Portugal
Porto in January
In January, Porto averages a daytime high of 14 °C and a night-time low of 6 °C, with about 165 mm of rain over the month. It falls outside Porto's most comfortable months, June to September.
- Average high
- 14 °C
- Average low
- 6 °C
- Rain in the month
- 165 mm
- Daylight on 15 Jan
- 9 h 30 min
- Comfortable month
- No
- Places to stay
- 203
When to go
How January compares with the rest of the year in Porto
January is the coolest month in Porto by average daytime high; across the year the highs run from 14 °C to 26 °C and the lows from 6 °C to 16 °C. By day, January is 1 °C cooler than December, and February is 1 °C warmer than January.
January brings 165 mm of rain, more than the monthly average of 108 mm (1295 mm a year); it is the 3rd wettest month.
On 15 January the sun is up for about 9 h 30 min, against 9 h 10 min at the shortest and 15 h 10 min at the longest point of the year (calculated from the latitude, sunrise to sunset).
| Month | High | Low | Rain | Comfortable |
|---|---|---|---|---|
| January | 14 °C | 6 °C | 165 mm | |
| February | 15 °C | 6 °C | 122 mm | |
| March | 18 °C | 8 °C | 125 mm | |
| April | 19 °C | 9 °C | 117 mm | |
| May | 21 °C | 12 °C | 94 mm | |
| June | 25 °C | 14 °C | 42 mm | Yes |
| July | 26 °C | 16 °C | 16 mm | Yes |
| August | 26 °C | 16 °C | 27 mm | Yes |
| September | 24 °C | 14 °C | 70 mm | Yes |
| October | 21 °C | 12 °C | 182 mm | |
| November | 17 °C | 8 °C | 159 mm | |
| December | 15 °C | 7 °C | 177 mm |
Comfortable means average daytime high between 18 °C and 29 °C and under 80 mm of rain in the month. Averages for 1991–2020 over the surrounding area, a grid square about 50 km across, so a coast or a nearby mountain can make the town itself warmer or cooler. Data: CRU TS v4.10, Climatic Research Unit, University of East Anglia (Open Database License).
When to go
Is January a good time to visit Porto?
Not by the measure used here: the average high of 14 °C is below 18 °C and about 165 mm of rain is 80 mm or more. The comfortable months in Porto are June to September; the nearest are September, before, and June, after.
The measure is about weather for a city stay only; it says nothing about events, school holidays or prices.
Public holidays in Portugal in January
Nationwide public holidays; shops and offices may close on these dates.
Where to stay
Where to stay in Porto
This guide lists 203 places to stay in Porto: 4 chain properties with their details and own websites, and 199 hotels recorded in Wikidata. By straight-line distance from the centre: under 1 km, 134; 1–3 km, 58; 3–10 km, 11.
Sources: climate from CRU TS v4.10 (Climatic Research Unit, University of East Anglia; Open Database License), 1991–2020 averages; day length calculated from the latitude; public holidays from the OpenHolidays API (ODbL); places to stay from each operator's own public pages and Wikidata. How this guide is made.