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 snowfall in January
- Average snowfall 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
Viseu's coldest month, January, registers temperatures that range from a high of 10.7°C (51.3°F) to a low of 3.1°C (37.6°F).Humidity
With an average relative humidity of 85%, January is the most humid month in Viseu.Rainfall
In Viseu, during January, the rain falls for 13.8 days and regularly aggregates up to 72mm (2.83") of precipitation. In Viseu, during the entire year, the rain falls for 125.4 days and collects up to 553mm (21.77") of precipitation.Snowfall
January through March and November are months with snowfall. The months with the most snowfall in Viseu are January and February, with an average 3mm (0.12") of accumulated snow.Daylight
In January, the average length of the day is 9h and 39min.On the first day of the month, sunrise is at 07:55 and sunset at 17:14. On the last day of January, sunrise is at 07:42 and sunset at 17:47 WET.
Sunshine
With an average of 4.7h of sunshine, January has the least sunshine of the year.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, a regular UV index of 2 translates into these guidelines:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Viseu?
What is the average January temperature in Viseu?
What is the most humid month in Viseu?
What is the average humidity in January in Viseu?
How much does it rain in Viseu in January?
What is the snowiest month in Viseu?
When does it start to snow in Viseu?
What is the average length of the day in January in Viseu?
What time are sunrise and sunset in January in Viseu?
What is the month with the least sunshine in Viseu?
How long on average sun shines in January in Viseu?
When is the lowest UV index in Viseu?
How high is the UV index in January in Viseu?
Average temperature in January
Viseu, Portugal
- Average high temperature in January: 10.7°C
The warmest month (with the highest average high temperature) is August (29.6°C).
The month with the lowest average high temperature is January (10.7°C).
- Average low temperature in January: 3.1°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (3.1°C).
Average pressure in January
Viseu, Portugal
- Average pressure in January: 1022.1mbar
The month with the highest atmospheric pressure is December (1022.9mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in January
Viseu, Portugal
- Average wind speed in January: 8.6km/h
The windiest month (with the highest average wind speed) is March (9.1km/h).
The calmest month (with the lowest average wind speed) is September (7km/h).
Average humidity in January
Viseu, 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 (57%).
Average rainfall in January
Viseu, Portugal
- Average rainfall in January: 72mm
The wettest month (with the highest rainfall) is December (92mm).
The driest month (with the least rainfall) is July (6mm).
Average rainfall days in January
Viseu, Portugal
- Average rainfall days in January: 13.8 days
The month with the highest number of rainy days is November (15.5 days).
The month with the least rainy days is August (3.3 days).
Average snowfall in January
Viseu, Portugal
- Average snowfall in January: 3mm
The months with the highest snowfall are January and February (3mm).
The months with the least snowfall are April, May, June, July, August, September, October and December (0mm).
Average snowfall days in January
Viseu, Portugal
- Average snowfall days in January: 0.4 days
The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Viseu, 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 4min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in January
Viseu, Portugal
- Average sunshine days in January: 14.8 days
The month with the most sunshine days is August (26.8 days).
The month with the least sunshine days is April (13 days).
Average UV index in January
Viseu, 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
Viseu, Portugal
- Average cloud cover in January: 52
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 17).
Average visibility in January
Viseu, Portugal
- Average visibility in January: 7km
The months with the highest visibility are June, July, August and September (9km).
The months with the lowest visibility are January and November (7km).
Viseu, Portugal
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