The most recent edition on this page is dated May 31, 2026. The next edition date is not locked here yet. Use the historical race-morning weather on this page for planning until the next date is published.
Marathon
Utrecht Marathon
Sunday, May 31, 2026Utrecht, Netherlands
Goal time
3:15:00
Adjusted time (preview)
3:18:45–3:24:00
+3:45 to +9 min slower
Challenging conditions. Main factor: heat. Get your personalised finish time and split-by-split pacing plan with Race Pass.
Based on the historical mean for the race window over the last 10 years, ±5 days.
About 45 m of climbing and 46 m of descent. Mostly flat.
Almost all within 2%No grades over 6%No counted climbs
Impacts
Based on the historical mean for the race window over the last 10 years, ±5 days.
Elevation
Low impact
≤1%
Heat
High impact
>3%
Wind
Low impact
≤1%
Total Impact
High impact
>3%
Pace Opportunity
Challenging
ChallengingModerateFavorable
Race Pass: personalised finish time, adjusted splits, and your race-day pacing plan.
Historical weather
1 held edition. Race mornings only, not nearby dates. This is not a forecast.
18°C
15 - 25°C range
Mostly cloudy on average
Historical: mostly cloudy, with moderate winds
Historical average
1 held edition. Race mornings only, not nearby dates.
2026
Cloud Cover
63%
1 - 100% range
Wind
13km/h
4 - 22 km/h range • prevailing NE
Humidity
68%
39 - 72% range
WBGT
17.1°C
15.9 - 17.7°C range
Race morning history
Last 10 years, around the 10:30 start hour. Typical late-May air averages 18°C (about 14°C to 23°C in that window). The bands are that history, not a forecast range. Hover or drag to explore.
Race-morning temperature
Most mornings
16-20°C
Almost all
14-22°C
Humidity
67%
Dew
12°C
WBGT
17°C
Rain
0.0 mm/h
18°CAverage
10:30-13:48
Almost all (90%)Most mornings (70%)AverageRain
Year pills: green is favorable heat. Amber is moderate. Red is challenging.
Blue is most mornings. Dashed lines are the rare tails. Pink is the average. The bands are historical race mornings, not a forecast range. Blue columns are rain on the right scale. This assumes a 3:18. You can set your own time in the app.
Typical race-morning wind
Where the wind usually came from on race morning, not where it was going.
WSW
Most frequent (23%)
Wind speed
0-6 km/h
6-13 km/h
13-21 km/h
21+ km/h
Year pills: green is favorable wind. Amber is moderate. Red is challenging. Colours assume no drafting.
A start that feels cool is not a promise about the second half.
Related races
Same city, region or country, when we can resolve them. World majors also point to each other.
- Amsterdam Marathon
- Marathon Groningen
- Rotterdam Marathon
- Amsterdam Half Marathon
- Loop Den Haag 10K
- Loop Den Haag Half Marathon
- Zevenheuvelenloop
- ASML Marathon Eindhoven
View race map for this area.
Make sense of the conditions
- Dew point, WBGT and running in the heat
Read the heat and humidity before deciding what pace makes sense.
- When drafting helps your running pace
A group can help, but its pace and the conditions still need to suit you.
- Pacing the climbs and descents
Use the course profile to think about effort, not just splits.
Pacing and conditions FAQ
Beyond conditions
Conditions are only part of the race-day loss
Pacing mistakes often add several minutes, sometimes more than conditions alone, especially when the course and conditions are not ideal.
What your plan includes
Everything you need to turn this race preview into a usable race-day plan.
Personalized pacing
Effort and pace guidance tuned to this course profile.
Weather-adjusted splits
Split targets that account for heat, wind, and elevation.
Heat adaptation & drafting
Adjust for your heat tolerance and drafting preferences.
Get your personalised race plan for Utrecht Marathon.
Pacing, splits, and race-day strategy personalised to your fitness and this course.
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