July weather forecast
Cilaos, Reunion

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Weather in July

July brings in the peak of winter with the lowest temperatures of the year and a further fall in the rainfall to 33mm (1.3"). It stands out as the coolest month of the year in Cilaos, with temperatures remarkably lower than those in August. Contemplating the shift from July to August, one can see the first signs of receding winters that bring slightly higher temperatures and reduced precipitation.

Temperature

July, with its high-temperature average of 20.7°C (69.3°F) and a low-temperature average of 18.1°C (64.6°F), is the coldest month in Cilaos.

Humidity

The average relative humidity in July is 79%.

Rainfall

In Cilaos, during July, the rain falls for 20.8 days and regularly aggregates up to 33mm (1.3") of precipitation. Throughout the year, in Cilaos, there are 252.8 rainfall days, and 1027mm (40.43") of precipitation is accumulated.

Daylight

In July, the average length of the day in Cilaos is 10h and 59min.
On the first day of the month, sunrise is at 06:56 and sunset at 17:48. On the last day of July, sunrise is at 06:49 and sunset at 17:59 +04.

Sunshine

The months with the least sunshine in Cilaos are May through July, with an average of 6.7h of sunshine.

UV index

April, June through September, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index, 5 during July, leads to the following recommendations:
Take precautions - Protection against sunburn is recommended. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Frequently asked questions

What is the coldest month in Cilaos?

Temperature readings reach their annual highs in July, averaging 20.7°C (69.3°F) and a minimum average of 18.1°C (64.6°F).

What is the usual temperature for Cilaos in July?

The high-temperature, in July, in Cilaos, is 20.7°C (69.3°F), while the low-temperature averages to 18.1°C (64.6°F).

What is the average humidity in July in Cilaos?

In July, the average relative humidity in Cilaos is 79%.

How much does it rain in Cilaos in July?

In Cilaos, Reunion, in July, it is raining for 20.8 days, with typically 33mm (1.3") of accumulated precipitation.

What is the average length of the day in July in Cilaos?

In July, the average day length in Cilaos is 10h and 59min.

What time are sunrise and sunset in July in Cilaos?

In July, on the first day of the month, sunrise is at 06:56 and sunset at 17:48. On the last day of the month, sunrise is at 06:49 and sunset at 17:59 +04.

What are the months with the least sunshine in Cilaos?

May through July, with an average of 6.7h of sunshine, are months with the least sunshine in Cilaos, Reunion.

How long on average sun shines in July in Cilaos?

The average sunshine duration in July is 6.7h.

When is the lowest UV index in Cilaos?

April, June through September, with an average maximum UV index of 5, are months with the lowest UV index in Cilaos, Reunion.

What is the UV index reading in July in Cilaos?

The average daily maximum UV index in July in Cilaos is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.

Average temperature in July
Cilaos, Reunion

Average temperature in July - Cilaos, Reunion
  • Average high temperature in July: 20.7°C

The warmest month (with the highest average high temperature) is February (25.9°C).
The month with the lowest average high temperature is July (20.7°C).

  • Average low temperature in July: 18.1°C

The months with the highest average low temperature are January, February and March (23.3°C).
The coldest month (with the lowest average low temperature) is August (17.8°C).

Average pressure in July
Cilaos, Reunion

Average pressure in July - Cilaos, Reunion
  • Average pressure in July: 1020.8mbar

The month with the highest atmospheric pressure is August (1021.4mbar).
The month with the lowest atmospheric pressure is February (1011.1mbar).

Average wind speed in July
Cilaos, Reunion

Average wind speed in July - Cilaos, Reunion
  • Average wind speed in July: 18.2km/h

The windiest month (with the highest average wind speed) is July (18.2km/h).
The calmest months (with the lowest average wind speed) are November and December (12.5km/h).

Average humidity in July
Cilaos, Reunion

Average humidity in July - Cilaos, Reunion
  • Average humidity in July: 79%

The month with the highest relative humidity is March (83%).
The months with the lowest relative humidity are August and September (78%).

Average rainfall in July
Cilaos, Reunion

Average rainfall in July - Cilaos, Reunion
  • Average rainfall in July: 33mm

The wettest month (with the highest rainfall) is January (193mm).
The driest month (with the least rainfall) is September (19mm).

Average rainfall days in July
Cilaos, Reunion

Average rainfall days in July - Cilaos, Reunion
  • Average rainfall days in July: 20.8 days

The month with the highest number of rainy days is March (26.2 days).
The month with the least rainy days is September (15.6 days).

Average daylight in July /
Average sunshine in July
Cilaos, Reunion

Average daylight in July / Average sunshine in July - Cilaos, Reunion
  • Average daylight in July: 11h and 0min

The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).

  • Average sunshine in July: 6h and 4min

The month with the most sunshine is October (Average sunshine: 10h and 30min).
The months with the least sunshine are May, June and July (Average sunshine: 6h and 42min).

Average sunshine days in July
Cilaos, Reunion

Average sunshine days in July - Cilaos, Reunion
  • Average sunshine days in July: 3.7 days

The month with the most sunshine days is October (6.6 days).
The month with the least sunshine days is February (1.1 days).

Average UV index in July
Cilaos, Reunion

Average UV index in July - Cilaos, Reunion
  • Average UV index in July: 5

The months with the highest UV index are January, February, March, May, October, November and December (UV index 6).
The months with the lowest UV index are April, June, July, August and September (UV index 5).

Average cloud cover in July
Cilaos, Reunion

Average cloud cover in July - Cilaos, Reunion
  • Average cloud cover in July: 31

The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is September (Cloud cover 24).

Average visibility in July
Cilaos, Reunion

Average visibility in July - Cilaos, Reunion
  • Average visibility in July: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).

Cilaos, Reunion

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