Carlsbad Marathon

Carlsbad, CA, USA · January 17, 2027·

48°·62° high·Light·Dry

Weather

Carlsbad Marathon race day weather

48°at start

68° high

Light

Dry

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Cool start, warming finish

Runners will face a pleasant temperature trend starting at 48°F and rising to 62°F. With light wind and moderate humidity at 47%, hydration should be a focus. They should maintain a steady pace early on, adjusting gradually as temperatures increase. Overall, conditions are favorable for achieving personal bests.

Race day forecast available in 56 days

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Distance: 26.2mi

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About the Carlsbad Marathon

The Carlsbad Marathon is held in January on the Martin Luther King Jr. holiday weekend in Carlsbad, California, alongside a half marathon and 5K. The two-loop, out-and-back marathon starts at The Shoppes at Carlsbad and runs more than 18 miles along the Pacific Ocean on Carlsbad Boulevard, passing the Buena Vista Lagoon and Carlsbad Village on the way to turnarounds at La Costa Avenue and Breakwater Road. The marathon and half marathon are run on USATF-certified courses, and the marathon is a Boston qualifier. Wikipedia

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Race weekend

Sunday, January 17

6:15 AMMarathon (26.2 mi)

6:40 AM5K (3.1 mi)

7:45 AMHalf Marathon (13.1 mi)

Course Map

Carlsbad Marathon FAQ

When is the 2027 Carlsbad Marathon?

The 2027 Carlsbad Marathon will be held on Sunday January 17, 2027.

Is the Carlsbad Marathon a Boston Marathon Qualifier?

Yes, the Carlsbad Marathon is an official Boston Marathon qualifier.

What is the time limit for the Carlsbad Marathon?

The time limit for the Carlsbad Marathon is 6 hours.

What will the weather be like for the 2027 Carlsbad Marathon?

The forecast calls for a high of 67°F and a low of 46°F with a 6% chance of rain.

What is the weather usually like for the Carlsbad Marathon?

Over the 27 years racecast.io has race-day weather for (2000 to 2026), it averaged 47°F at the start and 60°F by a typical finish. Rain fell during race hours in 5 of those years.

What was the hottest Carlsbad Marathon?

Of the 27 years on record, 2018 was the warmest, reaching 73°F during race hours. The coldest start was 2002, at 36°F.

What was the windiest Carlsbad Marathon?

Of the 27 years on record, 2023 was the windiest, with wind averaging 8 mph during race hours. The calmest was 2005, at 0 mph.

Carlsbad Marathon weather history

Based on 27 years of data

Avg Temp

51°F

L:46° H:60°

RunScore

Conditions

Rain Freq

19%

5 of 27 yrs

Wind3mph

Dew40°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2026 Carlsbad Marathon Clear conditions throughout the day. 2026	52°/68°	-	31°
2025 Carlsbad Marathon Partly cloudy throughout the day. 2025	42°/54°	-	40°
2024 Carlsbad Marathon Partly cloudy throughout the day. 2024	47°/54°	-	42°
2023 Carlsbad Marathon Cloudy skies throughout the day with a chance of rain throughout the day. 2023	57°/58°	Light	53°
2022 Carlsbad Marathon Partly cloudy throughout the day. 2022	57°/65°	-	38°
2020 Carlsbad Marathon Clear conditions throughout the day. 2020	42°/65°	-	34°
2019 Carlsbad Marathon Clear conditions throughout the day. 2019	49°/63°	-	45°
2018 Carlsbad Marathon Clear conditions throughout the day. 2018	46°/64°	-	39°
2018 Carlsbad Marathon Clear conditions throughout the day. 2018	54°/73°	-	38°
2017 Carlsbad Marathon Partly cloudy throughout the day. 2017	50°/58°	-	49°
2016 Carlsbad Marathon Clearing in the afternoon. 2016	46°/61°	-	47°
2015 Carlsbad Marathon Clear conditions throughout the day with morning rain. 2015	46°/61°	Light	37°
2014 Carlsbad Marathon Clear conditions throughout the day. 2014	45°/65°	-	22°
2013 Carlsbad Marathon Cloudy skies throughout the day with rain clearing later. 2013	53°/56°	Light	50°
2012 Carlsbad Marathon Partly cloudy throughout the day with late afternoon rain. 2012	45°/55°	-	43°
2011 Carlsbad Marathon Clear conditions throughout the day with morning rain. 2011	44°/70°	Light	34°
2010 Carlsbad Marathon Clear conditions throughout the day with rain clearing later. 2010	40°/52°	Light	40°
2009 Carlsbad Marathon Partly cloudy throughout the day with rain. 2009	50°/56°	-	47°
2008 Carlsbad Marathon Clear conditions throughout the day. 2008	37°/53°	-	30°
2007 Carlsbad Marathon Partly cloudy throughout the day. 2007	44°/57°	-	41°
2006 Carlsbad Marathon Clearing in the afternoon with early morning rain. 2006	46°/56°	-	45°
2005 Carlsbad Marathon Partly cloudy throughout the day. 2005	40°/69°	-	38°
2004 Carlsbad Marathon Partly cloudy throughout the day. 2004	51°/56°	-	47°
2003 Carlsbad Marathon Partly cloudy throughout the day. 2003	41°/57°	-	42°
2002 Carlsbad Marathon Clear conditions throughout the day. 2002	36°/57°	-	34°
2001 Carlsbad Marathon Clear conditions throughout the day. 2001	36°/58°	-	36°
2000 Carlsbad Marathon Partly cloudy throughout the day with rain in the morning and afternoon. 2000	48°/54°	-	42°