FI
Porvoo climate and weather
Current conditions
11.5° / 10.6°
Slight rain
- Feels like
- 8.0° / 6.2°
- Humidity
- —
- Wind
- 29.2 km/h (gusts 52.9)
- UV index
- 1.1
- Sunrise / sunset
- 07:25 / 16:36
- Daylight
- 9.2 hrs
7-day forecast
| Date | Weather | High | Low | Feels like | Precip | Rain | Wind | UV |
|---|---|---|---|---|---|---|---|---|
| Mon 26 Oct | Slight rain | 11.5° | 10.6° | 8.0° / 6.2° | 5.4 mm | 100% | 29.2 km/h | 1.1 |
| Tue 27 Oct | Light drizzle | 11.4° | 10.6° | 7.5° / 5.9° | 0.1 mm | 18% | 31.3 km/h | 1.0 |
| Wed 28 Oct | Light drizzle | 11.0° | 9.2° | 7.5° / 6.0° | 0.1 mm | 25% | 25.6 km/h | 0.7 |
| Thu 29 Oct | Moderate drizzle | 9.9° | 4.0° | 7.5° / 2.4° | 2.9 mm | 35% | 15.1 km/h | 1.2 |
| Fri 30 Oct | Light drizzle | 8.9° | 4.0° | 6.8° / 2.2° | 1.2 mm | 26% | 7.9 km/h | 1.2 |
| Sat 31 Oct | Fog | 6.6° | -0.5° | 4.1° / -3.1° | 0.0 mm | 8% | 9.3 km/h | 0.5 |
Air quality
24
Good
US Air Quality Index
European AQI: 21
- PM2.5
- 5.4 µg/m³
- PM10
- 6.6 µg/m³
- Ozone (O₃)
- 51.0 µg/m³
- NOâ‚‚
- 2.1 µg/m³
- SOâ‚‚
- 0.8 µg/m³
- CO
- 159.0 µg/m³
- UV index
- 0.1
- Dust
- 0.0 µg/m³
Pollen
- Grass
- 0.0
- Birch
- 0.0
- Ragweed
- 0.0
Climate through the year
Now: October
Average high and low, °C Rainfall, mm
Temperature by month
Precipitation and rain days
Sunshine, UV and humidity
Best months to visit
| Month | Rating | Avg high | Avg low | Rain days | Sun (hrs) | Humidity |
|---|---|---|---|---|---|---|
| June | Excellent · 76 | 21.5°C | 11.7°C | 10.4 | 444.0 | 66.9% |
| July | Excellent · 76 | 23.2°C | 14.3°C | 13.7 | 424.7 | 73.1% |
| August | Good · 70 | 21.0°C | 13.0°C | 13.9 | 337.9 | 79.0% |
| May | Fair · 43 | 15.7°C | 5.5°C | 8.7 | 381.3 | 63.8% |
| April | Fair · 36 | 9.0°C | -0.4°C | 8.6 | 285.0 | 71.2% |
| September | Fair · 36 | 16.2°C | 9.1°C | 9.6 | 246.0 | 82.0% |
| March | Poor · 23 | 3.5°C | -4.6°C | 9.1 | 198.4 | 81.8% |
| January | Poor · 15 | -1.6°C | -7.1°C | 14.9 | 40.3 | 89.9% |
| February | Poor · 15 | -1.4°C | -7.3°C | 10.2 | 81.2 | 87.3% |
| October | Poor · 15 | 9.5°C | 4.2°C | 12.0 | 142.6 | 86.2% |
| November | Poor · 15 | 3.7°C | -0.3°C | 13.4 | 48.0 | 90.5% |
| December | Poor · 15 | -0.5°C | -5.6°C | 13.9 | 34.1 | 89.7% |
Monthly climate data
| Month | High | Low | Mean | Feels high | Feels low | Precip | Rain days | Snow | Sun | Daylight | UV | Humidity | Wind | Clouds |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | -1.6° | -7.1° | -4.1° | -6.0° | -11.8° | 81.2 mm | 14.9 | 48.2 cm | 40.3 hrs | 6.7 hrs | — | 89.9% | 17.1 km/h | 86.6% |
| Feb | -1.4° | -7.3° | -4.1° | -5.6° | -11.9° | 63.0 mm | 10.2 | 33.7 cm | 81.2 hrs | 9.1 hrs | — | 87.3% | 15.6 km/h | 83.2% |
| Mar | 3.5° | -4.6° | -0.6° | -0.7° | -8.9° | 41.4 mm | 9.1 | 17.9 cm | 198.4 hrs | 11.8 hrs | — | 81.8% | 16.1 km/h | 67.1% |
| Apr | 9.0° | -0.4° | 4.1° | 5.0° | -4.4° | 48.7 mm | 8.6 | 12.2 cm | 285.0 hrs | 14.7 hrs | — | 71.2% | 16.6 km/h | 59.8% |
| May | 15.7° | 5.5° | 10.7° | 12.8° | 2.5° | 56.3 mm | 8.7 | 0.7 cm | 381.3 hrs | 17.3 hrs | — | 63.8% | 16.5 km/h | 58.6% |
| Jun | 21.5° | 11.7° | 16.9° | 20.2° | 10.2° | 59.3 mm | 10.4 | 0.0 cm | 444.0 hrs | 18.9 hrs | — | 66.9% | 16.1 km/h | 50.0% |
| Jul | 23.2° | 14.3° | 18.8° | 22.8° | 13.9° | 88.6 mm | 13.7 | 0.0 cm | 424.7 hrs | 18.1 hrs | — | 73.1% | 15.8 km/h | 54.6% |
| Aug | 21.0° | 13.0° | 16.9° | 20.1° | 12.2° | 87.5 mm | 13.9 | 0.0 cm | 337.9 hrs | 15.6 hrs | — | 79.0% | 16.0 km/h | 62.3% |
| Sep | 16.2° | 9.1° | 12.5° | 14.4° | 7.2° | 68.7 mm | 9.6 | 0.0 cm | 246.0 hrs | 12.9 hrs | — | 82.0% | 15.5 km/h | 66.1% |
| Oct | 9.5° | 4.2° | 6.8° | 6.4° | 0.9° | 71.5 mm | 12.0 | 0.4 cm | 142.6 hrs | 10.1 hrs | — | 86.2% | 17.7 km/h | 74.0% |
| Nov | 3.7° | -0.3° | 1.9° | 0.3° | -4.1° | 70.7 mm | 13.4 | 18.1 cm | 48.0 hrs | 7.5 hrs | — | 90.5% | 16.6 km/h | 86.6% |
| Dec | -0.5° | -5.6° | -2.9° | -4.6° | -10.1° | 66.4 mm | 13.9 | 30.5 cm | 34.1 hrs | 5.9 hrs | — | 89.7% | 16.3 km/h | 86.2% |