Connemara International Marathon

Runners will face a temperature increase from 49°F at the start to 54°F by the finish, with a light breeze from the SE at 11 mph. Humidity sits at 69% with a dew point of 43°F, creating a slightly damp feel. Given the conditions, a conservative pace and early hydration are recommended, especially with a chance of light rain.

Race day forecast available in 173 days

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Distance: 26.2mi

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Race Info

The full marathon starts at Lough Inagh, takes in the half marathon course and finishes in Maam Cross. Expect a stunning start by the lake and a tough second half to your race. Source

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Race weekend

Sunday, April 25

9:00 AMUltra (39.3 mi)

11:00 AMMarathon (26.2 mi)

11:00 AMHalf Marathon (13.1 mi)

FAQ

When is the 2027 Connemara International Marathon?

The 2027 Connemara International Marathon will be held on Sunday April 25, 2027.

What is the time limit for the Connemara International Marathon?

The time limit for the Connemara International Marathon is 6.5 hours.

What will the weather be like for the 2027 Connemara International Marathon?

The forecast calls for a high of 55°F and a low of 43°F with a 11% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 5 years of data

Avg Temp

55°F

L:53° H:56°

RunScore

Conditions

Rain Freq

40%

2 of 5 yrs

Wind11mph

Dew44°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2026 Connemara International Marathon Partly cloudy throughout the day. 2026	48°/52°	-	35°
2025 Connemara International Marathon Cloudy skies throughout the day with morning rain. 2025	54°/58°	Light	53°
2024 Connemara International Marathon Clear conditions throughout the day. 2024	56°/58°	-	47°
2023 Connemara International Marathon Partly cloudy throughout the day. 2023	53°/55°	Light	43°
2022 Connemara International Marathon Partly cloudy throughout the day. 2022	55°/60°	-	41°

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