Glendalough 'Lap of the Gap' Marathon
Glendalough, Ireland · May 22, 2027
Glendalough 'Lap of the Gap' Marathon race day weather
49°at start
54° high
Breezy
Dry
Your goal
0:00:00
Cool start, slight wind impact
Runners will face a temperature rise from 49°F at the start to 52°F at the finish, with a max wind of 14 mph from the WNW. Humidity is high at 81%, suggesting a potential for discomfort. Adjusting pace early will be crucial to manage the conditions, especially with a slight wind impact.
Race day forecast available in 178 days
Pre-raceRace windowPost-race
Pace Calculator
Distance: 26.2mi
0:00:00
HH:MM:SS
Pace
—
Enter a finish time to see what race day does to it.
Pace
—
Enter a finish time to see your race-day finish and True Effort, with what the weather, wind and hills do to it.
Get forecast alerts for Glendalough 'Lap of the Gap' Marathon
We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.
Race weekend
Saturday, May 22
Marathon (26.2 mi)
Half Marathon (13.1 mi)
Glendalough 'Lap of the Gap' Marathon FAQ
When is the 2027 Glendalough 'Lap of the Gap' Marathon?
The 2027 Glendalough 'Lap of the Gap' Marathon will be held on Saturday May 22, 2027.
What will the weather be like for the 2027 Glendalough 'Lap of the Gap' Marathon?
The forecast calls for a high of 54°F and a low of 48°F with a 8% chance of rain.
What is the weather usually like for the Glendalough 'Lap of the Gap' Marathon?
Over the 5 years racecast.io has race-day weather for (2022 to 2026), it averaged 54°F at the start and 59°F by a typical finish. It has not rained during race hours in any of those years.
What was the hottest Glendalough 'Lap of the Gap' Marathon?
Of the 5 years on record, 2025 was the warmest, reaching 63°F during race hours. The coldest start was 2022, at 51°F.
What was the windiest Glendalough 'Lap of the Gap' Marathon?
Of the 5 years on record, 2025 was the windiest, with wind averaging 15 mph during race hours. The calmest was 2023, at 5 mph.
Glendalough 'Lap of the Gap' Marathon weather history
Based on 5 years of data
Avg Temp
56°F
L:54° H:59°
RunScore
Conditions
Rain Freq
0%
0 of 5 yrs
Wind10mph
Dew51°F
Temperature History
Range of temperatures during race hours for each year.
Detailed History
| Year | Conditions | Low / High | Rain | Dew Point | Score |
|---|---|---|---|---|---|
2026 | | 54°/63° | - | 49° | |
2025 | | 59°/63° | - | 56° | |
2024 |  | 54°/55° | - | 52° | |
2023 | | 53°/57° | - | 50° | |
2022 | | 51°/57° | - | 47° |
More Ireland Races
Great Limerick Run
2027-05-02 · Marathon · Limerick, Ireland
Dublin Marathon
2027-10-24 · Marathon · Dublin, Ireland
Connemara International Marathon
2027-04-25 · Marathon · Galway, Ireland
Cork City Marathon
2027-06-06 · 42.200km · Cork, Ireland
Dam Marathon (WA)
2027-09-04 · 42.200km · Orting, WA, USA
Aspen Backcountry Marathon
2027-07-31 · 42.200km · Aspen, CO, USA