Griffith Park Trail 30K

Los Angeles, CA, USA · November 21, 2026

47°·56° high·Light·Dry

Weather

Pace Calc

Griffith Park Trail 30K race day weather

47°at start

58° high

Breezy

Dry

Your goal

0:00:00

Add your goal to see the forecast where you'll be.

Cool start — fast day potential, warming through the race

A cool 47°F at the start line is ideal for fast times — expect to warm up quickly once you're moving. Temperatures rising to 58°F through the course will gradually increase perceived effort in the second half. Light winds shouldn't be a major factor for pacing.

5 AM

6 AM

7 AM

8 AM

9 AM

10 AM

11 AM

12 PM

1 PM

2 PM

3 PM

4 PM

5 PM

6 PM

Pre-raceRace windowPost-race

Pace Calculator

Distance: 18.6mi

Finish time

0:00:00

HH:MM:SS

Pace

—

Enter a finish time to see what race day does to it.

Pace

—

Enter a finish time to see your race-day finish and True Effort, with what the weather, wind and hills do to it.

Get forecast alerts for Griffith Park Trail 30K

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

About the Griffith Park Trail 30K

The Griffith Park Trail 30K covers about 18 miles on singletrack and fire road in the hills of Griffith Park. Runners head out from the Merry-Go-Round lot past the Joe Klass and Bird Sanctuary areas to a turnaround at the Mineral Wells aid station, then retrace the route back to the finish. It is run on the Saturday of race weekend with about 2,800 feet of climbing.

Website

Race weekend

Saturday, November 21

6:30 AM50K (31.1 mi)

7:00 AM30K (18.6 mi)

7:00 AMHalf Marathon (13.1 mi)7:00 AM10K (6.2 mi)

Course Map

Griffith Park Trail 30K FAQ

When is the 2026 Griffith Park Trail 30K?

The 2026 Griffith Park Trail 30K will be held on Saturday November 21, 2026.

What is the time limit for the Griffith Park Trail 30K?

The time limit for the Griffith Park Trail 30K is 9 hours.

What will the weather be like for the 2026 Griffith Park Trail 30K?

The forecast calls for a high of 58°F and a low of 43°F with a 3% chance of rain.

What is the weather usually like for the Griffith Park Trail 30K?

Over the 8 years racecast.io has race-day weather for (2022 to 2026), it averaged 52°F at the start and 63°F by a typical finish. Rain fell during race hours in 1 of those years (2024).

What was the hottest Griffith Park Trail 30K?

Of the 8 years on record, 2026 was the warmest, reaching 71°F during race hours. The coldest start was 2025, at 44°F.

What was the windiest Griffith Park Trail 30K?

Of the 8 years on record, 2023 was the windiest, with wind averaging 6 mph during race hours. The calmest was 2025, at 1 mph.

Griffith Park Trail 30K weather history

Based on 8 years of data

Avg Temp

58°F

L:52° H:63°

RunScore

Conditions

Rain Freq

13%

1 of 8 yrs

Wind2mph

Dew42°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2026 Griffith Park Trail 30K Clear conditions throughout the day. 2026	58°/71°	-	50°
2025 Griffith Park Trail 30K Partly cloudy throughout the day. 2025	57°/67°	-	54°
2025 Griffith Park Trail 30K Clear conditions throughout the day. 2025	44°/56°	-	42°
2024 Griffith Park Trail 30K Partly cloudy throughout the day with late afternoon rain. 2024	52°/61°	-	47°
2024 Griffith Park Trail 30K Partly cloudy throughout the day with rain clearing later. 2024	50°/56°	Light	49°
2023 Griffith Park Trail 30K Cloudy skies throughout the day with early morning rain. 2023	56°/58°	-	56°
2022 Griffith Park Trail 30K Clear conditions throughout the day. 2022	47°/66°	-	20°
2022 Griffith Park Trail 30K Clear conditions throughout the day. 2022	51°/69°	-	19°