San Diego Weather in October
United States · 30-year monthly averages
🌟 Great time to visit
October in San Diego is pleasantly warm, with average daytime highs around 24°C (75°F) and nighttime lows near 16°C (62°F). Expect roughly 13mm of precipitation spread over about 2 rainy days, and rain is rare.
Avg high
24°C
75°F
Avg low
16°C
62°F
Rainfall
13mm
very dry
Rainy days
2
days with ≥1mm
🎒 What to pack
- light layers
- comfortable walking shoes
October vs the rest of the year
FAQ
- How hot is San Diego in October?
- October in San Diego is pleasantly warm, with average daytime highs around 24°C (75°F) and nighttime lows near 16°C (62°F). Expect roughly 13mm of precipitation spread over about 2 rainy days, and rain is rare.
- Does it rain a lot in San Diego in October?
- San Diego sees around 13mm of precipitation in October on average — very dry by global standards.
- Is October a good time to visit San Diego?
- October is one of the best months to visit San Diego — comfortable temperatures and manageable rainfall.