Helsinki Weather Conditions
Current Temperature Level
15 °C
18 AQI
Air quality index is: Good
Last Updated: 2025-09-04 21:30 (Local Time)
MapHelsinki
Helsinki Weather Parameters
8 km/h
4 m/s
121° ESE
0 %
10 km
0 mm
1018 mb
UV Index0
Suggestions for
TodayHelsinki4 Sep.
Hydration• Stay Hydrated
Clothing• Layering Must
Driving• Enjoy Driving
Sunscreen• ApplyTrending in Finland
Abu Dhabi in the Top 10 Most Polluted Cities in the World: Middle East Air Quality Crisis 2025
Helsinki 10-Days Weather Forecast
Today
16°C
83 %Friday
17°C87 %Saturday
17°C89 %Sunday
17°C92 %Monday
16°C97 %Tuesday
15°C87 %Wednesday
15°C95 %Thursday
15°C89 %Friday
15°C82 %Saturday
14°C83 %Sunny
Clear Sky with temperature at 16 °C and humidity will be at 83% with 9 km/h winds.19°C / 14°C
Humi.83 %
Prec.0 mm
Sunrise
06:22 AM13hrs 53min
Sunset
08:15 PMTime
Condition
Temp
Humidity
UV
Wind Speed & Dir.
12 AM
Mist
15 °C
95 %
0
9 kmph / W
Mist
Feels 14.2 °C
Cover 22 %
Visibility 2 km
1 AM
Mist
14 °C
95 %
0
9 kmph / W
MistFeels 13.8 °C
Cover 22 %
Visibility 2 km
2 AM
Mist
14 °C
95 %
0
7.6 kmph / WNW
MistFeels 13.7 °C
Cover 17 %
Visibility 2 km
3 AM
Mist
14 °C
94 %
0
5.4 kmph / W
MistFeels 13.9 °C
Cover 9 %
Visibility 2 km
4 AM
Clear
14 °C
93 %
0
4.3 kmph / W
Clear Feels 14.1 °C
Cover 11 %
Visibility 10 km
5 AM
Mist
14 °C
94 %
0
2.9 kmph / WSW
MistFeels 13.5 °C
Cover 8 %
Visibility 2 km
6 AM
Clear
14 °C
93 %
0
2.5 kmph / SW
Clear Feels 13.6 °C
Cover 6 %
Visibility 10 km
7 AM
Sunny
15 °C
89 %
0
2.5 kmph / SW
SunnyFeels 14.8 °C
Cover 6 %
Visibility 10 km
8 AM
Sunny
16 °C
83 %
0.3
3.2 kmph / S
SunnyFeels 16.1 °C
Cover 7 %
Visibility 10 km
9 AM
Sunny
17 °C
77 %
0.8
4.7 kmph / S
SunnyFeels 17.3 °C
Cover 5 %
Visibility 10 km
10 AM
Sunny
18 °C
71 %
1.6
6.1 kmph / S
SunnyFeels 18.4 °C
Cover 4 %
Visibility 10 km
11 AM
Sunny
19 °C
72 %
2.5
7.6 kmph / S
SunnyFeels 18.5 °C
Cover 5 %
Visibility 10 km
12 PM
Sunny
19 °C
71 %
3.3
9 kmph / SSE
SunnyFeels 18.7 °C
Cover 5 %
Visibility 10 km
1 PM
Sunny
19 °C
70 %
3.7
9 kmph / SSE
SunnyFeels 18.8 °C
Cover 5 %
Visibility 10 km
2 PM
Sunny
19 °C
69 %
3.6
7.6 kmph / SSE
SunnyFeels 18.8 °C
Cover 5 %
Visibility 10 km
3 PM
Sunny
19 °C
68 %
3.1
6.1 kmph / SSE
SunnyFeels 18.9 °C
Cover 4 %
Visibility 10 km
4 PM
Sunny
19 °C
68 %
2.2
5.8 kmph / SE
SunnyFeels 18.9 °C
Cover 6 %
Visibility 10 km
5 PM
Sunny
18 °C
70 %
1.3
6.5 kmph / SE
SunnyFeels 18.4 °C
Cover 7 %
Visibility 10 km
6 PM
Sunny
17 °C
78 %
0.6
7.9 kmph / SE
SunnyFeels 17.3 °C
Cover 8 %
Visibility 10 km
7 PM
Sunny
16 °C
85 %
0.2
8.6 kmph / SE
SunnyFeels 15.6 °C
Cover 8 %
Visibility 10 km
8 PM
Sunny
15 °C
89 %
0
8.6 kmph / ESE
SunnyFeels 15 °C
Cover 8 %
Visibility 10 km
9 PM
Clear
15 °C
88 %
0
7.6 kmph / ESE
Clear Feels 14.8 °C
Cover 0 %
Visibility 10 km
10 PM
Clear
15 °C
93 %
0
5.4 kmph / ESE
Clear Feels 15.2 °C
Cover 6 %
Visibility 10 km
11 PM
Clear
15 °C
94 %
0
5.4 kmph / ESE
Clear Feels 15.1 °C
Cover 5 %
Visibility 10 km
Today
16°C83 %Friday
17°C87 %Saturday
17°C89 %Sunday
17°C92 %Monday
16°C97 %Tuesday
15°C87 %Wednesday
15°C95 %Thursday
15°C89 %Friday
15°C82 %Saturday
14°C83 %Temp15 °C
ConditionClear
Humidity93 %
Feels15.2 °C
Cover6 %
Visibility10 km
Wind Speed & Dir.5.4 kmph / ESE
UV0
Helsinki 30-Days (September 2025) Weather Forecast
Sun.
Mon.
Tue.
Wed.
Thu.
Fri.
Sat.
1Mon.
18°14 °C
2Tue.
18°13 °C
3Wed.
18°14 °C
4Today
19°14 °C
5Fri.
20°15 °C
6Sat.
19°15 °C
7Sun.
19°15 °C
8Mon.
20°15 °C
9Tue.
20°15 °C
10Wed.
19°15 °C
11Thu.
19°14 °C
12Fri.
19°14 °C
13Sat.
20°14 °C
14Sun.
16°14 °C
15Mon.
15°13 °C
16Tue.
15°13 °C
17Wed.
13°12 °C
18Thu.
14°10 °C
19Fri.
15°10 °C
20Sat.
14°10 °C
21Sun.
15°11 °C
22Mon.
14°9 °C
23Tue.
13°9 °C
24Wed.
13°9 °C
25Thu.
13°9 °C
26Fri.
14°9 °C
27Sat.
14°10 °C
28Sun.
13°9 °C
29Mon.
12°8 °C
30Tue.
12°9 °C
SeptemberWeather Overview
No. of days:
Sunny
5
Cloudy
3
Rainy
21
Snowy
0
The monthly weather averages in Helsinki consist of 5 sunny days, 3 cloudy days, 21 rainy days, and 0 snowy days.
Finland's Hottest Cities - September 2025
1.
Hameenlinna, Finland
Clear
88%
0
7.9 kmph / S
2.
Tampere, Finland
Partly Cloudy
88%
0
7.9 kmph / S
3.
Lappeenranta, Finland
Patchy rain nearby
100%
0
5.4 kmph / SSE
4.
Kokkola, Finland
Clear
82%
0
16.6 kmph / SSE
5.
Pargas, Finland
Clear
87%
0
25.2 kmph / SSE
6.
Jakobstad, Finland
Clear
82%
0
19.4 kmph / S
7.
Imatra, Finland
Cloudy
100%
0
5 kmph / E
8.
Seinajoki, Finland
Clear
88%
0
13 kmph / S
9.
Varkaus, Finland
Overcast
94%
0
8.6 kmph / SSE
10.
Pori, Finland
Clear
88%
0
15.5 kmph / SSE
Last Updated: 04 Sept 2025, 06:56 PM
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