Castaic Weather in August

Castaic in August averages 35°C (95°F) during the day and 17°C (63°F) at night. Minimal rainfall is typical for this time of year.

Rainfall in Castaic in August

Based on our climate data of the past 30 years, about 0 days of rain are anticipated, with 0.2 mm (0.01 in) on average.

Temperature in Castaic in August

In August, expect very high temperatures in Castaic, with highs of 35°C (95°F) and lows of 17°C (63°F) at night. It's usually most comfortable outside during the morning and later in the day. With overnight lows of 17°C (63°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. Although these are the average temperatures, expect warmer days occasionally. Wear cool clothing and stay hydrated to manage the heat.

Sunshine in Castaic in August

Enjoy a sunny month with about 347 hours of sunshine, the clear skies make Castaic even more beautiful.

If you're looking for dry conditions and comfortable temperatures, August may not be the ideal month to visit Castaic. Our weather planner can help you explore destinations with more pleasant weather conditions.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Castaic's climate page.

Castaic Temperature in August

Min Temperature 17°C (63°F)  

Max Temperature 35°C (95°F)  

Chance of Rain 0%  

Precipitation 0.2 mm (0.01 in)  

Rainy days 0 days  

Humidity 71% *  

Sunshine 347 hours *  

Percentage Sunshine 84% *  

* Data from: Los Angeles, the United States of America (65 KM, 40 Miles).

What to Wear in Castaic in August

Get ready for hot weather in August! Lightweight, breathable fabrics are your best friend during this month. Cotton and linen shirts, shorts, sundresses, and sandals will keep you comfortable. Light colors help reflect the heat, avoid wearing black. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Castaic in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Castaic's climate page.

More climate data for Castaic

Temperature Rainfall Sunshine Humidity

See the full Castaic climate overview or explore weather in the United States of America.