Saturday, December 26, 2026San Mateo, CA
A Merry Christmas Run 5K/10K/13.1 SAN FRANCISCO
4 events
- 5K Registration5KRoadStarts 7:30 AM
- 10K Registration10KRoadStarts 7:30 AM
- 13.1 Half-Marathon RegistrationHalfRoadStarts 7:30 AM
- Family 1 Mile Fun Run1 miRoadStarts 7:30 AM
Location
Approximate, from the race's ZIP code.
Typical race-day weatherIdeal weather · 89/100
- High / low
- 55° / 47°F
- 13° / 9°C
- Humidity
- 82%
- Dew point 46°F
- Chance of rain
- 33%
- Wind
- 10 mph
- Average
- Often windy: about 10 mph on average.
Averages for this area and time of year over the last 20 years, from NASA POWER data. Not a forecast.