Running & Marathons

San Francisco Marathon 2026

San Francisco, CASunday, July 26

Crosses the Golden Gate Bridge at dawn. 5:15 AM start from the Embarcadero.

Weather Model

Forecast Evolution

0d out
L 56°
H 67°
1d out
🌫️
L 55°
H 66°
2d out
L 59°
H 69°
3d out
☁️
L 59°
H 70°
4d out
☁️
L 58°
H 70°
5d out
☁️
L 59°
H 70°
6d out
☁️
L 57°
H 69°
7d out
L 56°
H 71°
8d out
☁️
L 57°
H 72°
9d out
☁️
L 58°
H 68°
10d out
☁️
L 57°
H 67°
11d out
L 57°
H 68°
12d out
L 56°
H 72°
13d out
☁️
L 58°
H 74°
14d out
☁️
L 57°
H 68°
15d out
☁️
L 60°
H 76°
Model Race Results

Scored against the actual observed high of 63.8°F. Final scores reflect real accuracy.

🥇NWS0.44 · 7d
🥈ECMWF IFS0.53 · 14d
🥉GFS2.10 · 16d
4.ECMWF AIFS2.26 · 15d
5.GEM2.60 · 9d
6.ICON3.33 · 7d
7.Meteo-France4.02 · 4d
Forecast tracking powered by LucidSky — honest weather with uncertainty ranges.