October in Mira Mesa averages a daily high of 25.3°C with nights around 13.2°C. Expect roughly 3.3 wet days totalling 9mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Mira Mesa is April–October.
Based on SAN DIEGO MIRAMAR NAS, CA US (5.5km), 1995–2024. 18 years of October data.