Best Time to Run in San Diego

Today's best window: 6 AM–9 AM. Full verdict and 7-day windows below.

Get San Diego Weather in the App
Today in San DiegoFair

Best window to run: 6 AM–9 AM

Temperature
71°F
Humidity
87%
Wind
3 mph

Today in San Diego. Best window to run: 6 AM–9 AM. 71°F, feels 77°, 87% humidity. Backup window: 9 PM–10 PM. The verdict: it's runnable, just not perfect.

Forecast generated Mon, 28 Sep 2026 01:56:13 GMTRun Window engine

7-Day Run Windows for San Diego

The best hour to run each day, scored against the Run Window engine.

Today
09-27
6 AM–9 AM
71°F, feels 77°, 87% humidity
Fair
Tomorrow
09-28
9 PM–10 PM
69°F, 74% humidity
Good window
Tuesday
09-29
9 AM–12 PM
74°F, clear
Good window
Wednesday
09-30
3 PM–6 PM
75°F, clear
Good window
Thursday
10-01
6 AM–9 AM
71°F, 73% humidity
Good window
Friday
10-02
6 AM–9 AM
75°F, clear
Fair
Saturday
10-03
6 AM–9 AM
83°F, clear
Fair

Windows are calculated for a default runner comfort zone. With Run Window installed, these tune to your own preferences as you log runs.

Quick Answer: Running in San Diego

Best MonthsSeptember, October, March, April, May
Temp Range50°F – 76°F
ClimateMediterranean
Top TipNear-perfect running weather year-round

Running in San Diego: A Seasonal Guide

San Diego's mediterranean climate shapes the running experience across all four seasons. The mild climate makes year-round running possible, though each season has its own character.

Peak season (September and October): Expect the best combination of temperature, daylight, and dry conditions. These months reward runners who plan their weekly mileage around the weather.

Off-season strategy: Even the off-season stays runnable. Watch for rain windows rather than temperature extremes. Short weather breaks often open up ideal conditions.

Local runners know that marine layer keeps mornings cool. Also worth noting: minimal seasonal variation.

Best Months to Run

SeptemberOctoberMarchAprilMay

September, October, March, April, May offer the most comfortable running conditions in San Diego. During these months, you'll find mild temperatures and manageable weather patterns perfect for outdoor running.

Seasonal Running Temperatures

Temperature Range by Season

Ideal running range (44–59°F)
Winter
50°65°
Spring
55°68°
Summer
65°76°
Fall
60°74°
40°F60°F80°F
Winter

Low: 50°F

High: 65°F

Spring

Low: 55°F

High: 68°F

Summer

Low: 65°F

High: 76°F

Fall

Low: 60°F

High: 74°F

Running Weather Tips for San Diego

1

Near-perfect running weather year-round

2

Marine layer keeps mornings cool

3

Minimal seasonal variation

4

Beach runs offer natural cooling

Best time to run in San Diego, month by month

The verdict above is for today. For climatology-backed guides on every month of the year:

Popular Running Routes in San Diego

Mission BayBalboa ParkTorrey Pines

Frequently Asked Questions

What's today's best window to run in San Diego?+
Today in San Diego. Best window to run: 6 AM–9 AM. 71°F, feels 77°, 87% humidity. Backup window: 9 PM–10 PM. The verdict: it's runnable, just not perfect.
What is the best time to run in San Diego?+
The best months for running in San Diego are September, October, March, April, May. San Diego has a mediterranean climate, so plan your runs accordingly.
What weather challenges do runners face in San Diego?+
Near-perfect running weather year-round
What are the average running temperatures in San Diego?+
Winter temperatures range from 50°F to 65°F, while summer temperatures range from 65°F to 76°F.

Get Personalized Run Windows for San Diego

Run Window analyzes hourly weather in San Diego and learns your preferences to tell you exactly when to run. No more checking multiple weather apps.

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