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Weather Comparison

Porto vs Lisbon

Side-by-side weather comparison for July

Porto: 25°CLisbon: 26°C275 km apart

July Weather: Porto vs Lisbon

MetricPortoLisbonBetter
Average HighHigher is warmer25°C (77°F)26°C (79°F)Lisbon
Average LowHigher is milder17°C (63°F)18°C (64°F)Lisbon
Rain DaysFewer is drier4 days1 daysLisbon
PrecipitationLess is drier22 mm2 mmLisbon
Sunshine HoursMore is sunnier13h/day13h/dayTie
HumidityLower is more comfortable65%65%Tie
UV IndexLower is safer99Tie
Wind SpeedCalmer is better18 km/h25 km/hPorto

Which City is Better in July?

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Lisbon edges ahead as the better destination in July. Lisbon offers 13 hours of daily sunshine with only 1 rain days, while Porto sees 13 sunshine hours and 4 rain days.

Porto sits in the comfortable travel range at 25°C. Lisbon is also comfortable at 26°C.

For travelers who prioritize dry weather, Lisbon is the stronger choice in July.

Temperature Comparison in July

Porto reaches an average high of 25°C (77°F) and drops to 17°C (63°F) at night during July. The daily temperature range is 8°C, meaning moderate variation throughout the day.

Lisbon averages 26°C (79°F) for the high and 18°C (64°F) for the low, with a daily range of 8°C. The two cities feel quite similar in terms of temperature.

Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in July.

Rainfall Comparison in July

Porto receives approximately 22 mm of rainfall across 4 rain days during July. Rain is occasional, so a light rain jacket should suffice.

Lisbon sees 2 mm over 1 rain days. That makes Lisbon the drier option by 3 rain days and 20 mm of total precipitation.

Both cities share similar humidity levels at 65%.

What to Pack: Porto vs Lisbon

Packing for Porto in July

Highs of 25°C, lows of 17°C, 4 rain days

  • light layers
  • a light jacket for evenings
  • sunscreen

Packing for Lisbon in July

Highs of 26°C, lows of 18°C, 1 rain days

  • light layers
  • a light jacket for evenings
  • sunscreen

Pack for both: light layers, a light jacket for evenings, sunscreen. These items are useful in either destination during July.

Year-Round Comparison: Porto vs Lisbon

The table below shows average high temperatures and rain days for every month of the year, helping you find the best time to visit either city.July is highlighted for quick reference.

MonthPortoLisbon
HighRainHighRain
Jan13°C12d14°C9d
Feb14°C10d14°C8d
Mar16°C10d17°C8d
Apr17°C12d18°C8d
May20°C11d21°C6d
Jun23°C6d24°C2d
Jul25°C4d26°C1d
Aug26°C4d27°C1d
Sep24°C6d25°C4d
Oct20°C13d21°C9d
Nov16°C13d17°C10d
Dec14°C13d14°C9d
25°

Porto Weather in July

Full forecast, packing tips, and activities

26°

Lisbon Weather in July

Full forecast, packing tips, and activities

Frequently Asked Questions

Is Porto warmer than Lisbon in July?
No. In July, Lisbon is warmer with an average high of 26°C (79°F) compared to Porto at 25°C (77°F), a difference of 1°C.
Which city gets more rain in July, Porto or Lisbon?
Porto gets more rain in July with 4 rain days and 22 mm of precipitation. Lisbon is the drier option with 1 rain days.
Is it better to visit Porto or Lisbon in July?
It depends on your preferences. Porto averages 25°C and 13 hours of daily sunshine with 4 rain days. Lisbon averages 26°C with 13 sunshine hours and 1 rain days. If you prefer cooler conditions, choose Lisbon. For fewer rain days, Lisbon is the better pick.
How far apart are Porto and Lisbon?
Porto and Lisbon are approximately 275 km (171 miles) apart. Porto is located in Portugal (Europe) while Lisbon is in Portugal (Europe).
What is the best month to visit Porto and Lisbon?
For Porto, July tends to be the best month with 13 hours of daily sunshine and a high of 25°C. For Lisbon, July is typically ideal with 13 sunshine hours and 26°C highs.

Compare Porto and Lisbon in Other Months

Climate data sourced from the Open-Meteo Historical Weather API, using ERA5 reanalysis data covering 30-year normals from 1991 to 2020. All temperatures shown in Celsius with Fahrenheit equivalents. Rain days count days with 1 mm or more of precipitation. Sunshine hours represent average daily values. This comparison is generated from long-term climate averages and individual trips may vary.

Porto coordinates: 41.16°N, -8.63°E | Lisbon coordinates: 38.72°N, -9.14°E