Avenue of the Giants Marathon

Eureka, CA, USA • May 4, 2025
TopDescriptionCourseCommunity
Register

Subscribe

Get updates on the Avenue of the Giants 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.

Rain the the forecast? Drymax socks are thin, vented, and moisture wicking to keep blisters at bay in wet or hot conditions. Drymax socks.When you buy through our links, we may earn a commission.

The Avenue of the Giants Marathon is held annually in May along the Avenue of the Giants in Humboldt Redwoods State Park in Humboldt County, California, United States. \n\n The course, consisting of two out-and-back legs, is almost entirely under the canopy of redwood trees. Half marathon and 10K races are run concurrently. The event, one of four larger annual races organized by the Six Rivers Running Club, was first run in 1972. In 2011, more than 2300 runners participated. Wikipedia

Area Map

Course Maps

FAQ

Ask a Question about the Avenue of the Giants Marathon

Racecast Concierge (free during beta)

Ask a question about the Avenue of the Giants 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 Avenue of the Giants Marathon and general racecast.io updates.

When is the 2025 Avenue of the Giants Marathon?

The 2025 Avenue of the Giants Marathon will be held on Sunday May 4, 2025.

Is the Avenue of the Giants Marathon a Boston Marathon Qualfier?

Yes, the Avenue of the Giants Marathon is an official 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

RunScore
Run Score: 7
Temp
58°F
Min/Max
49°/58°F
Dew
49°F
Days of Rain
4/24
Wind
14mph
Tap a row for details.
YearLow / HighRain

Avenue of the Giants Marathon 2024 Weather History

Partly cloudy throughout the day with rain clearing later.

2024
rain
41°/ 55°Light
Run Score: 8

Avenue of the Giants Marathon 2023 Weather History

Partly cloudy throughout the day with rain.

2023
cloudy
47°/ 54°Light
Run Score: 8

Avenue of the Giants Marathon 2022 Weather History

Clearing in the afternoon.

2022
clear-day
48°/ 56°-
Run Score: 8

Avenue of the Giants Marathon 2021 Weather History

Partly cloudy throughout the day with early morning rain.

2021
cloudy
57°/ 65°-
Run Score: 8

Avenue of the Giants Marathon 2019 Weather History

Clearing in the afternoon.

2019
cloudy
47°/ 57°-
Run Score: 8

Avenue of the Giants Marathon 2018 Weather History

Clearing in the afternoon.

2018
cloudy
50°/ 59°-
Run Score: 8

Avenue of the Giants Marathon 2017 Weather History

Clear conditions throughout the day.

2017
clear-day
48°/ 56°-
Run Score: 6

Avenue of the Giants Marathon 2016 Weather History

Clear conditions throughout the day.

2016
clear-day
52°/ 78°-
Run Score: 8

Avenue of the Giants Marathon 2015 Weather History

Partly cloudy throughout the day.

2015
cloudy
48°/ 55°-
Run Score: 8

Avenue of the Giants Marathon 2014 Weather History

Cloudy skies throughout the day with a chance of rain throughout the day.

2014
cloudy
55°/ 61°Light
Run Score: 8

Avenue of the Giants Marathon 2013 Weather History

Clear conditions throughout the day.

2013
partly-cloudy-day
50°/ 59°-
Run Score: 8

Avenue of the Giants Marathon 2012 Weather History

Partly cloudy throughout the day.

2012
clear-day
46°/ 59°-
Run Score: 8

Avenue of the Giants Marathon 2011 Weather History

Clear conditions throughout the day.

2011
clear-day
44°/ 55°-
Run Score: 8

Avenue of the Giants Marathon 2010 Weather History

Clear conditions throughout the day.

2010
clear-day
47°/ 55°-
Run Score: 7

Avenue of the Giants Marathon 2009 Weather History

Clearing in the afternoon with rain clearing later.

2009
cloudy
51°/ 55°-
Run Score: 8

Avenue of the Giants Marathon 2008 Weather History

Partly cloudy throughout the day.

2008
cloudy
48°/ 57°-
Run Score: 8

Avenue of the Giants Marathon 2007 Weather History

Clear conditions throughout the day.

2007
clear-day
50°/ 69°-
Run Score: 8

Avenue of the Giants Marathon 2006 Weather History

Partly cloudy throughout the day.

2006
clear-day
50°/ 57°-
Run Score: 7

Avenue of the Giants Marathon 2005 Weather History

Partly cloudy throughout the day.

2005
clear-day
53°/ 58°-
Run Score: 9

Avenue of the Giants Marathon 2004 Weather History

Partly cloudy throughout the day.

2004
fog
50°/ 57°-
Run Score: 8

Avenue of the Giants Marathon 2003 Weather History

Partly cloudy throughout the day with a chance of rain throughout the day.

2003
rain
50°/ 56°Light
Run Score: 8

Avenue of the Giants Marathon 2002 Weather History

Clearing in the afternoon.

2002
cloudy
47°/ 54°-
Run Score: 7

Avenue of the Giants Marathon 2001 Weather History

Clear conditions throughout the day.

2001
clear-day
51°/ 58°-
Run Score: 8

Avenue of the Giants Marathon 2000 Weather History

Cloudy skies throughout the day with afternoon rain.

2000
cloudy
51°/ 55°-
Run Score: 6
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