Helsinki
January
Weather in Helsinki for January 2025
Your guide to Helsinki weather in January - trends and predictions
In general, the average temperature in Helsinki at the beginning of January is -7.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 0.6 °C by the end of January.
Helsinki sees moderate rainfall in January, averaging 8 rainy days.
With an average of 5 snowy days, Helsinki enjoys a light touch of snow in January.
Is January a good time to visit Helsinki? check out the best time to travel to Helsinki page.
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18
Dry days
8
Rainy days
5
Snow days
1°/-11°
Temperatures
23 km/h
Avg max wind
92 %
Avg humidity
Helsinki in January average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  -5° | 2  -7° | 3  -3° | 4 -9° | 5 -9° | ||
| 6  -9° | 7 -10° | 8 -2° | 9  1° | 10  2° | 11  2° | 12 -2° |
| 13  -2° | 14 -1° | 15  -2° | 16 -5° | 17 -2° | 18 0° | 19  -3° |
| 20 -4° | 21 -0° | 22 -0° | 23 1° | 24 1° | 25 2° | 26 -2° |
| 27  -1° | 28 1° | 29 2° | 30 1° | 31 1° |
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Temperatures trend during January in Helsinki
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Jan. | Overcast | -5° /-9° | 0.2 mm | 0 cm | |
| 2 Jan. | Cloudy | -7° /-10° | 1.8 mm | 1.1 cm | |
| 3 Jan. | Light freezing rain | -3° /-10° | 4.4 mm | 0.6 cm | |
| 4 Jan. | Cloudy | -9° /-12° | 1 mm | 0.6 cm | |
| 5 Jan. | Cloudy | -9° /-13° | 2.2 mm | 1.8 cm | |
| 6 Jan. | Partly cloudy | -9° /-15° | 0.5 mm | 0.4 cm | |
| 7 Jan. | Overcast | -10° /-14° | 0 mm | 0 cm | |
| 8 Jan. | Light freezing rain | -2° /-11° | 1.8 mm | 0 cm | |
| 9 Jan. | Moderate snow | 1° /-6° | 5.4 mm | 3.4 cm | |
| 10 Jan. | Patchy moderate snow | 2° /-1° | 2.9 mm | 0.5 cm | |
| 11 Jan. | Moderate rain at times | 2° /-5° | 2.6 mm | 0.1 cm | |
| 12 Jan. | Patchy moderate snow | -2° /-8° | 6 mm | 2.2 cm | |
| 13 Jan. | Patchy rain possible | -2° /-7° | 3.4 mm | 0 cm | |
| 14 Jan. | Moderate rain at times | -1° /-4° | 3.1 mm | 0.1 cm | |
| 15 Jan. | Heavy rain at times | -2° /-6° | 5.1 mm | 0 cm | |
| 16 Jan. | Moderate rain at times | -5° /-9° | 3.1 mm | 0.3 cm | |
| 17 Jan. | Light freezing rain | -2° /-11° | 3.8 mm | 1.2 cm | |
| 18 Jan. | Moderate rain at times | 0° /-5° | 8.1 mm | 5.2 cm | |
| 19 Jan. | Moderate or heavy snow showers | -3° /-10° | 5.3 mm | 3.4 cm | |
| 20 Jan. | Overcast | -4° /-11° | 0 mm | 0 cm | |
| 21 Jan. | Partly cloudy | 0° /-11° | 1.3 mm | 1.1 cm | |
| 22 Jan. | Cloudy | 0° /-3° | 5.2 mm | 1.5 cm | |
| 23 Jan. | Overcast | 1° /-3° | 1.3 mm | 0.7 cm | |
| 24 Jan. | Light freezing rain | 1° /-1° | 3.1 mm | 2 cm | |
| 25 Jan. | Overcast | 2° /-2° | 0.3 mm | 0.2 cm | |
| 26 Jan. | Patchy rain possible | -2° /-7° | 0.1 mm | 0 cm | |
| 27 Jan. | Sunny | -1° /-6° | 0 mm | 0 cm | |
| 28 Jan. | Patchy moderate snow | 1° /-1° | 1.1 mm | 0.6 cm | |
| 29 Jan. | Overcast | 2° /0° | 0.4 mm | 0 cm | |
| 30 Jan. | Heavy rain at times | 1° /-1° | 4.4 mm | 1.5 cm | |
| 31 Jan. | Light freezing rain | 1° /-1° | 1.4 mm | 0 cm | |
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Important Notice
Our weather forecast for Helsinki in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Helsinki forecast closer to your planned date for the most up-to-date weather information.
Helsinki in January - FAQ
What are the expected maximum and minimum temperatures in Helsinki during January?
Brace for cold days with temperatures not exceeding 1° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Helsinki during January?
Significant rainfall exceeding 158.6 mm is expected in Helsinki during January, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Helsinki during January?
Helsinki experiences an average snowfall of 56.9 cm during January, occurring over 5 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Helsinki during January?
The average wind speed in Helsinki during January is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Helsinki in January?
As you prepare for your trip to Helsinki in January, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Helsinki, during January, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Thermal Wear: Base layers for cold destinations
- All-Weather Jacket: Waterproof and breathable
- Footwear
- Waterproof Shoes
- Insulated Boots: For snowy and extremely cold temperatures
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
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