January weather forecast and climate
Ribeira Da Janela, Portugal

Weather in January

January, like December, in Ribeira Da Janela, Portugal, is another comfortable winter month, with average temperature ranging between max 17.6°C (63.7°F) and min 16.3°C (61.3°F).

Temperature

In January, the average high-temperature is practically the same as in December - a still enjoyable 17.6°C (63.7°F). The average low-temperature, is 16.3°C (61.3°F).

Humidity

In January, the average relative humidity in Ribeira Da Janela is 74%.

Rainfall

In Ribeira Da Janela, during January, the rain falls for 12.3 days and regularly aggregates up to 22mm (0.87") of precipitation. Throughout the year, in Ribeira Da Janela, Portugal, there are 116.4 rainfall days, and 232mm (9.13") of precipitation is accumulated.

Daylight

The average length of the day in January is 10.3h.

Sunshine

January and December, with an average of 7.6h of sunshine, are months with the least sunshine.

UV index

Months with the lowest UV index are January through June, November and December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in January in Ribeira Da Janela?

In January, in Ribeira Da Janela, the average high-temperature is 17.6°C (63.7°F), and the average low-temperature is 16.3°C (61.3°F).

What is the average humidity in January in Ribeira Da Janela?

In Ribeira Da Janela, Portugal, the average relative humidity in January is 74%.

How many days does it rain in January in Ribeira Da Janela?

In Ribeira Da Janela, in January, during 12.3 rainfall days, 22mm (0.87") of precipitation is typically accumulated.

What is the average length of the day in January in Ribeira Da Janela?

In January, the average length of the day is 10.3h.

What is the month with the least sunshine in Ribeira Da Janela?

Months with the least sunshine in Ribeira Da Janela are January and December, with an average of 7.6h of sunshine.

How long on average sun shines in January in Ribeira Da Janela?

The average sunshine in January in Ribeira Da Janela is 7.6h.

What are the months with the lowest UV index in Ribeira Da Janela?

Months with the lowest UV index are January through June, November and December, with an average maximum UV index of 5.

How high is the UV index in January in Ribeira Da Janela?

In Ribeira Da Janela, the average daily maximum UV index in January is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in January
Ribeira Da Janela, Portugal

Average temperature in January - Ribeira Da Janela, Portugal
  • Average high temperature in January: 17.6°C

The warmest month (with the highest average high temperature) is August (23°C).
Months with the lowest average high temperature are February and March (16.9°C).

  • Average low temperature in January: 16.3°C

The month with the highest average low temperature is September (21.7°C).
The coldest month (with the lowest average low temperature) is March (15.1°C).

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Average pressure in January
Ribeira Da Janela, Portugal

Average pressure in January - Ribeira Da Janela, Portugal
  • Average pressure in January: 1024.1mbar

The month with the highest atmospheric pressure is January (1024.1mbar).
The month with the lowest atmospheric pressure is October (1017mbar).

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Average wind speed in January
Ribeira Da Janela, Portugal

Average wind speed in January - Ribeira Da Janela, Portugal
  • Average wind speed in January: 21.1km/h

The windiest month (with the highest average wind speed) is February (23km/h).
The calmest month (with the lowest average wind speed) is September (17.7km/h).

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Average humidity in January
Ribeira Da Janela, Portugal

Average humidity in January - Ribeira Da Janela, Portugal
  • Average humidity in January: 74%

Months with the highest relative humidity are June and August (80%).
The month with the lowest relative humidity is February (73%).

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Average rainfall in January
Ribeira Da Janela, Portugal

Average rainfall in January - Ribeira Da Janela, Portugal
  • Average rainfall in January: 22mm

The wettest month (with the highest rainfall) is October (44mm).
The driest month (with the least rainfall) is August (3mm).

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Average rainfall days in January
Ribeira Da Janela, Portugal

Average rainfall days in January - Ribeira Da Janela, Portugal
  • Average rainfall days in January: 12.3 days

The month with the highest number of rainy days is November (16 days).
The month with the least rainy days is August (3.9 days).

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Average daylight in January /
Average sunshine in January
Ribeira Da Janela, Portugal

Average daylight in January / Average sunshine in January - Ribeira Da Janela, Portugal
  • Average daylight in January: 10.3h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in January: 7.6h

The month with the most sunshine is June (Average sunshine: 9.2h).
Months with the least sunshine are January and December (Average sunshine: 7.6).

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Average sunshine days in January
Ribeira Da Janela, Portugal

Average sunshine days in January - Ribeira Da Janela, Portugal
  • Average sunshine days in January: 12.1 days

The month with the most sunshine days is August (20.9 days).
The month with the least sunshine days is November (8.4 days).

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Average UV index in January
Ribeira Da Janela, Portugal

Average UV index in January - Ribeira Da Janela, Portugal
  • Average UV index in January: 5

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

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Average cloud cover in January
Ribeira Da Janela, Portugal

Average cloud cover in January - Ribeira Da Janela, Portugal
  • Average cloud cover in January: 40

The month with the most cloud cover is November (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 24).

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Average visibility in January
Ribeira Da Janela, Portugal

Average visibility in January - Ribeira Da Janela, Portugal
  • Average visibility in January: 10km

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

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