Opio
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Opio Weather in May

May in Opio brings pleasant temperatures, with highs of 20°C (68°F) and nights dropping to 12°C (54°F). Rainfall is on the higher side this month, averaging around 74 mm (2.9 in), so keep a rain jacket handy.

Rainfall in Opio in May

Based on our climate data of the past 30 years, about 10 days of rain are anticipated, with 74 mm (2.9 in) on average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Opio in May

Weather in Opio is at its excellent in May. Highs reach 20°C (68°F), while nights settle around 12°C (54°F). Conditions are often most pleasant around the middle of the day. At 12°C (54°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Opio in May

There are approximately 251 hours of sunshine this month, resulting in mostly clear days.

Wind Speed in Opio in May

May has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.

Average water temperature in May

The water temperature is 18°C (64°F). It's not warm, but most people find it perfectly fine for a swim once they're in.

If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August and September typically offer the best circumstances for Opio.

Opio Temperature in May

Min Temperature
12°C (54°F)
Max Temperature
20°C (68°F)
Water Temperature
18°C (64°F) *
Chance of Rain
34%
Precipitation
74 mm (2.9 in)
Rainy days
10 days
Humidity
78% *
Windspeed
3 m/s (6 knots) *
Sunshine
251 hours *
Percentage Sunshine
62% *
* Data from: Monaco, France (17 KM, 10 Miles).

Opio Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Opio - and find the best time to visit.

Best Places in France in May

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

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 Opio in May

For Opio in May, 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. The water temperature sits at about 18°C (64°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. 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 May

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

  • Cycling
    9/10
  • Walking
    9/10
  • Barbeque
    8/10
  • Camping
    8/10
  • Outdoor sports
    9/10

Opio 3-Day Forecast

Popular in May

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

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