The flattest of the majors and home to most of the world records. Late September Berlin is typically 50s at the start and dry.
By Brett Heimlich, part-time runner.
Plan for about 56°F (13°C) at the 09:00 start, feeling like 53°F (12°C), with 76% humidity and 7 mph wind, warming to roughly 63°F (17°C) by the finish. It rained on 2 of the last 10 race days. Wear: Short Sleeve Tech Shirt, Capris or Light Tights, Running Shoes.
56°F (13°C)
63°F (17°C)
2 of 10 years
48° to 66°F
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Conditions at the 09:00 start on the race's usual date each year (last Sunday of September). Years when the race was cancelled or moved still show that date's weather. Source: Open-Meteo ERA5 archive.
| Year | Start temp | Feels like | Finish | Humidity | Wind | Rain | Sky |
|---|---|---|---|---|---|---|---|
| 2025 | 52°F (11°C) | 48°F | 63°F | 70% | 5 mph | – | Clear |
| 2024 | 50°F (10°C) | 45°F | 58°F | 76% | 8 mph | – | Clear |
| 2023 | 59°F (15°C) | 57°F | 66°F | 79% | 6 mph | – | Clear |
| 2022 | 56°F (13°C) | 54°F | 63°F | 81% | 4 mph | – | Clear |
| 2021 | 66°F (19°C) | 65°F | 74°F | 79% | 8 mph | – | Clear |
| 2020 | 48°F (9°C) | 45°F | 53°F | 84% | 4 mph | – | Drizzle |
| 2019 | 60°F (16°C) | 55°F | 60°F | 70% | 13 mph | 0.25 in | Overcast |
| 2018 | 51°F (11°C) | 45°F | 62°F | 58% | 9 mph | – | Clear |
| 2017 | 58°F (14°C) | 58°F | 62°F | 95% | 6 mph | 0.27 in | Drizzle |
| 2016 | 60°F (16°C) | 58°F | 71°F | 71% | 6 mph | – | Overcast |
Coldest start: 48°F (9°C) in 2020. Warmest: 66°F (19°C) in 2021. Wettest: 0.27 in in 2017.
Built from the 10-year average start conditions by the same engine as the live tool. Treat optional items as corral-only layers you can shed.
Short Sleeve Tech Shirt
Breathable running tee
Capris or Light Tights
3/4 length for moderate warmth
Running Shoes
Your regular training shoes
✓ Worn by the author
Compression tight for 40 to 55°F, works under shorts
$78
✓ Worn by the author
Fast-drying micromesh tee for warm-weather miles
$75
Packable wind shell for cool morning miles
$115
✓ Worn by the author
Thin, ribbed quarter sock that keeps grit out
$36
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Over 2016 to 2025 the start averaged 56°F (13°C) (feels like 53°F (12°C)) with 76% humidity and 7 mph wind, warming to about 63°F (17°C) by the finish. It rained measurably on 2 of those 10 race days. The coldest start was 48°F (9°C) in 2020; the warmest was 66°F (19°C) in 2021.
For a typical 56°F (13°C) start: Short Sleeve Tech Shirt, Capris or Light Tights, Running Shoes. Dress for about 15°F warmer than the start temperature, since the race itself adds that much, and plan to shed anything you only need in the corral.
The BMW Berlin Marathon is usually held on last Sunday of September. The next expected date is Sunday, September 26, 2027. Confirm on the official site, since dates occasionally move.
The live forecast on this page comes from Open-Meteo and unlocks 16 days before the race. Forecasts inside 7 days are reliable for temperature within a few degrees; rain timing firms up in the last 2 to 3 days. Until then, the 10-year history above is the best planning guide.
Get a what-to-wear call for the live forecast at your exact location, free, no signup.
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