- Guimarães ›
- Weather by month
Guimarães Weather by Month
Average temperatures, rainfall and humidity for Guimarães, Portugal, month by month, built from OpenWeather’s historical records. Use it to see what a typical Guimarães month looks like before you travel — then check the live Guimarães forecast for the days ahead.
Warmest month
July
28°C average high
Coolest month
January
7°C average low
Wettest month
November
114 mm of rain
Driest month
July
6 mm of rain
Average temperature and rainfall in Guimarães by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 15°C | 7°C | -4°C / 28°C | 80 mm | 81% | 10 km/h |
| February | 16°C | 9°C | -3°C / 28°C | 55 mm | 75% | 11 km/h |
| March | 18°C | 9°C | 0°C / 30°C | 57 mm | 74% | 11 km/h |
| April | 20°C | 11°C | 3°C / 30°C | 52 mm | 73% | 10 km/h |
| May | 23°C | 13°C | 4°C / 35°C | 38 mm | 71% | 9 km/h |
| June | 25°C | 15°C | 7°C / 39°C | 24 mm | 74% | 9 km/h |
| July | 28°C | 18°C | 10°C / 41°C | 6 mm | 69% | 10 km/h |
| August | 28°C | 17°C | 9°C / 40°C | 13 mm | 70% | 9 km/h |
| September | 25°C | 15°C | 7°C / 36°C | 48 mm | 73% | 8 km/h |
| October | 22°C | 13°C | 3°C / 34°C | 112 mm | 79% | 8 km/h |
| November | 17°C | 10°C | 1°C / 27°C | 114 mm | 83% | 9 km/h |
| December | 15°C | 8°C | -4°C / 27°C | 60 mm | 83% | 9 km/h |
Best time to visit Guimarães
The most comfortable time to visit Guimarães is generally May to June and September, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around November, totalling about 660 mm a year.
Travellers who prefer heat should aim for July, when highs average 28°C. November is the month to avoid if rain would spoil your plans — it averages 114 mm, roughly 18× the rainfall of the driest month (July).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Guimarães forecast for what is happening now.