Katsuta Marathon

Hitachinaka, Japan · January 31, 2027

45°·47° high·Breezy·Dry

Weather

Race Day Weather

45°at start

47° high

Breezy

Dry

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Cool conditions, steady winds

Runners will face a cool start at 45°F, rising slightly to 47°F. A consistent NW wind at 15 mph may require adjustments to pacing. With humidity at 54% and a low dew point, conditions are favorable for performance, allowing runners to maintain their goal pace without concern for heat-related issues.

Race day forecast available in 83 days

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Distance: 26.2mi

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Race Info

The Katsuta Marathon runs each January through Hitachinaka City and neighboring Tokai Village on Japan's Ibaraki coast. The Japan Association of Athletics Federations-certified course starts near Omotecho Shopping Street and finishes at Ishikawa Sports Plaza. Toshinori Watanabe holds the men's course record at 2:11:17, and Kiyoko Shimahara holds the women's record at 2:28:17. Results from the race count toward the Abbott World Marathon Majors Age Group World Rankings.

Website

Race weekend

Sunday, January 31

11:10 AM10km (Men) (6.2 mi)11:40 AM10km (Women) (6.2 mi)

Course Map

FAQ

When is the 2027 Katsuta Marathon?

The 2027 Katsuta Marathon will be held on Sunday January 31, 2027.

Is the Katsuta Marathon a Boston Marathon Qualifier?

Yes, the Katsuta Marathon is an official Boston Marathon qualifier.

What is the time limit for the Katsuta Marathon?

The time limit for the Katsuta Marathon is 6 hours.

What will the weather be like for the 2027 Katsuta Marathon?

The forecast calls for a high of 49°F and a low of 42°F with a 10% chance of rain.

Historical Weather

Based on 4 years of data

Avg Temp

45°F

L:41° H:48°

RunScore

Conditions

Rain Freq

0 of 4 yrs

Wind8mph

Dew19°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2026 Katsuta Marathon Becoming cloudy in the afternoon. 2026	39°/44°	-	9°
2025 Katsuta Marathon Becoming cloudy in the afternoon. 2025	46°/51°	-	24°
2024 Katsuta Marathon Partly cloudy throughout the day. 2024	43°/50°	-	26°
2023 Katsuta Marathon Partly cloudy throughout the day. 2023	35°/46°	-	16°

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