Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
With January's arrival, Cilaos notes an average high-temperature of a still warm 25.8°C (78.4°F), closely following the trend of the preceding month. January sees a slight dip to an average low temperature of 23.3°C (73.9°F) from the daytime highs.Humidity
In Cilaos, the average relative humidity in January is 82%.Rainfall
January is the month with the most rainfall in Cilaos. Rain falls for 25.1 days and accumulates 193mm (7.6") of precipitation.Daylight
In January, the average length of the day in Cilaos is 13h and 15min.On the first day of January in Cilaos, sunrise is at 05:39 and sunset at 19:03. On the last day of the month, sunrise is at 05:59 and sunset at 19:03 +04.
Sunshine
In Cilaos, the average sunshine in January is 9.9h.UV index
The months with the highest UV index in Cilaos are January through March, May, October through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 6 during January translates into these guidelines:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average January temperature in Cilaos?
What is the average humidity in January in Cilaos?
What is the wettest month in Cilaos?
How many days does it rain in January in Cilaos?
What is the average length of the day in January in Cilaos?
When is the sunrise / sunset in January in Cilaos?
How many hours of sunshine does Cilaos have in January?
What are the months with the highest UV index in Cilaos?
What is the UV index reading in January in Cilaos?
Average temperature in January
Cilaos, Reunion
- Average high temperature in January: 25.8°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 January: 23.3°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 January
Cilaos, Reunion
- Average pressure in January: 1011.3mbar
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 January
Cilaos, Reunion
- Average wind speed in January: 14.8km/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 January
Cilaos, Reunion
- Average humidity in January: 82%
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 January
Cilaos, Reunion
- Average rainfall in January: 193mm
The wettest month (with the highest rainfall) is January (193mm).
The driest month (with the least rainfall) is September (19mm).
Average rainfall days in January
Cilaos, Reunion
- Average rainfall days in January: 25.1 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 January /
Average sunshine in January
Cilaos, Reunion
- Average daylight in January: 13h and 2min
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 January: 9h and 5min
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 January
Cilaos, Reunion
- Average sunshine days in January: 1.9 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 January
Cilaos, Reunion
- Average UV index in January: 6
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 January
Cilaos, Reunion
- Average cloud cover in January: 40
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 January
Cilaos, Reunion
- Average visibility in January: 9km
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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