Vantaa Weather in January
Thinking of visiting Vantaa in January? Expect very low temperatures reaching -1°C (30°F) during the day, dropping to -7°C (19°F) at night, with some snowfall likely.
Rainfall in Vantaa in January
You can expect snow on around 20 days based on historical patterns, with 56 mm (2.2 in) average for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.
Temperature in Vantaa in January
Daytime temperatures in Vantaa reach -1°C (30°F) in January, dropping to -7°C (19°F) at night. This month falls in the winter season. Staying warm is the main priority this month, especially during mornings and evenings. With lows of -7°C (19°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. The month is chilly, so ensure you're equipped and dress warmly. Preparation becomes key in these temperatures.
Sunshine in Vantaa in January
With limited sunshine this month, there are about 39 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.
Wind Speed in Vantaa in January
Wind speeds average 4 m/s (8 knots) during January. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.
Average water temperature in January
The water temperature is only 0°C (32°F) this month — cold enough that most people will want to stay out. Hardy swimmers may manage a quick dip, but it won't be comfortable.January in Vantaa 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 Finland, check out our Vantaa's climate page.
Vantaa Temperature in January
Min Temperature
-7°C (19°F)
Max Temperature
-1°C (30°F)
Water Temperature
0°C (32°F) *
Chance of Rain
67%
Precipitation
56 mm (2.2 in)
Rainy days
20 days
Humidity
88% *
Windspeed
4 m/s (8 knots) *
Sunshine
39 hours *
Percentage Sunshine
*
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Vantaa typically stay consistent throughout January, with daily highs averaging around -1°C (30°F). Nights are very cold, with lows typically ranging from -10°C (14°F) to -6°C (21°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 Vantaa in January
Browse day-by-day weather records for Vantaa spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Vantaa historical weather extremes in January
The extremes listed below come from historical weather data collected in Vantaa from 1976 through 2025.
- On January 21, 2020, temperatures climbed to 8°C (46°F), marking the warmest January day on record.
- The heaviest January precipitation occurred on January 11, 1979, when 27 mm (1.1 in) of precipitation fell.
Best Places in Finland in January
Find out more about the weather in Finland and which places have the best travel conditions in this month. See all of Finland in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Vantaa in January
Winter clothing is essential for visiting Vantaa in January. If you have a heavy coat, waterproof boots with good traction, and plenty of warm layers it's smart to bring them. Pack cloths like thermal underwear, wool socks, and insulated gloves. Rain gear is recommended, you can expect wet weather on multiple days. With water temperatures around 0°C (32°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.What To Do in Vantaa 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 Finland, check out our Vantaa's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Vantaa climate overview or explore weather in Finland.
