Three Forts Marathon

Worthing, England, UK · May 3, 2026
partly-cloudy-day49°·52° high·Windy·Dry
5

Race Day Weather

partly-cloudy-day
49°at start
52° high
Windy
Dry

Cool morning, strong winds ahead

Runners will face temperatures starting at 47°F and peaking at 52°F. Winds will be from the NE at 23 mph, creating a headwind throughout. With humidity at 64% and a dew point of 39°F, it's advisable for runners to maintain a conservative pace and stay hydrated to counteract the wind's impact.

partly-cloudy-day5
partly-cloudy-day5
partly-cloudy-day5
partly-cloudy-day6
partly-cloudy-day6
partly-cloudy-day6
cloudy6
cloudy6
cloudy6
cloudy6
cloudy6

Get forecast alerts for Three Forts Marathon

We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.

Race Info

Area Map

Course Map

FAQ

When is the 2026 Three Forts Marathon?

The 2026 Three Forts Marathon will be held on Sunday May 3, 2026.

What is the time limit for the Three Forts Marathon?

The time limit for the Three Forts Marathon is 6 hours.

What will the weather be like for the 2026 Three Forts Marathon?

The forecast calls for a high of 52°F and a low of 44°F with a 29% chance of rain.

Historical Weather

Based on 2 years of data
Avg Temp
56°F
L:53° H:57°
RunScore
8
Conditions
Rain Freq
50%
1 of 2 yrs
Wind10mph
Dew44°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore
2025
clear-day
51°/57°-
7
2024
partly-cloudy-day
55°/57°Light
9