Porto
Tomorrow
Tomorrow weather in Porto
Saturday, 12th September 2026
34°
Sunny
Low 21°
The weather tomorrow in Porto will be much hotter than today, with temperatures rising to 34°.
34° / 21°
Temp
1%
Rain
13 km/h
Wind
42%
Humidity
Porto Tomorrow's Weather Forecast
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Porto Weather Pages
Porto hourly forecast for tomorrow
Scroll right to see more weather forecasts for Porto tomorrow
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 07:12 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 19:49 | 20:00 | 21:00 | 22:00 | 23:00 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | | | | |  | | | | | | | | | | | | |  | | | | | Next |
| temperatures | 23.2° | 22.8° | 22.3° | 22° | 21.6° | 21.3° | 21° | 20.7° | Sunrise | 21.2° | 22.9° | 25.8° | 28.6° | 31.1° | 33.2° | 34° | 33.5° | 32.5° | 31.3° | 30.2° | 28.6° | Sunset | 26.8° | 26.4° | 26.2° | 25.8° | |
| Feels like | 23.9° | 23.5° | 23.1° | 22.7° | 21.9° | 21° | 20.2° | 19.5° | 19.9° | 21.4° | 24° | 26.4° | 29.3° | 32.2° | 32.7° | 31.2° | 29.8° | 28.8° | 28.1° | 27.9° | 26.9° | 26.9° | 26.5° | 26.1° | |||
| wind speed | 4 km/h | 4 km/h | 4 km/h | 4 km/h | 6 km/h | 7 km/h | 7 km/h | 7 km/h | 7 km/h | 7 km/h | 8 km/h | 9 km/h | 7 km/h | 2 km/h | 4 km/h | 10 km/h | 13 km/h | 14 km/h | 12 km/h | 6 km/h | 3 km/h | 0 km/h | 3 km/h | 4 km/h | |||
| wind degree | 84° | 82° | 81° | 76° | 76° | 72° | 72° | 77° | 79° | 83° | 85° | 91° | 95° | 83° | 294° | 293° | 298° | 302° | 308° | 314° | 273° | 70° | 73° | 68° | |||
| wind direction | E | E | E | ENE | ENE | ENE | ENE | ENE | E | E | E | E | E | E | WNW | WNW | WNW | WNW | NW | NW | W | ENE | ENE | ENE | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 3% | 4% | 4% | 4% | 4% | 4% | 3% | 2% | 2% | 1% | 1% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 1% | 1% | 1% | 1% | 1% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 59% | 61% | 62% | 64% | 63% | 60% | 55% | 52% | 49% | 42% | 34% | 28% | 24% | 21% | 20% | 22% | 24% | 27% | 30% | 34% | 43% | 45% | 44% | 44% | |||
| dew point | 14.8° | 14.9° | 14.8° | 14.8° | 14.3° | 13.2° | 11.6° | 10.5° | 10.2° | 9.3° | 8.8° | 8.6° | 7.9° | 7.7° | 8° | 8.6° | 9.4° | 10.1° | 10.6° | 11.5° | 13.3° | 13.4° | 13° | 12.5° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 3% | 1% | 4% | 5% | 5% | 5% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0.8 | 2 | 3.8 | 5.5 | 6.6 | 6.7 | 5.8 | 4.1 | 2.3 | 0.9 | 0.2 | 0 | 0 | 0 | 0 |
Weather in Porto tomorrow
The weather in Porto tomorrow is expected to be significantly warmer than usual, with a forecast temperature of 34 °C, compared to an average of 22.4 °C for 12th of September in recent years.
temperatures
34 °C
rain
0 mm
wind
13 km/h
UV
High
🌫️ Air quality, UV & pollen - Porto Live AQI, UV index and pollen levels. Air Quality →
Porto Tomorrow Weather Indexes for Outdoor Activities & Health
Weather indexes for tomorrow: outdoor activities, pollen allergies, air quality (AQI), UV index and health in Porto - Saturday, 12th September 2026
UV Sun Exposure Risk
High
7 / 11+
Air Quality Index (AQI)
Excellent
10 / 10
Pollen Allergy Risk
Very High
10 / 10
Asthma Risk Index
Low
4 / 10
Arthritis Pain Index
Very Low
0 / 10
Outdoor Activity Index
Good
7 / 10
Running & Jogging Index
Good
6 / 10
Cycling Weather Index
Good
6 / 10
Beach & Swimming Conditions
Excellent
10 / 10
Pet Walking Index
Good
6 / 10
Fishing Conditions Index
Excellent
10 / 10
Gardening Weather Index
Good
7 / 10
Photography Light Index
Excellent
9 / 10
Driving & Road Safety
Excellent
9 / 10
Construction Work Index
Good
7 / 10
Porto daylight overview ☀️
Tomorrow in Porto, The sun rises at 07:12 and sets at 19:49, giving a total daylight duration of 12 hours and 37 minutes.
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What to wear tomorrow in Porto? clothing recommendations
Stay comfortably stylish - your tailored guide for tomorrow's Porto forecast.
Short-sleeve shirt
Shorts
Lightweight pants
Breathable footwear
Sunglasses
Wide brimmed hat
Sunscreen
Flip flop
The weather tomorrow in Porto - FAQ
What is the maximum temperature for tomorrow in Porto?
The maximum temperature for tomorrow in Porto is expected to be 34° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in Porto? 🌧️
Yes, there is a 1% chance of rain in Porto tomorrow. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed tomorrow in Porto? 🌀
The wind in Porto is expected to blow at 13 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Porto tomorrow?
Given the forecast of 34 °C with a 1% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Porto tomorrow.
What is the sunrise and sunset time for Porto tomorrow?
The sun is expected to rise at 07:12 and set at 19:49 in Porto.
How accurate is the weather forecast Porto tomorrow? ✅
Porto weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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Where is Porto?Get accurate weather forecasts for Porto, located at latitude 41.15 and longitude -8.611. Stay updated with localized weather information tailored for Porto.
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