Porto Weather Year-Round — Best Time to Visit
Porto, Portugal has mild weather year-round. The best time to visit is August (score: 90/100). Annual average high: 19.1°C, total rainfall: 1265mm.
When is the best time to visit Porto?
90
August is the best month to visit Porto with a travel score of 90/100 (Excellent).
Expect highs of 25.6°C, 4 rain days, and 12.4 hours of daily sunshine.
View August weather details →Travel Score by Month
56
Jan
64
Feb
68
Mar
70
Apr
75
May
85
Jun
89
Jul
90
Aug
86
Sep
70
Oct
60
Nov
56
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Porto each month?
19.1°C
Avg High
11.7°C
Avg Low
1265mm
Annual Rain
How much rain does Porto get?
Porto receives 1265mm of rain annually. The wettest month is typically December with 177mm, while July is the driest.
What is the weather like each month in Porto?
January
56
13°C
Low: 7°C
12 rain days
Mixed
February
64
14°C
Low: 7°C
9 rain days
Good
March
68
16°C
Low: 8°C
11 rain days
Good
April
70
18°C
Low: 10°C
11 rain days
Good
May
75
20°C
Low: 12°C
10 rain days
Good
June
85
23°C
Low: 15°C
6 rain days
Excellent
July
89
25°C
Low: 17°C
4 rain days
Excellent
August
Best time to visit90
26°C
Low: 17°C
4 rain days
Excellent
September
86
24°C
Low: 16°C
6 rain days
Excellent
October
70
21°C
Low: 14°C
12 rain days
Good
November
60
16°C
Low: 10°C
13 rain days
Good
December
56
14°C
Low: 8°C
12 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31