Saturday, January 30, 2027Chicago, IL
18th Annual F^3 Lake Half Marathon & 5k
2 events
- Half MarathonHalfRoadStarts 10:01 AM
- 5k5KRoadStarts 10:29 AM
Location
Approximate, from the race's ZIP code.
Typical race-day weatherFair weather · 60/100
- High / low
- 31° / 22°F
- 0° / -5°C
- Humidity
- 86%
- Dew point 23°F
- Chance of rain
- 27%
- Wind
- 15 mph
- Average
- Usually cold for a half marathon: about 25°F while racing.
- Often windy: about 15 mph on average.
Averages for this area and time of year over the last 20 years, from NASA POWER data. Not a forecast.