Lucerne Valley Weather in August

What's the weather like in Lucerne Valley (California) in August 2025?

The climate in Lucerne Valley during August can be summarized as hot and dry.

August is in the summer in Lucerne Valley and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a warm 35°C (96°F), whilst at night 17°C (63°F) is normal.

Lucerne Valley weather averages (imperial / metric)
Daytime temperature 35.3°C 95.5°F
Nightly temperature 17.2°C 62.9°F
Average temperature 26.2°C 79.2°F
Daily sunshine 11.8 hrs
Avg rainfall 14 mm 0.6 ins
Rainy days 2 days
Sea temperature 19.4°C 67°F
Humidity 53%
Windspeed 14.4kph 9 mph

On average August is the 5th driest month of the year in Lucerne Valley with around 14mm 0.6 inches of rain making it a dry time to visit. This rainfall is typically spread over 2 days, although this may vary considerably.

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

August temperatures in Lucerne Valley

Lucerne Valley average temperature in August

August rainfall

Lucerne Valley average rain in August

August hourly sunshine

Lucerne Valley average rain in August

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 Lucerne Valley in August 2025.