Opio Weather in September

During September, Opio experiences high daytime temperatures of 23°C (73°F) and cooler nights around 15°C (59°F). Expect quite a bit of rainfall. Around 90 mm (3.5 in) is typical.

Rainfall in Opio in September

Past climate data indicates that roughly 7 days will see rain, totalling around 90 mm (3.5 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Opio in September

September tends to be one of the perfect months in Opio, with 23°C (73°F) in the afternoon and 15°C (59°F) overnight. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows of 15°C (59°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Opio in September

Expect sunny days throughout the month, with an estimated 226 hours of sunshine. This makes it a pleasant time to visit Opio.

Wind Speed in Opio in September

Average wind speeds reach 3 m/s (6 knots) in September, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

Average water temperature in September

At 22°C (72°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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

Opio Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 23°C (73°F)  

Water Temperature 22°C (72°F) *  

Chance of Rain 24%  

Precipitation 90 mm (3.5 in)  

Rainy days 7 days  

Humidity 76% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 226 hours *  

Percentage Sunshine 66% *  

* Data from: Monaco, France (17 KM, 10 Miles).

What to Wear in Opio in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Expect water temperatures of around 22°C (72°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Opio in September

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

Swimming

9/10

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

8/10

Outdoor sports

9/10

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 Opio's climate page.

More climate data for Opio

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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