Arcos de Valdevez Weather in January
January in Arcos de Valdevez sees daytime temperatures around 13°C (55°F) and lows of 4°C (39°F) at night. Being part of the rainy season, heavy rainfall is a regular part of the day, so pack accordingly.
Rainfall in Arcos de Valdevez in January
As part of the rainy season, Arcos de Valdevez sees around 19 days of rain in January, with an average of 226 mm (8.9 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.
Temperature in Arcos de Valdevez in January
January in Arcos de Valdevez sees highs of 13°C (55°F) and lows of 4°C (39°F) overnight. During January, you'll experience the winter season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet. With the most moderate temperatures of the year, January offers a break from extremes.
Sunshine in Arcos de Valdevez in January
The city usually sees around 133 hours of sunlight, indicating a moderately sunny period (despite it being part of rainy season).January in Arcos de Valdevez can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Arcos de Valdevez's climate page.
Arcos de Valdevez Temperature in January
Min Temperature
4°C (39°F)
Max Temperature
13°C (55°F)
Chance of Rain
63%
Precipitation
226 mm (8.9 in)
Rainy days
19 days
Humidity
85% *
Sunshine
133 hours *
Percentage Sunshine
*
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Arcos de Valdevez typically stay consistent throughout January, with daily highs averaging around 13°C (55°F). Nights are cold, with lows around 6°C (43°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Arcos de Valdevez in January
Browse day-by-day weather records for Arcos de Valdevez spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Arcos de Valdevez historical weather extremes in January
Based on 25 years of weather observations (2000-2025), these are the most extreme conditions recorded in Arcos de Valdevez.
- The warmest day in January was on January 1, 2022, with a maximum of 21°C (70°F).
- The coldest January day was on January 10, 2010, with a maximum of 4°C (39°F).
- The lowest overnight temperature recorded in January was -2°C (28°F) (January 19, 2017).
- Peak precipitation in January occurred on January 1, 2023, when 76 mm (3 in) of precipitation was measured.
Best Places in Portugal in January
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in January →
perfect weather
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What to Wear in Arcos de Valdevez in January
The weather can swing between comfortable and chilly in January, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. It's going to pour! Pack a good poncho and prepare for very wet conditions. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Arcos de Valdevez in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Arcos de Valdevez's climate page.
Temperature Rainfall Sunshine Humidity
See the full Arcos de Valdevez climate overview or explore weather in Portugal.
