Weather in January
For the region of Viana do Castelo, Portugal, the beginning of the year embodies moderate weather conditions. January experiences average high temperatures of 14.6°C (58.3°F) and low temperatures descend to an average of 4.9°C (40.8°F). Additionally, the daytime length is relatively shorter, making the days appear more crisp. From temperatures to daylight, there is a noticeable difference between January's weather and that of December or February. Although lack of heavy rainfall marks January unique among winter months, it might be worthwhile to keep winter jackets handy.
Note: It is risky to swim in 14.3°C (57.7°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation.
On the first day of the month, sunrise is at 08:02 and sunset at 17:15. On the last day of January, in Viana do Castelo, sunrise is at 07:48 and sunset at 17:48 WET.
Temperature
January, with its high-temperature average of 14.6°C (58.3°F) and a low-temperature average of 4.9°C (40.8°F), is the coldest month in Viana do Castelo, Portugal.Sea temperature
In January, the average sea temperature in Viana do Castelo is 14.3°C (57.7°F).Note: It is risky to swim in 14.3°C (57.7°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation.
Daylight
In Viana do Castelo, the average length of the day in January is 9h and 34min.On the first day of the month, sunrise is at 08:02 and sunset at 17:15. On the last day of January, in Viana do Castelo, sunrise is at 07:48 and sunset at 17:48 WET.
Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Viana do Castelo?
Viana do Castelo's temperature records reveal January as the coldest month, marked by average highs of 14.6°C (58.3°F) and lows of 4.9°C (40.8°F).
What are the temperatures in Viana do Castelo in January?
The average high-temperature and low-temperature in Viana do Castelo, Portugal, during January are 14.6°C (58.3°F) and 4.9°C (40.8°F) respectively.
What is the sea water temperature in January in Viana do Castelo?
In Viana do Castelo, the average seawater temperature in January is 14.3°C (57.7°F). Swimming in 14.3°C (57.7°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.
How many hours of daylight does Viana do Castelo have in January?
The average day length in January in Viana do Castelo, Portugal, is 9h and 34min.
What time are sunrise and sunset in January in Viana do Castelo?
In January, on the first day of the month, sunrise is at 08:02 and sunset at 17:15. On the last day of the month, in Viana do Castelo, Portugal, sunrise is at 07:48 and sunset at 17:48 WET.
Average temperature in January
Viana do Castelo, Portugal
- Average high temperature in January: 14.6°C
The warmest month (with the highest average high temperature) is August (26.4°C).
The month with the lowest average high temperature is January (14.6°C).
- Average low temperature in January: 4.9°C
The month with the highest average low temperature is July (15.3°C).
The coldest month (with the lowest average low temperature) is January (4.9°C).
Average sea temperature in January
Viana do Castelo, Portugal
- Average sea temperature in January: 14.3°C
The best month for swimming (with the highest average sea temperature) is September (18.3°C).
The coldest months (with the lowest average sea temperature) are February and March (13.8°C).
Average daylight in January
Viana do Castelo, Portugal
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
Viana do Castelo, Portugal
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