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
Caieiras experiences an average high-temperature of a still moderately hot 26.3°C (79.3°F) in January, marking an insignificant shift from 26.4°C (79.5°F) in December. An average low-temperature of 18.3°C (64.9°F) marks the nights throughout January.Humidity
The average relative humidity in January in Caieiras is 86%.Rainfall
January is the month with the most rainfall in Caieiras. Rain falls for 27.6 days and accumulates 234mm (9.21") of precipitation.Daylight
The average length of the day in January is 13h and 23min.On the first day of January in Caieiras, sunrise is at 05:23 and sunset at 18:56. On the last day of the month, sunrise is at 05:45 and sunset at 18:55 -03.
Sunshine
With an average of 7.2h of sunshine, January has the least sunshine of the year.UV index
January and October, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 6 in January, converts into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What are the temperatures in Caieiras in January?
What is the average humidity in January in Caieiras?
What is the wettest month in Caieiras?
How much does it rain in Caieiras in January?
What is the average length of the day in January in Caieiras?
When is the sunrise / sunset in January in Caieiras?
What is the month with the least sunshine in Caieiras?
How long on average sun shines in January in Caieiras?
When is the highest UV index in Caieiras?
What is the UV index reading in January in Caieiras?
Average temperature in January
Caieiras, Brazil
- Average high temperature in January: 26.3°C
The warmest month (with the highest average high temperature) is December (26.4°C).
The month with the lowest average high temperature is June (20.8°C).
- Average low temperature in January: 18.3°C
The month with the highest average low temperature is January (18.3°C).
The coldest month (with the lowest average low temperature) is July (12.4°C).
Average pressure in January
Caieiras, Brazil
- Average pressure in January: 1012.8mbar
The month with the highest atmospheric pressure is July (1020.3mbar).
The month with the lowest atmospheric pressure is December (1011.9mbar).
Average wind speed in January
Caieiras, Brazil
- Average wind speed in January: 8.4km/h
The windiest month (with the highest average wind speed) is October (10.3km/h).
The calmest month (with the lowest average wind speed) is February (7.9km/h).
Average humidity in January
Caieiras, Brazil
- Average humidity in January: 86%
The month with the highest relative humidity is March (87%).
The months with the lowest relative humidity are August and September (73%).
Average rainfall in January
Caieiras, Brazil
- Average rainfall in January: 234mm
The wettest month (with the highest rainfall) is January (234mm).
The driest month (with the least rainfall) is August (33mm).
Average rainfall days in January
Caieiras, Brazil
- Average rainfall days in January: 27.6 days
The month with the highest number of rainy days is January (27.6 days).
The month with the least rainy days is August (8.1 days).
Average daylight in January /
Average sunshine in January
Caieiras, Brazil
- Average daylight in January: 13h and 2min
The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 42min).
- Average sunshine in January: 7h and 1min
The month with the most sunshine is September (Average sunshine: 8h and 42min).
The month with the least sunshine is January (Average sunshine: 7h and 12min).
Average sunshine days in January
Caieiras, Brazil
- Average sunshine days in January: 2.3 days
The month with the most sunshine days is August (19.9 days).
The month with the least sunshine days is January (2.3 days).
Average UV index in January
Caieiras, Brazil
- Average UV index in January: 6
The months with the highest UV index are January and October (UV index 6).
The months with the lowest UV index are February, March, April, May, June, July, August, September, November and December (UV index 5).
Average cloud cover in January
Caieiras, Brazil
- Average cloud cover in January: 56
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in January
Caieiras, Brazil
- Average visibility in January: 7km
The months with the highest visibility are August and September (9km).
The months with the lowest visibility are January, February, March, April and May (7km).
Caieiras, Brazil
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