Last updated: June 24, 2025
In July, the average temperature in Lisbon, United States is a pleasant 21°C (70°F). During this time, you can expect temperatures to range from a cool 9°C (49°F) to a warm 34°C (94°F). Rain is likely, with an average precipitation of 117 mm (4.6 in) spread over 11 days. Additionally, the average humidity levels hover around 67%, adding to the overall climate experience.
In July in Lisbon, the average temperature is 21°C (70°F), with maximums reaching 34°C (94°F) and minimums dipping as low as 9°C (49°F). This pleasant climate makes it an ideal time for travelers to explore the area and enjoy outdoor activities.
In Lisbon in July, the total precipitation amount reaches 117 mm (4.6 in) over the course of 11 days.
In Lisbon in July humidity is 67%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making travel a bit stifling but still enjoyable if you're prepared with light clothing and plenty of water.
In Lisbon in July, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Lisbon.
UV Risk Categories
Weather in Lisbon varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Lisbon, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -4°C (25°F) | 83 mm (3.3 inches) | 86% | low |
February Weather | -3°C (27°F) | 87 mm (3.4 inches) | 84% | moderate |
March Weather | 0°C (33°F) | 73 mm (2.9 inches) | 82% | moderate |
April Weather | 7°C (44°F) | 118 mm (4.7 inches) | 80% | high |
May Weather | 12°C (55°F) | 78 mm (3.1 inches) | 72% | very high |
June Weather | 18°C (65°F) | 66 mm (2.6 inches) | 72% | very high |
July Weather | 21°C (70°F) | 117 mm (4.6 inches) | 67% | very high |
August Weather | 21°C (70°F) | 77 mm (3.0 inches) | 66% | very high |
September Weather | 17°C (63°F) | 70 mm (2.8 inches) | 71% | high |
October Weather | 11°C (53°F) | 131 mm (5.1 inches) | 78% | moderate |
November Weather | 4°C (39°F) | 114 mm (4.5 inches) | 84% | moderate |
December Weather | -2°C (29°F) | 120 mm (4.7 inches) | 81% | low |