Belfast City Marathon

Belfast, Ireland, UK · May 2, 2027

50°·54° high·Breezy·Dry

Weather

Race Day Weather

50°at start

54° high

Breezy

Dry

Cool start, mild tailwinds

Runners will face a cool start at 49°F, gradually rising to 54°F. Winds will provide a tailwind through the early miles but shift to headwinds at critical points, especially around miles 20-21. With an average humidity of 74%, it's advisable for runners to stay hydrated and maintain a conservative pace, particularly in the exposed sections. The gentle rolling terrain will be manageable, but attention to wind direction is crucial for optimal pacing.

Race day forecast available in 236 days

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Distance: 26.2mi

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FAQ

When is the 2027 Belfast City Marathon?

The 2027 Belfast City Marathon will be held on Sunday May 2, 2027.

Is the Belfast City Marathon a Boston Marathon Qualifier?

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

What will the weather be like for the 2027 Belfast City Marathon?

The forecast calls for a high of 54°F and a low of 47°F with a 12% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 23 years of data

Avg Temp

56°F

L:50° H:57°

RunScore

Conditions

Rain Freq

43%

10 of 23 yrs

Wind13mph

Dew43°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2026 Belfast City Marathon Cloudy skies throughout the day with rain in the morning and afternoon. 2026	52°/56°	Light	48°
2025 Belfast City Marathon Clearing in the afternoon. 2025	50°/54°	-	37°
2024 Belfast City Marathon Cloudy skies throughout the day with early morning rain. 2024	54°/59°	-	52°
2023 Belfast City Marathon Partly cloudy throughout the day with a chance of rain throughout the day. 2023	54°/63°	Light	52°
2022 Belfast City Marathon Partly cloudy throughout the day with a chance of rain throughout the day. 2022	50°/56°	Light	50°
2019 Belfast City Marathon Partly cloudy throughout the day. 2019	45°/50°	-	34°
2018 Belfast City Marathon Partly cloudy throughout the day. 2018	50°/66°	-	52°
2017 Belfast City Marathon Clearing in the afternoon with early morning rain. 2017	52°/63°	-	46°
2016 Belfast City Marathon Partly cloudy throughout the day with rain. 2016	47°/54°	Light	39°
2015 Belfast City Marathon Partly cloudy throughout the day with early morning rain. 2015	50°/57°	-	40°
2014 Belfast City Marathon Partly cloudy throughout the day with afternoon rain. 2014	50°/54°	Light	46°
2013 Belfast City Marathon Partly cloudy throughout the day. 2013	54°/60°	-	50°
2012 Belfast City Marathon Partly cloudy throughout the day with rain in the morning and afternoon. 2012	43°/48°	Light	42°
2011 Belfast City Marathon Partly cloudy throughout the day. 2011	54°/61°	-	36°
2010 Belfast City Marathon Partly cloudy throughout the day. 2010	48°/54°	-	38°
2009 Belfast City Marathon Partly cloudy throughout the day with a chance of rain throughout the day. 2009	50°/54°	Light	48°
2008 Belfast City Marathon Partly cloudy throughout the day. 2008	49°/61°	-	49°
2007 Belfast City Marathon Partly cloudy throughout the day with rain. 2007	50°/57°	Light	43°
2006 Belfast City Marathon Partly cloudy throughout the day with rain. 2006	45°/52°	Light	36°
2005 Belfast City Marathon Partly cloudy throughout the day with rain. 2005	54°/61°	-	49°
2004 Belfast City Marathon Partly cloudy throughout the day with rain. 2004	47°/52°	Light	38°
2002 Belfast City Marathon Partly cloudy throughout the day. 2002	48°/56°	-	42°
2001 Belfast City Marathon Clearing in the afternoon. 2001	48°/59°	-	41°

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