Portugal climate and temperatures

Climate type

Mediterranean

Best time to visit

September – November

Avg. temperature

14°C – 30°C

Annual rainfall

600 mm

Warmest month

August (35°C)

Coldest month

January (11°C)

Driest month

July (22 mm)

Wettest month

October (84 mm)

The climate of Portugal is Mediterranean (Köppen: Csa), with hot, dry summers and mild, wet winters. Monthly temperatures range from a minimum of 14°C in winter (December–February) to a maximum of 29°C in summer (June–August). The average annual temperature is around 22°C.

During the winter months, nighttime temperatures can drop to an average of 7°C, while summer nights average around 19°C.

Popular destinations in Portugal

View all destinations in Portugal

Climate table of Portugal

The climate table below gives you a clear overview of the climate in Portugal by month, from average temperatures and rainfall to UV levels. This makes it easy to see when the weather best suits your travel plans.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Temp. max (°C)	14	16	17	19	23	27	30	30	27	23	18	16
Temp. min (°C)	6	7	9	11	15	19	22	22	19	15	10	7
Rainfall
Rainfall (mm)	46	34	46	64	43	23	22	75	77	84	61	25
UV index	4	5	6	7	8	8	8	8	6	5	4	4

Best time to visit Portugal

The best time to visit Portugal is June, July, August en September. During this period, temperatures are usually pleasant to warm and there is relatively little rainfall. Between June and September, average high temperatures range roughly from 26°C to 27°C, while rainfall remains limited. For a sun or beach holiday, June, July, August en September are the most suitable months. It is often warm to hot and relatively dry during this time. For a city trip, round trip, or active holiday, May, June en September are often more comfortable, as it is warm without the heat becoming too intense. The warmest month is July, with an average daytime temperature of around 29°C. The driest month is August, with about 3 mm of rainfall, while November is usually the wettest month of the year, with approximately 104 mm. Snow plays virtually no role in the climate here.

Average temperature per month

This chart shows the average daytime (maximum) and nighttime (minimum) temperatures per month in Portugal. The figures are based on climate data from recent years and are presented in degrees Celsius, so you can clearly see the temperature range for each month.

Average rainfall per month

This chart shows the average monthly rainfall in Portugal. The figures are based on long-term climate data and are displayed in millimeters, so you can immediately see which months are drier or wetter.

Average UV index per month

This chart shows the average monthly sun intensity in Portugal. The UV index ranges from 0 (no UV radiation) to 11+ (extreme). A higher UV index means you can burn more quickly, making proper sun protection increasingly important.

Average annual temperature

This chart shows the average annual temperature in Portugal based on data from the past ten years. It allows you to see at a glance how the climate is evolving and whether there are clear warming trends.

Average annual rainfall

This chart shows the average annual rainfall in Portugal over the past ten years. It allows you to see at a glance how much rain falls each year and whether there are clear fluctuations between the years.

Weather experiences in Portugal

The weather in Portugal is rated an average of 4.3 out of 5 stars by 8 visitors. Have you been to Portugal? Share your experience with the weather to help other visitors plan their trip.

Islands of Portugal

Average weather per month

Click on a month below and discover what the weather in Portugal is typically like. For each period, you can instantly see the average temperature, rainfall, wind, and UV index. Thanks to years of historical weather data, you’ll know exactly what to expect during your trip.