January weather forecast
Seia, Portugal

January

Weather in January

January, like December, is a frosty winter month in Seia, Portugal, with an average temperature ranging between min 2.3°C (36.1°F) and max 9.8°C (49.6°F).

Temperature

January is the coldest month, exhibiting average temperatures of 9.8°C (49.6°F) at the peak and 2.3°C (36.1°F) at the base.

Humidity

January is the most humid month, with an average relative humidity of 85%.

Rainfall

In January, in Seia, Portugal, the rain falls for 12.8 days. Throughout January, 56mm (2.2") of precipitation is accumulated. In Seia, during the entire year, the rain falls for 116.6 days and collects up to 496mm (19.53") of precipitation.

Snowfall

Months with snowfall in Seia are January through April, October through December. January is the month with the most snowfall. Snow falls for 4.2 days and accumulates 62mm (2.44") of snow.

Daylight

In Seia, the average length of the day in January is 9h and 40min.
On the first day of the month, sunrise is at 07:53 and sunset at 17:14. On the last day of January, sunrise is at 07:41 and sunset at 17:47 WET.

Sunshine

January has the least sunshine of the year, with an average of 4.5h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Seia. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum daily UV index of 2 during January morphs into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.

Frequently asked questions

What month is the coldest in Seia?
Seia, Portugal, experiences its average lowest temperatures in January, reaching a peak of 9.8°C (49.6°F) and a minimum of 2.3°C (36.1°F).
What are the temperatures in Seia in January?
In January, in Seia, the average high-temperature is 9.8°C (49.6°F), and the average low-temperature is 2.3°C (36.1°F).
What is the most humid month in Seia?
January is the most humid month, with an average relative humidity of 85%.
What is the average humidity in January in Seia?
The average relative humidity in January in Seia, Portugal, is 85%.
How much does it rain in Seia in January?
In Seia, Portugal, during January, the rain falls for 12.8 days and regularly aggregates up to 56mm (2.2") of precipitation.
What is the snowiest month in Seia?
The month with the most snowfall is January, when snow falls for 4.2 days and typically aggregates up to 62mm (2.44") of snow.
How many days does it snow in January in Seia?
In Seia, in January, snow falls for 4.2 days, with typically accumulated 62mm (2.44") of snow.
How many hours of daylight does Seia have in January?
In January, the average day length in Seia is 9h and 40min.
What time are sunrise and sunset in January in Seia?
On the first day of January in Seia, Portugal, sunrise is at 07:53 and sunset at 17:14. On the last day of the month, sunrise is at 07:41 and sunset at 17:47 WET.
What is the month with the least sunshine in Seia?
With an average of 4.5h of sunshine, January has the least sunshine of the year in Seia.
How long on average sun shines in January in Seia?
In Seia, Portugal, the average sunshine duration in January is 4.5h.
When is the lowest UV index in Seia?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the UV index reading in January in Seia?
In January, the average daily maximum UV index in Seia is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January
Seia, Portugal
  • Average high temperature in January: 9.8°C

The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (9.8°C).

  • Average low temperature in January: 2.3°C

The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).

Average pressure in January
Seia, Portugal
  • Average pressure in January: 1022.2mbar

The month with the highest atmospheric pressure is December (1023mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

Average wind speed in January
Seia, Portugal
  • Average wind speed in January: 10.7km/h

The windiest month (with the highest average wind speed) is February (11.5km/h).
The calmest month (with the lowest average wind speed) is September (8.3km/h).

Average humidity in January
Seia, Portugal
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (51%).

Average rainfall in January
Seia, Portugal
  • Average rainfall in January: 56mm

The wettest month (with the highest rainfall) is December (83mm).
The driest months (with the least rainfall) are July and August (7mm).

Average rainfall days in January
Seia, Portugal
  • Average rainfall days in January: 12.8 days

The month with the highest number of rainy days is April (16.1 days).
The month with the least rainy days is August (2.5 days).

Average snowfall in January
Seia, Portugal
  • Average snowfall in January: 62mm

The month with the highest snowfall is January (62mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in January
Seia, Portugal
  • Average snowfall days in January: 4.2 days

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Seia, Portugal
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 4h and 3min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in January
Seia, Portugal
  • Average sunshine days in January: 15 days

The month with the most sunshine days is August (27.5 days).
The month with the least sunshine days is April (12.7 days).

Average UV index in January
Seia, Portugal
  • Average UV index in January: 2

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January
Seia, Portugal
  • Average cloud cover in January: 52

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 12).

Average visibility in January
Seia, Portugal
  • Average visibility in January: 7km

The months with the highest visibility are July and August (10km).
The month with the lowest visibility is January (7km).

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