Saint-Cast-le-Guildo
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Saint-Cast-le-Guildo Weather in August

August in Saint-Cast-le-Guildo averages 22°C (72°F) during the day and 15°C (59°F) at night. The excellent conditions and moderate rainfall make it a solid month to visit.

Rainfall in Saint-Cast-le-Guildo in August

Typically, about 12 days will experience rainfall, with an average of 59 mm (2.3 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Saint-Cast-le-Guildo in August

August is a excellent month in Saint-Cast-le-Guildo, with 22°C (72°F) during the day and 15°C (59°F) at night. August is a notable month of the summer season. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 15°C (59°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. On average, it has the peak temperatures of the year.

Sunshine in Saint-Cast-le-Guildo in August

Expect a lot of sunshine this month, with about 199 hours of sun. These sunny conditions add to the overall experience.

If you're inclined towards comfortable temperatures and drier conditions, August is a good time to visit Saint-Cast-le-Guildo.

Saint-Cast-le-Guildo Temperature in August

Min Temperature
15°C (59°F)
Max Temperature
22°C (72°F)
Chance of Rain
39%
Precipitation
59 mm (2.3 in)
Rainy days
12 days
Humidity
81% *
Sunshine
199 hours *
Percentage Sunshine
*
* Data from: Saint Malo, France (17 KM, 11 Miles).

Saint-Cast-le-Guildo Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Saint-Cast-le-Guildo - and find the best time to visit.

Best Places in France in August

Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in August →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Saint-Cast-le-Guildo in August

For Saint-Cast-le-Guildo in August, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Saint-Cast-le-Guildo in August

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

  • Swimming
    6/10
  • Cycling
    10/10
  • Walking
    10/10
  • Camping
    8/10
  • Outdoor sports
    10/10

Saint-Cast-le-Guildo 3-Day Forecast

More climate data for Saint-Cast-le-Guildo

Popular in August

Where to go in August - average daytime high across popular destinations.

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