Weather Forecast for Helsinki
Southern Finland, Finland
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Current Weather - Helsinki: 10°C
Current Weather - Helsinki: 10°C
Southern Finland, Finland
Light rain
Feels like 7°C
Wind
17 km/h NNE
Humidity
92%
Pressure
1018 mb
UV Index
0
Visibility
9 km
Patchy rain nearby
Wednesday, September 23, 2026
High
12°C
Low
8°C
Rain Chance
70%
Hourly Forecast
10°C
10°C
10°C
11°C
11°C
12°C
12°C
12°C
11°C
10°C
10°C
10°C
Day Statistics
Maximum Wind
19 km/h
Humidity
90%
Precipitation
2 mm
UV Index
0
Visibility
8 km
Rain Chance
70%
Snow Chance
0%
Sun & Moon
Sunrise
07:07 AM
Sunset
07:18 PM
Moonrise
06:41 PM
Moonset
02:42 AM
Moon Phase
Waxing Gibbous
Moon Illumination
95%
Air Quality
PM2.5
2.3
μg/m³
PM10
3.4
μg/m³
NO₂
6.3
μg/m³
O₃
44.5
μg/m³
SO₂
0.7
μg/m³
CO
188.3
μg/m³
Patchy rain nearby
Thursday, September 24, 2026
High
14°C
Low
9°C
Rain Chance
61%
Hourly Forecast
9°C
10°C
10°C
10°C
9°C
9°C
9°C
9°C
9°C
10°C
11°C
11°C
13°C
14°C
14°C
14°C
14°C
13°C
13°C
12°C
12°C
12°C
12°C
12°C
Day Statistics
Maximum Wind
26 km/h
Humidity
86%
Precipitation
1 mm
UV Index
2
Visibility
9 km
Rain Chance
61%
Snow Chance
0%
Sun & Moon
Sunrise
07:09 AM
Sunset
07:14 PM
Moonrise
06:41 PM
Moonset
04:08 AM
Moon Phase
Full Moon
Moon Illumination
99%
Air Quality
PM2.5
4.2
μg/m³
PM10
5.5
μg/m³
NO₂
7.4
μg/m³
O₃
48
μg/m³
SO₂
1
μg/m³
CO
180.9
μg/m³
Mist
Friday, September 25, 2026
High
12°C
Low
11°C
Rain Chance
91%
Hourly Forecast
12°C
11°C
11°C
11°C
11°C
11°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
11°C
11°C
11°C
Day Statistics
Maximum Wind
23 km/h
Humidity
94%
Precipitation
6 mm
UV Index
1
Visibility
6 km
Rain Chance
91%
Snow Chance
0%
Sun & Moon
Sunrise
07:12 AM
Sunset
07:11 PM
Moonrise
06:40 PM
Moonset
05:32 AM
Moon Phase
Full Moon
Moon Illumination
100%
Air Quality
PM2.5
2.5
μg/m³
PM10
3.9
μg/m³
NO₂
2.6
μg/m³
O₃
58.9
μg/m³
SO₂
0.3
μg/m³
CO
176
μg/m³
Mist
Saturday, September 26, 2026
High
14°C
Low
11°C
Rain Chance
42%
Hourly Forecast
11°C
11°C
11°C
11°C
11°C
11°C
11°C
11°C
11°C
12°C
12°C
13°C
13°C
14°C
14°C
14°C
14°C
13°C
13°C
12°C
11°C
11°C
11°C
11°C
Day Statistics
Maximum Wind
9 km/h
Humidity
91%
Precipitation
0 mm
UV Index
1
Visibility
7 km
Rain Chance
42%
Snow Chance
0%
Sun & Moon
Sunrise
07:14 AM
Sunset
07:08 PM
Moonrise
06:39 PM
Moonset
06:57 AM
Moon Phase
Full Moon
Moon Illumination
99%
Air Quality
PM2.5
1.1
μg/m³
PM10
1.4
μg/m³
NO₂
2.7
μg/m³
O₃
57.5
μg/m³
SO₂
0.5
μg/m³
CO
135
μg/m³
Light rain shower
Sunday, September 27, 2026
High
13°C
Low
11°C
Rain Chance
89%
Hourly Forecast
11°C
12°C
12°C
12°C
12°C
12°C
12°C
11°C
11°C
12°C
13°C
13°C
12°C
13°C
13°C
12°C
13°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
Day Statistics
Maximum Wind
19 km/h
Humidity
92%
Precipitation
5 mm
UV Index
3
Visibility
9 km
Rain Chance
89%
Snow Chance
0%
Sun & Moon
Sunrise
07:16 AM
Sunset
07:05 PM
Moonrise
06:38 PM
Moonset
08:23 AM
Moon Phase
Waning Gibbous
Moon Illumination
96%
Air Quality
PM2.5
2.2
μg/m³
PM10
2.9
μg/m³
NO₂
4.4
μg/m³
O₃
53.5
μg/m³
SO₂
0.6
μg/m³
CO
168.4
μg/m³
Fog
Monday, September 28, 2026
High
14°C
Low
12°C
Rain Chance
86%
Hourly Forecast
12°C
13°C
13°C
13°C
13°C
13°C
12°C
13°C
13°C
13°C
13°C
13°C
13°C
14°C
14°C
14°C
14°C
14°C
13°C
13°C
13°C
13°C
13°C
12°C
Day Statistics
Maximum Wind
12 km/h
Humidity
95%
Precipitation
4 mm
UV Index
3
Visibility
5 km
Rain Chance
86%
Snow Chance
0%
Sun & Moon
Sunrise
07:19 AM
Sunset
07:02 PM
Moonrise
06:39 PM
Moonset
09:53 AM
Moon Phase
Waning Gibbous
Moon Illumination
91%
Mist
Tuesday, September 29, 2026
High
16°C
Low
12°C
Rain Chance
17%
Hourly Forecast
12°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
13°C
14°C
14°C
15°C
15°C
16°C
15°C
15°C
15°C
15°C
14°C
14°C
14°C
14°C
Day Statistics
Maximum Wind
14 km/h
Humidity
88%
Precipitation
0 mm
UV Index
5
Visibility
7 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
07:21 AM
Sunset
06:59 PM
Moonrise
06:40 PM
Moonset
11:28 AM
Moon Phase
Waning Gibbous
Moon Illumination
84%
Solar Radiation Data
Shortwave Radiation
35.52
Diffuse Radiation
23.26
DNI
0
GTI
0
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