Mission Viejo Weather in July

What's the weather like in Mission Viejo (California) in July 2025?

The climate in Mission Viejo during July can be summarized as warm and very dry.

July is in the summer in Mission Viejo and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 26°C (79°F), whilst at night 16°C (60°F) is normal.

Mission Viejo weather averages (imperial / metric)
Daytime temperature 25.9°C 78.6°F
Nightly temperature 15.7°C 60.3°F
Average temperature 20.8°C 69.4°F
Daily sunshine 11.8 hrs
Avg rainfall 1 mm 0 ins
Rainy days 0 days
Sea temperature 19.8°C 67.6°F
Humidity 69%
Windspeed 13.3kph 8 mph

On average July is the driest month of the year in Mission Viejo with around 1mm 0 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 11.8 hours of sunshine per day.

July temperatures in Mission Viejo

Mission Viejo average temperature in July

July rainfall

Mission Viejo average rain in July

July hourly sunshine

Mission Viejo average rain in July

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Mission Viejo in July 2025.

Other monthly averages

Best places to visit in July

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Mission Viejo weather stats

Mission Viejo weather statistics
Hottest month: August 26.4°C 79.5°F
Driest month: July 1mm 0ins
Sunniest month: August 11.4hrs
Coldest month: December 18.1°C 64.6°F
Wettest month: January 64mm 2.5ins
Map showing location of Mission Viejo (33.60002, -117.672) Mission Viejo map pin © Google

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