The Best Time to Walk in San Diego in September
September is the hard season to walk in San Diego, and the right answer is simple: go almost any hour. The middle of the day isn't walking weather this month — take the early window and let the afternoon go.
The window this month
Aim for almost any hour — this is one of the easy stretches of the year here. Expect highs near 75°F and lows around 58°F, at about 62% humidity.
If your doctor wants you walking every day through a San Diego September, the early window is how you keep that promise safely. Hydrate first, keep it short, and let the rest of the day stay indoors.
Frequently Asked Questions
What's the best time of day to walk in San Diego in September?
In September, the comfortable window in San Diego is almost any hour — this is one of the easy stretches of the year here.
Is it too hot to walk in San Diego in September?
For much of the day, yes — September is the hard season here. The safe windows are almost any hour; the middle of the day is best spent indoors.
