New Balance 42k Porto Alegre

Porto Alegre, RS, Brazil · August 22, 2027
partly-cloudy-day56°·68° high·Breezy·Dry
8
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Race Day Weather

partly-cloudy-day
56°at start
69° high
Breezy
Dry

Cool start, warming trend ahead

Runners will face a temperature increase from 53°F at the start to 69°F by the finish, with average humidity at 74%. Wind will be light, peaking at 9 mph with a mix of tailwinds and headwinds throughout the course. Strategy should include a conservative start and hydration every few miles, especially in the warmer later segments, particularly during the challenging headwinds between miles 3-9 and 25.

Race day forecast available in 342 days
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Pace Calculator

Distance: 26.2mi
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Race Plan

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Weather-adjusted pacing, per-mile terrain splits, fueling timeline with aid stations, packing checklist, carb tracker, spectator guide — all personalized to your goal and race-day conditions.

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Race Info

The New Balance 42K Porto Alegre is an urban marathon in Porto Alegre, Brazil, recognized by World Athletics and ranks as the 2nd best marathon in Brazil. The race starts at the Monumento ao Expedicionário and finishes at Parque Harmonia, winding through flat urban terrain past landmarks like the Centro Histórico, Monumento ao Laçador, and Estádio Beira-Rio.

FAQ

When is the 2027 New Balance 42k Porto Alegre?

The 2027 New Balance 42k Porto Alegre will be held on Sunday August 22, 2027.

What will the weather be like for the 2027 New Balance 42k Porto Alegre?

The forecast calls for a high of 69°F and a low of 55°F with a 13% chance of rain.

Historical Weather

Based on 3 years of data
Avg Temp
67°F
L:64° H:68°
RunScore
8
Conditions
Rain Freq
33%
1 of 3 yrs
Wind8mph
Dew60°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2026
rain
55°/59°Light
7
2025
cloudy
71°/74°-
8
2024
partly-cloudy-day
64°/72°-
8