Niigata City Marathon

Niigata, Japan · October 11, 2026

67°·70° high·Light·Dry

Weather

Race Day Weather

67°at start

71° high

Breezy

Dry

Your goal

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to see the forecast where you'll be

Warm start, adjust pace early

Runners will face temperatures starting at 68°F and rising to 73°F, with humidity at 69% making it feel warmer. A light headwind from the ESE at 10 mph may provide slight resistance. Runners should consider adjusting their pace and increasing hydration frequency to accommodate the warmer conditions.

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Distance: 26.2mi

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Race Info

The Niigata City Marathon is held each October in Niigata, Japan, starting at Denka Big Swan Stadium and finishing at Niigata City Athletic Stadium. The World Athletics-certified course follows the Shinano River, crosses the Bandai Bridge, and runs along the Sea of Japan coast past Aoyama Beach. Ohashi Shusei won the men's race four consecutive years from 2022 through 2025, setting a course record of 2:17:29 in 2025. The race is a Boston Marathon qualifier.

Website

Race weekend

Sunday, October 11

8:30 AMFun Run (6.6 mi)

9:00 AMUniversal Run (1.2 mi)

Course Map

FAQ

When is the 2026 Niigata City Marathon?

The 2026 Niigata City Marathon will be held on Sunday October 11, 2026.

Is the Niigata City Marathon a Boston Marathon Qualifier?

Yes, the Niigata City Marathon is an official Boston Marathon qualifier.

What is the time limit for the Niigata City Marathon?

The time limit for the Niigata City Marathon is 7 hours.

What will the weather be like for the 2026 Niigata City Marathon?

The forecast calls for a high of 71°F and a low of 66°F with a 3% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 4 years of data

Avg Temp

67°F

L:61° H:71°

RunScore

Conditions

Rain Freq

25%

1 of 4 yrs

Wind7mph

Dew57°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2025 Niigata City Marathon Cloudy skies throughout the day with a chance of rain throughout the day. 2025	66°/73°	Light	63°
2024 Niigata City Marathon Partly cloudy throughout the day. 2024	63°/72°	-	57°
2023 Niigata City Marathon Partly cloudy throughout the day with early morning rain. 2023	60°/70°	-	54°
2022 Niigata City Marathon Partly cloudy throughout the day. 2022	57°/67°	-	53°

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