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
As December turns into January, the average high-temperatures rest at a still moderately hot 25.4°C (77.7°F), showing a minor variation from the prior month. Piau registers a consistent average low-temperature of 17.6°C (63.7°F) during January.Humidity
The average relative humidity in January in Piau, Brazil, is 90%.Rainfall
In Piau, in January, during 27.3 rainfall days, 197mm (7.76") of precipitation is typically accumulated. Throughout the year, there are 235.4 rainfall days, and 1316mm (51.81") of precipitation is accumulated.Daylight
In January, the average length of the day in Piau is 13h and 16min.On the first day of the month, sunrise is at 05:14 and sunset at 18:39. On the last day of January, in Piau, sunrise is at 05:34 and sunset at 18:38 -03.
Sunshine
The average sunshine in January is 6.8h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 5. The months with the lowest UV index in Piau are January through December, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 5 during January leads to these instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What are January temperatures in Piau?
What is the average humidity in January in Piau?
How many days does it rain in January in Piau?
How many hours of daylight does Piau have in January?
What time are sunrise and sunset in January in Piau?
How long on average sun shines in January in Piau?
When is the highest UV index in Piau?
When is the lowest UV index in Piau?
What is the UV index reading in January in Piau?
Average temperature in January
Piau, Brazil
- Average high temperature in January: 25.4°C
The warmest month (with the highest average high temperature) is February (25.6°C).
The month with the lowest average high temperature is June (20.9°C).
- Average low temperature in January: 17.6°C
The months with the highest average low temperature are January and December (17.6°C).
The coldest month (with the lowest average low temperature) is July (12°C).
Average pressure in January
Piau, Brazil
- Average pressure in January: 1013.8mbar
The month with the highest atmospheric pressure is July (1021mbar).
The month with the lowest atmospheric pressure is December (1012.8mbar).
Average wind speed in January
Piau, Brazil
- Average wind speed in January: 7km/h
The windiest month (with the highest average wind speed) is September (8.3km/h).
The calmest month (with the lowest average wind speed) is April (6km/h).
Average humidity in January
Piau, Brazil
- Average humidity in January: 90%
The months with the highest relative humidity are March and April (92%).
The month with the lowest relative humidity is September (76%).
Average rainfall in January
Piau, Brazil
- Average rainfall in January: 197mm
The wettest month (with the highest rainfall) is December (251mm).
The driest month (with the least rainfall) is July (14mm).
Average rainfall days in January
Piau, Brazil
- Average rainfall days in January: 27.3 days
The month with the highest number of rainy days is December (29.1 days).
The month with the least rainy days is August (9.3 days).
Average daylight in January /
Average sunshine in January
Piau, Brazil
- 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 48min).
- Average sunshine in January: 6h and 5min
The months with the most sunshine are August and September (Average sunshine: 8h and 0min).
The month with the least sunshine is November (Average sunshine: 5h and 24min).
Average sunshine days in January
Piau, Brazil
- Average sunshine days in January: 2.8 days
The month with the most sunshine days is August (18.6 days).
The month with the least sunshine days is December (1.2 days).
Average UV index in January
Piau, Brazil
- Average UV index in January: 5
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in January
Piau, Brazil
- Average cloud cover in January: 64
The month with the most cloud cover is November (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in January
Piau, Brazil
- Average visibility in January: 6km
The months with the highest visibility are August and September (8km).
The months with the lowest visibility are April and May (5km).
Piau, Brazil
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