Porto Weather in July
Thinking of visiting Porto in July? Expect high temperatures reaching 25°C (77°F) during the day, dropping to 18°C (64°F) at night, with the driest conditions of the year.
Rainfall in Porto in July
Expect the least amount of rain this month, providing an excellent opportunity for outdoor activities. Enjoy the clearest skies and driest conditions of the year. You can expect rain on roughly 6 days based on historical data, averaging 22 mm (0.9 in) for the month. When rain does fall, showers tend to be light and brief. Most days will be dry.
Temperature in Porto in July
Porto in July is worth a visit. The temperature is perfect, with 25°C (77°F) during the day and 18°C (64°F) at night. July marks the summer season. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 18°C (64°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Porto in July
With approximately 307 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.
Wind Speed in Porto in July
July sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.
Average water temperature in July
With water at 17°C (63°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August and September typically offer the best circumstances for Porto.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Porto's climate page.
Porto Temperature in July
Min Temperature
18°C (64°F)
Max Temperature
25°C (77°F)
Water Temperature
17°C (63°F)
Chance of Rain
20%
Precipitation
22 mm (0.9 in)
Rainy days
6 days
Humidity
73%
Windspeed
4 m/s (8 knots)
Sunshine
307 hours
Percentage Sunshine
72%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Porto typically stay consistent throughout July, with daily highs averaging around 25°C (77°F). Nights are pleasant, with lows around 15°C (59°F).
Average temperatures in July
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather for Porto in July
Browse day-by-day weather records for Porto spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Porto historical weather extremes in July
Our historical data for Porto spans 1976 to 2025, revealing these weather extremes.
- The hottest July day on record in Porto reached 38°C (100°F) (July 23, 1993).
- The lowest daytime temperature in July was 16°C (61°F), recorded on July 7, 1977.
- The lowest overnight temperature recorded in July was 9°C (48°F) (July 2, 1994).
Best Places in Portugal in July
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in July →
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What to Wear in Porto in July
Comfortable temperatures call for an easy wardrobe in July. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Light rain is possible, so consider bringing a small umbrella or rain jacket. The water temperature sits at about 17°C (63°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Porto in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Porto's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Porto climate overview or explore weather in Portugal.
