Cities California San Diego

San Diego Running Weather

Thursday, June 4, 2026 · Hour-by-hour forecast updated 3:53 AM PDT

Best Time to Run in San Diego Today

5 AM–6 AM

60°F and overcast at peak. Wind 2 mph from the SSW, dew point 59°F.

81
Peak FitScore
Temperature
60°F / feels 62°
Wind
2 mph SSW, gusts 3
Dew Point
59°F — noticeable
Humidity
96%
UV Index
0 — Low
Air Quality
59 AQI — Moderate

Hourly running conditions

☁️ 5 AM
81
60° feels 62° 2 mph SSW
🌫️ 6 AM
77
59° feels 62° 2 mph SSW
🌫️ 7 AM
77
60° feels 62° 3 mph SSW
🌫️ 8 AM
76
60° feels 62° 3 mph SSW
☁️ 9 AM
80
62° feels 64° 3 mph SW
☁️ 10 AM
75
66° feels 67° 4 mph SW
🌤️ 11 AM
68
68° feels 71° 7 mph SW
🌤️ 12 PM
63
69° feels 73° 8 mph SW
🌤️ 1 PM
63
69° feels 73° 9 mph SW
2 PM
63
69° feels 74° 8 mph SW
3 PM
70
68° feels 70° 7 mph SW
☁️ 4 PM
73
66° feels 68° 6 mph SW
80–100 Excellent 60–79 Good 40–59 Fair Below 40 Poor

7-day running forecast

🌫️
Today Jun 4
69° / 59°
81
🏃 5 AM–10 AM
🌫️
Fri Jun 5
68° / 58°
81
🏃 5 AM–10 AM
☁️
Sat Jun 6
69° / 63°
99
🏃 9 AM–12 PM
☁️
Sun Jun 7
69° / 62°
100
🏃 9 AM–12 PM
☀️
Mon Jun 8
68° / 63°
99
🏃 9 AM–12 PM
🌤️
Tue Jun 9
71° / 62°
98
🏃 9 AM–12 PM
☁️
Wed Jun 10
68° / 64°
99
🏃 9 AM–12 PM
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FitCast
iMessage
🌤 Tomorrow in San Diego: Best window: 9–11 AM (FitScore 95) 6am: 48°F, feels 45° — NW 8mph 9am: 58°F, feels 56° — W 12mph 12pm: 66°F, feels 65° — SW 8mph ☔ Rain likely after 3pm.
Yesterday 8:14 PM Nightly

San Diego running weather FAQ

What's the best time to run in San Diego today?

Based on today's FitScore analysis, the best time to run is 5 AM–6 AM with a peak FitScore of 81/100. Check the hourly breakdown above for detailed conditions throughout the day.

What months are best for running in San Diego?

The best months for running in San Diego are Year-round (seriously). The most challenging months are typically None — occasional Santa Ana winds in fall. Marine layer keeps mornings cool. Coastal runs are 10°F cooler than inland.

What is the FitScore?

FitScore rates each hour from 0–100 for outdoor exercise based on temperature, humidity, dew point, wind, precipitation probability, UV index, and air quality. Higher scores mean better conditions.

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