San Diego Weather in July
United States · 30-year monthly averages
🌟 Great time to visit
July in San Diego is pleasantly warm, with average daytime highs around 24°C (75°F) and nighttime lows near 19°C (66°F). Expect roughly 2mm of precipitation spread over about 0 rainy days, and rain is rare.
Avg high
24°C
75°F
Avg low
19°C
66°F
Rainfall
2mm
very dry
Rainy days
0
days with ≥1mm
🎒 What to pack
- light layers
- comfortable walking shoes
July vs the rest of the year
FAQ
- How hot is San Diego in July?
- July in San Diego is pleasantly warm, with average daytime highs around 24°C (75°F) and nighttime lows near 19°C (66°F). Expect roughly 2mm of precipitation spread over about 0 rainy days, and rain is rare.
- Does it rain a lot in San Diego in July?
- San Diego sees around 2mm of precipitation in July on average — very dry by global standards.
- Is July a good time to visit San Diego?
- July is one of the best months to visit San Diego — comfortable temperatures and manageable rainfall.