Weather
Climate Avg| Time | Temp | Dew Pt | Humidity | Wind | Conditions |
|---|---|---|---|---|---|
| Start | 50.6 – 56.3°F | 48° Ideal | 82 – 83% | 11 mph W | Clear sky |
| 8:00 AM | 50.4 – 56°F | 48° Ideal | 82 – 84% | 11 mph W | Clear sky |
| Finish | 51 – 52.3°F | 47° Ideal | 83 – 84% | 13 mph W | Clear sky |
Based on 3-year average for this date. Real forecast available in 218 days.
Elevation Profile
Course Stats
Mile Splits
| Mile | Grade |
|---|---|
| 1 | +4.2% |
| 2 | -3.1% |
| 3 | +3.3% |
| 4 | -4.4% |
| 5 | +2.1% |
| 6 | -0.9% |
| 7 | -0.1% |
| 8 | +0.8% |
| 9 | -1.9% |
| 10 | +4.2% |
| 11 | -3.1% |
| 12 | +3.2% |
| 13 | -4.4% |
| 14 | +0.0% |
RM Difficulty Index
Race-Day Weather History
Race-morning conditions on this date over the past 9 years: median 53°F with a 47°F dew point and 6 mph wind. Heat has rarely been a factor.
| Year | Temp | Dew Pt | Wind | Rain | Sky |
|---|---|---|---|---|---|
| 2025 | 57°F | 51°F | 12 mph | — | Drizzle |
| 2023 | 55°F | 52°F | 5 mph | — | Partly cloudy |
| 2022 | 48°F | 40°F | 4 mph | — | Partly cloudy |
| 2021 | 53°F | 50°F | 5 mph | — | Clear |
| 2020 | 52°F | 45°F | 9 mph | — | Clear |
| 2019 | 52°F | 47°F | 4 mph | — | Partly cloudy |
| 2018 | 48°F | 44°F | 6 mph | — | Partly cloudy |
| 2017 | 56°F | 54°F | 6 mph | — | Partly cloudy |
| 2016 | 53°F | 47°F | 23 mph | — | Drizzle |
Morning conditions (race window) on the Lisbon Half Marathon calendar date each year, from the ERA5 reanalysis archive — the race’s usual slot, not necessarily each edition’s exact day.
Lisbon Half Marathon Pace Calculator & Race Plan
The Lisbon Half Marathon starts with a crossing of the iconic Ponte 25 de Abril suspension bridge, then runs east along the north bank of the Tagus River past Belem Tower and Jeronimos Monastery to the Praca do Comercio. Essentially flat after the bridge descent.
March in Lisbon brings mild, pleasant conditions. Our splits account for the bridge crossing and the flat riverfront finish.
Lisbon Half Marathon FAQ
When is the next Lisbon Half Marathon?›
The next Lisbon Half Marathon is on Sunday, March 7, 2027.
How long is the Lisbon Half Marathon?›
The Lisbon Half Marathon is 13.1 miles (21.097 km), the standard half marathon distance. It runs in Lisbon, Portugal.
How much elevation gain does the Lisbon Half Marathon have?›
The Lisbon Half Marathon has about 1,226 ft (374 m) of climbing and 1,226 ft of descent, with a maximum grade of 19.7%.
Is the Lisbon Half Marathon flat, downhill, or hilly?›
The Lisbon Half Marathon starts and finishes at roughly the same elevation (net +0 m). With 1,226 ft of total climbing along the way, the profile rolls even though the net change is small.
How hard is the Lisbon Half Marathon?›
Runner's Math scores the Lisbon Half Marathon 72/100 (Hard) — #1 of 16 half marathons in our library, ranked by modeled time cost. The profile costs about 2:58 versus a flat course for a runner at 4:00-marathon pace.
What's the weather usually like at the Lisbon Half Marathon?›
Over the past 9 years on this date, median race-morning conditions were 53°F with a 47°F dew point and 6 mph wind. Heat has rarely been a factor.