Typical race-morning air at Runfest 21K averages 12°C across the last 10 years (about 9°C to 15°C in that window). The morning can still warm as you run. Use that range for planning, not as a promise for race day.
HalfForecasts live
Runfest 21K
Saturday, October 3, 2026Sandnes, Rogaland, Norway
Goal time
1:35:00
Adjusted time (preview)
About 77 m of climbing and 77 m of descent. Rolling.
Almost all within 2%No grades over 6%No counted climbs
Impacts
Based on the forecast, 8 days out.
Elevation
Heat
Wind
Total Impact
Race Pass: personalised finish time, adjusted splits, and your race-day pacing plan.
Race Day Forecast
The live outlook for this start.
13°C
Feels like 13°C
Race start: 12°C → 14°C
Forecast: mostly cloudy, with possible rain, with moderate winds
Race Day Pacing
Personalized pacing with weather-adjusted strategy tailored to your fitness level.
Race Pass turns this into your personalised split plan, paced for this course and forecast
Live forecast, route, and elevation
Cloud Cover
58%
Wind
16.8km/h
Humidity
73%
WBGT
11.4°C
Race Day Pacing
Personalized pacing with weather-adjusted strategy tailored to your fitness level.
Race Pass turns this into your personalised split plan, paced for this course and forecast
Live forecast, route, and elevation
Race Timeline
Race starts 11:30
11:00
Starts 11:30
12°C
Feels 12°C
0.0 mm
34%
11.8 km/h
gust 30.2
12:00
6.7 km
13°C
Feels 13°C
0.0 mm
34%
14.7 km/h
gust 33.8
13:00
20.0 km
14°C
Feels 14°C
0.1 mm
35%
20.1 km/h
gust 41.5
14:00
Finished
15°C
Feels 15°C
0.1 mm
35%
22.0 km/h
gust 44.6
Conditions over time
3 Oct 2026 · Hover or drag to explore
73% humidityDew 8.2°CWBGT 11.4°C0.0 mm (35%)
13°CFeels 13°C
11:30-13:05
TempDewWBGTRain
16.8 km/h
gust 37.5 km/h
WindGust
Race morning history
Last 10 years, around the 11:30 start hour. Typical early-October air averages 12°C (about 9°C to 15°C in that window). The bands are that history, not a forecast range. Hover or drag to explore.
Race-morning temperature
Most mornings
10-13°C
Almost all
9-15°C
Humidity
80%
Dew
8°C
WBGT
10°C
Rain
0.0 mm/h
12°CAverage
11:30-13:05
Almost all (90%)Most mornings (70%)AverageRain
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 1:35. 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.
SSE
Most frequent (23%)
Wind speed
0-6 km/h
6-13 km/h
13-21 km/h
21+ km/h
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.
- Solastranden Half Marathon
- PB milå
- Solastranden 10km
- Solastranden 5km
- 3-Sjøersløpet
- Bergen halvmaraton
- Drammen Halvmaraton
- Farsund Half Marathon NM 2026
View race map for this area.
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 Runfest 21K.
Pacing, splits, and race-day strategy personalised to your fitness and this course.
Want to compare options first? Compare plans