Cast Weather in August

With daytime temperatures of 21°C (70°F) and nighttime lows of 14°C (57°F), August in Cast brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 64 mm (2.5 in) falls on average.

Rainfall in Cast in August

Looking at the last 30 years, the data shows about 14 days with rain, averaging 64 mm (2.5 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Cast in August

August is a good time to be in Cast. Days are perfect, reaching 21°C (70°F), with nights around 14°C (57°F). August is part of the summer season. Conditions are often most pleasant around the middle of the day. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable. On average, it sees the highest temps of the year.

Sunshine in Cast in August

There are approximately 206 hours of sunshine this month, resulting in mostly clear days.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July, August and September typically offer the best weather for Cast.

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For a detailed overview over the year and the best time to visit France, check out our Cast's climate page.

Cast Temperature in August

Min Temperature 14°C (57°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 48%  

Precipitation 64 mm (2.5 in)  

Rainy days 14 days  

Humidity 83% *  

Sunshine 206 hours *  

Percentage Sunshine 47% *  

* Data from: Brest, France (38 KM, 23 Miles).

What to Wear in Cast in August

Comfortable temperatures call for an easy wardrobe in August. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Cast in August

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

Cycling

10/10

Walking

10/10

Barbeque

8/10

Camping

8/10

Outdoor sports

10/10

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 France, check out our Cast's climate page.

More climate data for Cast

Temperature Rainfall Sunshine Humidity

See the full Cast climate overview or explore weather in France.