The 2024 event has concluded.

San Lorenzo River Marathon

Santa Cruz, CA, USA • July 13, 2024
TopDescriptionCourseCommunity
Register

Subscribe

Get updates on the San Lorenzo River Marathon race forecast and be the first to know if the forecast shifts.

Text Updates

Maximum one update per day. Standard messaging rates apply. Currently only supports USA, UK, and Canada.

Phone Number

Email Updates

By submitting your email you agree to receive weather forecasts and racecast.io updates.

partly-cloudy-day Partly cloudy throughout the day.

A supershoe built for race day. Nike Alphafly 3.When you buy through our links, we may earn a commission.

Run through 300 foot tall, 1500 year-old Coastal Redwoods, lush stream canyons, open meadows, pine and oak forests, and high dry chaparral-covered ridges. The Half Marathon, 30K, Marathon, and 50K events cross the San Lorenzo River (shown below) multiple times! Source

Area Map

Course Maps

FAQ

Ask a Question about the San Lorenzo River Marathon

Racecast Concierge (free during beta)

Ask a question about the San Lorenzo River Marathon and we'll do the hard part and find the answer for you within 48 hours.

By using Racecast Concierge, you agree to receive email alerts pertaining to the San Lorenzo River Marathon and general racecast.io updates.

When is the 2024 San Lorenzo River Marathon?

The 2024 San Lorenzo River Marathon will be held on Saturday July 13, 2024.

Is the San Lorenzo River Marathon a Boston Marathon Qualfier?

No, the San Lorenzo River Marathon is NOT a Boston Marathon qualifier.

Community

You Need an Account For That

Setting up a racecast.io account will allow you to start building a reputation in the community. Over time you'll be able to rate races, join the discussion, and post in the community.

Right now we are invite only, you can get on the waitlist by entering your email below:

OR

Historical Weather & Results

RunScore
Run Score: 8
Temp
70°F
Min/Max
57°/71°F
Dew
53°F
Days of Rain
1/15
Wind
10mph
Tap a row for details.
YearLow / HighRain

San Lorenzo River Marathon 2024 Weather History

Partly cloudy throughout the day.

2024
cloudy
57°/ 70°-
Run Score: 8

San Lorenzo River Marathon 2023 Weather History

Clearing in the afternoon.

2023
cloudy
55°/ 74°-
Run Score: 8

San Lorenzo River Marathon 2022 Weather History

Clearing in the afternoon.

2022
clear-day
56°/ 71°-
Run Score: 8

San Lorenzo River Marathon 2021 Weather History

Clearing in the afternoon.

2021
partly-cloudy-day
57°/ 71°-
Run Score: 8

San Lorenzo River Marathon 2020 Weather History

Partly cloudy throughout the day.

2020
partly-cloudy-day
56°/ 68°-
Run Score: 8

San Lorenzo River Marathon 2019 Weather History

Clearing in the afternoon.

2019
partly-cloudy-day
55°/ 73°-
Run Score: 8

San Lorenzo River Marathon 2018 Weather History

Partly cloudy throughout the day.

2018
partly-cloudy-day
60°/ 71°-
Run Score: 8

San Lorenzo River Marathon 2017 Weather History

Partly cloudy throughout the day.

2017
cloudy
58°/ 70°-
Run Score: 8

San Lorenzo River Marathon 2016 Weather History

Clear conditions throughout the day.

2016
partly-cloudy-day
55°/ 77°-
Run Score: 8

San Lorenzo River Marathon 2015 Weather History

Partly cloudy throughout the day.

2015
partly-cloudy-day
57°/ 70°-
Run Score: 8

San Lorenzo River Marathon 2014 Weather History

Clearing in the afternoon.

2014
cloudy
57°/ 69°-
Run Score: 8

San Lorenzo River Marathon 2013 Weather History

Clear conditions throughout the day.

2013
partly-cloudy-day
54°/ 73°-
Run Score: 8

San Lorenzo River Marathon 2012 Weather History

Clearing in the afternoon with rain.

2012
partly-cloudy-day
56°/ 67°Light
Run Score: 9

San Lorenzo River Marathon 2011 Weather History

Clearing in the afternoon.

2011
partly-cloudy-day
55°/ 70°-
Run Score: 8

San Lorenzo River Marathon 2010 Weather History

Clear conditions throughout the day.

2010
clear-day
61°/ 75°-
Run Score: 8
You Need an Account For That

Setting up a racecast.io account will allow you to start building a reputation in the community. Over time you'll be able to rate races, join the discussion, and post in the community.

Right now we are invite only, you can get on the waitlist by entering your email below:

OR
You Need an Account For That

Setting up a racecast.io account will allow you to start building a reputation in the community. Over time you'll be able to rate races, join the discussion, and post in the community.

Right now we are invite only, you can get on the waitlist by entering your email below:

OR