5-day weather forecast Helsinki Oct 12, 2026
7°Weather forecast Helsinki today Oct 12, 2026: patchy rain possible, temperature from 6 °C to 8 °C.
Precipitation probability 77%. Wind up to 5.69 m/s (gusts 11.25 m/s). Air humidity 88–94%, atmospheric pressure 758–764 mm Hg, UV index up to 0.3.
Weather Alerts
Yellow wave height warning: Western Gulf of Finland, Mon 13.00 - 20.00
Wave height warning
Wave height warning: Rough waves occur in the afternoon and in the evening. Significant wave height exceeds 2.5 meters.
Yellow wave height warning: Western Gulf of Finland, Mon 14.31 - 20.00
Wave height warning
Wave height warning: Rough waves occur at first. Significant wave height exceeds 2.5 meters.
5 days at a glance — tap a day to open it
Sunrise 07:52
Sunset 18:20
Sunset 18:20
Waxing Crescent5% illuminated
Moonrise 10:54 · Moonset 17:48
Moonrise 10:54 · Moonset 17:48
Chart
Table
Mon, Oct 12, 2026
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Patchy rain possible | 7 °C | 33% (0.03 mm/hr) | 100% | 91% | 758 mm Hg | ENE 63° 4.31 (9.72) m/s | 0 |
| 01:00 | Patchy rain possible | 7 °C | 33% (0.01 mm/hr) | 100% | 92% | 758 mm Hg | ENE 59° 4.89 (10.61) m/s | 0 |
| 02:00 | Patchy rain possible | 7 °C | 29% (0.01 mm/hr) | 85% | 93% | 758 mm Hg | ENE 60° 4.89 (10.72) m/s | 0 |
| 03:00 | Patchy rain possible | 7 °C | 35% (0.03 mm/hr) | 100% | 94% | 758 mm Hg | ENE 60° 5.19 (10.92) m/s | 0 |
| 04:00 |  Overcast | 7 °C | 32% | 100% | 93% | 758 mm Hg | ENE 58° 5.39 (10.92) m/s | 0 |
| 05:00 | Overcast | 7 °C | 31% | 95% | 94% | 758 mm Hg | ENE 57° 5.5 (10.92) m/s | 0 |
| 06:00 | Overcast | 7 °C | 33% | 100% | 94% | 758 mm Hg | ENE 57° 4.89 (10.31) m/s | 0 |
| 07:00 | Patchy rain possible | 7 °C | 33% (0.01 mm/hr) | 100% | 93% | 758 mm Hg | NE 50° 5.11 (10.5) m/s | 0 |
| 08:00 |  Light drizzle | 7 °C | 53% (0.2 mm/hr) | 100% | 93% | 758 mm Hg | NE 51° 5.69 (11.19) m/s | 0 |
| 09:00 |  Patchy rain possible | 7 °C | 37% (0.05 mm/hr) | 100% | 92% | 758 mm Hg | NE 53° 5.61 (11.25) m/s | 0 |
| 10:00 | Patchy rain possible | 7 °C | 31% (0.01 mm/hr) | 100% | 90% | 758 mm Hg | NE 53° 5.69 (11.22) m/s | 0.1 |
| 11:00 |  Overcast | 7 °C | 29% | 100% | 88% | 759 mm Hg | NE 52° 5.69 (11) m/s | 0.2 |
| 12:00 | Patchy rain possible | 8 °C | 31% (0.02 mm/hr) | 100% | 88% | 759 mm Hg | NE 50° 5.5 (10.81) m/s | 0.2 |
| 13:00 | Light rain | 7 °C | 71% (0.87 mm/hr) | 100% | 89% | 760 mm Hg | NE 48° 5.19 (10.39) m/s | 0.3 |
| 14:00 | Light rain | 7 °C | 77% (1.42 mm/hr) | 100% | 92% | 760 mm Hg | NE 42° 5.11 (10.22) m/s | 0.3 |
| 15:00 | Light rain | 7 °C | 76% (1.22 mm/hr) | 100% | 92% | 761 mm Hg | NE 39° 5.19 (10.11) m/s | 0.3 |
| 16:00 | Light rain | 7 °C | 77% (1.29 mm/hr) | 100% | 92% | 761 mm Hg | NE 38° 5.19 (10.03) m/s | 0.1 |
| 17:00 | Light rain | 6 °C | 70% (0.77 mm/hr) | 100% | 92% | 761 mm Hg | NE 34° 5.61 (10.61) m/s | 0.1 |
| 18:00 | Light drizzle | 6 °C | 63% (0.4 mm/hr) | 100% | 92% | 761 mm Hg | NE 37° 5.61 (10.72) m/s | 0 |
| 19:00 |  Light drizzle | 6 °C | 52% (0.2 mm/hr) | 100% | 91% | 762 mm Hg | NE 35° 5.61 (10.81) m/s | 0 |
| 20:00 | Patchy rain possible | 6 °C | 39% (0.08 mm/hr) | 100% | 91% | 762 mm Hg | NE 35° 5.39 (10.83) m/s | 0 |
| 21:00 | Patchy rain possible | 6 °C | 39% (0.09 mm/hr) | 100% | 91% | 763 mm Hg | NE 35° 5.19 (10.31) m/s | 0 |
| 22:00 | Patchy rain possible | 6 °C | 42% (0.13 mm/hr) | 100% | 91% | 763 mm Hg | NNE 31° 5.19 (10.42) m/s | 0 |
| 23:00 | Patchy rain possible | 6 °C | 40% (0.1 mm/hr) | 100% | 90% | 764 mm Hg | NNE 29° 5.11 (10.33) m/s | 0 |
Mon, Oct 12, 2026
Frequently asked questions about the 5-day weather in Helsinki
What will the weather be like in Helsinki over the next 5 days?
Over the next 5 days in Helsinki the temperature is expected to range from about 5 to 12 °C. See the detailed hourly forecast for each of the 5 days in the charts above.
On which of the next 5 days will it rain in Helsinki?
The chance of rain in Helsinki over the next 5 days reaches 77%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.
How accurate is the 5-day weather forecast for Helsinki?
A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.
Which of the next 5 days in Helsinki will be the warmest and which the coolest?
Over the next 5 days the temperature in Helsinki ranges from about 5 to 12 °C. Compare the warmest and coolest day on the temperature chart above.
Will it be windy in Helsinki over the next 5 days?
Over the next 5 days the wind in Helsinki picks up to 6 m/s. The windiest days are easy to spot on the wind chart above.
Which day of the week in Helsinki is best for a walk or a trip?
For a walk or a trip, pick the days with the lowest chance of rain (up to 77%) and light wind — easy to compare on the 5-day charts above.
How can I best use the 5-day forecast for Helsinki?
The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.
Will I need an umbrella or sunscreen in Helsinki this week?
Rain reaches a 77% chance across the next 5 days, so pack something waterproof for the wettest of them — the daily strip above shows which. Today’s UV index peaks at 0.3; sunscreen is worth it from about 3 upwards.
Helsinki on the map
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.