305 Half Marathon

Miami, FL|Sunday, November 15, 2026|214 days away
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Weather

Climate Avg
TimeTempDew PtHumidityWindConditions
Start66.7 – 75.5°F64° Sticky76 – 82%11 mph NClear sky
8:00 AM66.5 – 74.4°F64° Sticky77 – 84%9 mph NClear sky
Finish69.3 – 76.1°F66° Steamy73 – 83%10 mph NClear sky

Based on 3-year average for this date. Real forecast available in 198 days.

Elevation Profile

Loading map…

Course Stats

Net Elevation (downhill)
-16 ft
Distance
13.11 mi
Total Gain
+209 ft
Total Loss
-225 ft
Max Grade
6.8%
Altitude
33 ft

Mile Splits

MileGrade
1+0.0%
2+0.0%
3+0.1%
4-0.1%
5+0.5%
6-0.5%
7-0.1%
8+0.0%
9-0.2%
10+0.0%
11+0.6%
12-0.6%
13-0.1%
14+0.0%

305 Half Marathon Pace Calculator & Race Plan

The 305 Half runs through Miami Beach and South Beach on a flat course. Like all Miami races, humidity is the primary challenge. November is slightly less brutal than January but still tropical.

Our splits factor in the dew point and temperature to give you realistic pacing for the conditions.