling, prep, mindset, how you race, and whether you can draft.

The free page covers conditions, course context and a finish preview. Full personalised pacing and weather-adjusted splits sit in Race Pass or Pro.