January weather forecast
Santarem, Portugal

Weather in January

January, like December, is a moderate winter month in Santarem, Portugal, with temperature in the range of an average low of 6.8°C (44.2°F) and an average high of 14°C (57.2°F).

Temperature

With an average high-temperature of 14°C (57.2°F) and an average low-temperature of 6.8°C (44.2°F), January is the coldest month.

Humidity

With an average relative humidity of 81%, January is the most humid month in Santarem.

Rainfall

In Santarem, Portugal, it is raining for 13.3 days, with typically 36mm (1.42") of accumulated precipitation. Throughout the year, there are 108.1 rainfall days, and 337mm (13.27") of precipitation is accumulated.

Daylight

The average length of the day in January is 9h and 47min.
On the first day of January, sunrise is at 07:54 and sunset at 17:22. On the last day of the month, sunrise is at 07:42 and sunset at 17:53 WET.

Sunshine

With an average of 5.2h of sunshine, January has the least sunshine of the year.

UV index

The months with the lowest UV index in Santarem are January, February, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 3 in January transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the coldest month in Santarem?

The coldest month in Santarem is January, with an average high-temperature of 14°C (57.2°F) and an average low-temperature of 6.8°C (44.2°F).

What is the most humid month in Santarem?

The most humid month in Santarem is January, with an average relative humidity of 81%.

What is the average humidity in January in Santarem?

In Santarem, Portugal, the average relative humidity in January is 81%.

How much does it rain in Santarem in January?

In Santarem, Portugal, in January, during 13.3 rainfall days, 36mm (1.42") of precipitation is typically accumulated.

What is the average length of the day in January in Santarem?

In Santarem, Portugal, the average day length in January is 9h and 47min.

When is the sunrise / sunset in January in Santarem?

In January, on the first day of the month, sunrise is at 07:54 and sunset at 17:22. On the last day of the month, in Santarem, Portugal, sunrise is at 07:42 and sunset at 17:53 WET.

What is the month with the least sunshine in Santarem?

The month with the least sunshine is January, with an average of 5.2h of sunshine.

How many hours of sunshine does Santarem have in January?

In Santarem, Portugal, the average sunshine duration in January is 5.2h.

When is the lowest UV index in Santarem?

The months with the lowest UV index in Santarem, Portugal, are January, February, November and December, with an average maximum UV index of 3.

How high is the UV index in January in Santarem?

The average daily maximum UV index in January in Santarem is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in January
Santarem, Portugal

Average temperature in January - Santarem, Portugal
  • Average high temperature in January: 14°C

The warmest month (with the highest average high temperature) is August (31°C).
The month with the lowest average high temperature is January (14°C).

  • Average low temperature in January: 6.8°C

The month with the highest average low temperature is July (15.8°C).
The coldest months (with the lowest average low temperature) are January and February (6.8°C).

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Average pressure in January
Santarem, Portugal

Average pressure in January - Santarem, Portugal
  • Average pressure in January: 1022.3mbar

The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).

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Average wind speed in January
Santarem, Portugal

Average wind speed in January - Santarem, Portugal
  • Average wind speed in January: 11.8km/h

The windiest month (with the highest average wind speed) is July (13.2km/h).
The calmest months (with the lowest average wind speed) are September and October (10.6km/h).

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Average humidity in January
Santarem, Portugal

Average humidity in January - Santarem, Portugal
  • Average humidity in January: 81%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (62%).

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Average rainfall in January
Santarem, Portugal

Average rainfall in January - Santarem, Portugal
  • Average rainfall in January: 36mm

The wettest month (with the highest rainfall) is November (53mm).
The driest months (with the least rainfall) are July and August (3mm).

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Average rainfall days in January
Santarem, Portugal

Average rainfall days in January - Santarem, Portugal
  • Average rainfall days in January: 13.3 days

The month with the highest number of rainy days is November (13.9 days).
The month with the least rainy days is August (2.4 days).

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Average daylight in January /
Average sunshine in January
Santarem, Portugal

Average daylight in January / Average sunshine in January - Santarem, Portugal
  • Average daylight in January: 9h and 47min

The month with the longest days is June (Average daylight: 14h and 53min).
The month with the shortest days is December (Average daylight: 9h and 28min).

  • Average sunshine in January: 5h and 12min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

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Average sunshine days in January
Santarem, Portugal

Average sunshine days in January - Santarem, Portugal
  • Average sunshine days in January: 15.9 days

The month with the most sunshine days is July (27.3 days).
The months with the least sunshine days are April and November (14.6 days).

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Average UV index in January
Santarem, Portugal

Average UV index in January - Santarem, Portugal
  • Average UV index in January: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in January
Santarem, Portugal

Average cloud cover in January - Santarem, Portugal
  • Average cloud cover in January: 42

The month with the most cloud cover is January (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 17).

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Average visibility in January
Santarem, Portugal

Average visibility in January - Santarem, Portugal
  • Average visibility in January: 9km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).

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