When to visit Porto?
The decision rests on several criteria. Climate score, tourist crowds and feasible activities.
What you grasp in 5 seconds
Porto offers 6 comfortable months, without any month really to avoid. The gap stays moderate: 8.8 in August vs 4.1 in December.
What to check next
Your tolerance for crowds and budget. The best months concentrate tourist saturation and higher prices. Shoulder seasons offer a good compromise.
Next action
Scroll down to the detailed table to compare month by month, then open the page of the month that interests you.
How we calculate the score
The score combines 4 weighted criteria using 10 years of real climate data (ERA5).
Source : ERA5 · Open-Meteo · 10 years (2016–2025) · Full methodology →
Compare all 12 months
Month-by-month details: temperature, rain, sunshine, score and verdict.
| Month | T° min | T° max | Rain % | mm/day | Sun | Score | Verdict |
|---|---|---|---|---|---|---|---|
| 🌥️ January → | 45°F | 57°F | 41% | 5.9mm | 4.0h | 4.2/10 | Decent period |
| 🌥️ February → | 46°F | 59°F | 35% | 4.4mm | 4.6h | 4.3/10 | Decent period |
| 🌥️ March → | 48°F | 59°F | 32% | 5.2mm | 6.2h | 4.4/10 | Decent period |
| 🌥️ April → | 52°F | 63°F | 35% | 4.9mm | 7.2h | 4.6/10 | Decent period |
| ☀️ May → | 55°F | 68°F | 29% | 2.6mm | 8.3h | 7.8/10 | Best period |
| ☀️ June → | 59°F | 70°F | 16% | 1.6mm | 9.1h | 8.2/10 | Best period |
| ☀️ July → | 61°F | 73°F | 10% | 0.4mm | 9.9h | 8.7/10 | Best period |
| ☀️ August → | 61°F | 75°F | 10% | 0.4mm | 9.5h | 8.8/10 | Best period |
| ☀️ September → | 61°F | 72°F | 19% | 2.2mm | 7.5h | 8.1/10 | Best period |
| ⛅ October → | 57°F | 68°F | 36% | 5.8mm | 5.9h | 7.4/10 | Best period |
| 🌥️ November → | 50°F | 61°F | 43% | 6.5mm | 4.6h | 4.3/10 | Decent period |
| 🌥️ December → | 48°F | 57°F | 40% | 6.3mm | 4.0h | 4.1/10 | Decent period |
Porto week by week: your odds of avoiding rain
For each week of the year: in how many years out of 10 it was mostly dry (at most 2 rainy days), 2016 to 2025.
Safest week: Aug 20 to Aug 26, mostly dry in 10 years out of 10 (0.2 rainy day(s) on average).
Most exposed: Oct 15 to Oct 21, mostly dry in 1 years out of 10 (4.1 rainy days on average).
| Jan | Jan 14/1056°F | Jan 85/1056°F | Jan 154/1056°F | Jan 224/1058°F | Jan 296/1058°F |
|---|---|---|---|---|---|
| Feb | Feb 54/1058°F | Feb 123/1060°F | Feb 197/1061°F | Feb 264/1058°F | |
| Mar | Mar 54/1058°F | Mar 128/1061°F | Mar 198/1061°F | Mar 267/1062°F | |
| Apr | Apr 24/1063°F | Apr 94/1063°F | Apr 165/1066°F | Apr 236/1064°F | Apr 305/1066°F |
| May | May 74/1066°F | May 147/1068°F | May 219/1070°F | May 288/1071°F | |
| Jun | Jun 47/1069°F | Jun 119/1071°F | Jun 187/1073°F | Jun 2510/1072°F | |
| Jul | Jul 28/1076°F | Jul 99/1077°F | Jul 1610/1076°F | Jul 239/1077°F | Jul 3010/1077°F |
| Aug | Aug 69/1077°F | Aug 139/1076°F | Aug 2010/1078°F | Aug 279/1075°F | |
| Sep | Sep 36/1076°F | Sep 107/1075°F | Sep 178/1072°F | Sep 248/1072°F | |
| Oct | Oct 17/1072°F | Oct 87/1072°F | Oct 151/1068°F | Oct 225/1068°F | Oct 293/1065°F |
| Nov | Nov 54/1062°F | Nov 126/1063°F | Nov 194/1060°F | Nov 267/1059°F | |
| Dec | Dec 35/1058°F | Dec 105/1058°F | Dec 173/1058°F | Dec 245/1058°F |
A specific date? The app computes the same figure day by day.
Annual temperatures — Porto
Min/max temperature curves observed over the past 10 years (ERA5). Shows climate stability and trend.
For your trip
A few angles depending on what kind of trip you are planning.
Plan your trip
Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.
🎟️ Activities & tours · Porto
GetYourGuide selection · free cancellation
What you need to know before you go
Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach trip.
Country · Portugal
🌡️ Climate
🏖️ Beach trip
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Where is Porto ?
Global position + regional geographic context.