Porto, Portugal Weather

  1. Porto, Portugal Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Porto over the next 12 hours
  7. Temperature and possibility of rain in Porto in the coming days
  8. Rainfall in Porto in the coming days
  9. Porto Weather Summary
  10. Weather averages by month
  11. Porto's weather
  12. Frequently asked questions
  13. Comments
Porto, Weather
(Photo by Nick Karvounis on Unsplash)

Current conditions

Updated:
18°C
64.4°F
°C °F

Condition: Clear Sky

Pressure: 1,007 hPa

Feel like: 17 °C

Temperature: 18°C

Cloud: 12%

Humidity: 67%

Wind: N - 8 km/h

Visibility: 38.8 km

Weather forecast

Fri
18 Sep
17°C / 29°C
Mainly Clear
Sat
19 Sep
17°C / 32°C
Mainly Clear
Sun
20 Sep
19°C / 32°C
Clear Sky
Mon
21 Sep
16°C / 30°C
Clear Sky
Tue
22 Sep
16°C / 26°C
Clear Sky
Hourly forecast today:
23:00 PM
12° / 18°
12° / 18°
Clear Sky
67% 21 km/h
00:00 AM
11° / 17°
11° / 17°
Clear Sky
69% 21 km/h
01:00 AM
11° / 17°
11° / 17°
Mainly Clear
71% 20 km/h
02:00 AM
11° / 17°
11° / 17°
Overcast
72% 18 km/h
03:00 AM
12° / 16°
12° / 16°
Partly Cloudy
75% 15 km/h
04:00 AM
12° / 16°
12° / 16°
Overcast
76% 13 km/h
05:00 AM
12° / 16°
12° / 16°
Partly Cloudy
78% 12 km/h
06:00 AM
11° / 15°
11° / 15°
Clear Sky
79% 11 km/h
07:00 AM
11° / 15°
11° / 15°
Clear Sky
80% 9 km/h
08:00 AM
12° / 17°
12° / 17°
Clear Sky
72% 10 km/h
09:00 AM
10° / 20°
10° / 20°
Mainly Clear
55% 15 km/h

30 Day Averages and Extremes

  • Average high 24.5°C
  • Average low 15.37°C
  • Hottest day 33°C (12 September 2026)
  • Coldest day 0°C (01 October 2026)
  • Average humidity 65.57%
  • Days with precipitation 9 days
  • Highest precipitation 18 mm (01 October 2026)

Yesterday's Data

  • Max: 24°C
  • Min: 16°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Porto over the next 12 hours

Temperature and possibility of rain in Porto in the coming days

Rainfall in Porto in the coming days

Porto Climate Summary

Porto features a Mediterranean, warm summer (Köppen classification: Csb), with an average annual temperature of 16.65ºC (61.97ºF), which is about -0.16% lower than the national average for Portugal. Annually, the city experiences approximately 140.76 millimeters (5.54 inches) of rainfall, spread across 123.07 rainy days, accounting for 33.72% of the year.

Longitude 41.1579438
Latitude -8.6291053
Yearly high temperature 19.35ºC (66.83ºF)
Yearly low temperature 12.38ºC (54.28ºF)
Hottest month July 25.22ºC (77.4ºF)
Coldest month February 8.02ºC (46.44ºF)
Yearly precip 140.76mm (5.54in)
Days with rainfall 123.07 days (33.72%)
Driest month July (71.33%)
Wettest month January (80.3%)

Weather averages by month

Month High / Low (°C) Rain
January 13.5° / 8.25° 14.27 days
February 13.87° / 8.02° 12.09 days
March 15.91° / 9.11° 13.36 days
April 17.92° / 10.58° 12.18 days
May 20.69° / 12.9° 9.36 days
June 22.69° / 14.72° 7.27 days
July 25.22° / 16.65° 3.36 days
August 25.72° / 16.87° 4.55 days
September 24.76° / 16.38° 6.18 days
October 21.35° / 14.66° 12.09 days
November 16.17° / 11.05° 15.36 days
December 14.36° / 9.39° 13.0 days

Porto's weather

Frequently asked questions

1. What is the hottest month in Porto?

July has the highest average monthly temperature (daily mean of 25.22ºC) and February are the coolest (daily mean of 8.02ºC).

2. What should I wear in Porto today?

For today's very hot weather in Porto, with the high temperatures above 26ºC (78.8ºF), consider wearing:
- UV-protective sunglasses
- Wide-brimmed sun hat
- Lightweight t-shirt or tank top
- Loose and airy fabrics like linen or cotton

Temperature

Early
10°C / 18°C
Morning
9°C / 19°C
Afternoon
13°C / 23°C
Evening
12°C / 18°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 437
  • CO 164
  • NH3 0
  • NO2 8
  • O3 65
  • PM10 8
  • PM25 5
  • SO2 1
  • CH4 1,400

Sunrise / Sunset

06:17
18:38