Santiago do Cacém, Portugal - Weather and Climate
Santiago do Cacém, Alentejo, Portugal experiences significant temperature shifts throughout the year.
The city's weather can transition from warm
to mild periods.
The city receives a moderate amount of precipitation.
Now, let’s explore all the climate details to give you a complete picture.
Average maximum day and minimum night temperature
The climate in Santiago do Cacém is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 28°C in August to a moderate 16°C in January.
Nighttime temperatures can drop, with average lows reaching 8°C in January.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Generally, Santiago do Cacém receives mid-range precipitation levels, with 562 mm annually. The seasons in Santiago do Cacém, bring significant changes in precipitation. The wettest month, November, receives moderate rainfall, with an average of 78 mm of precipitation. This rainfall is distributed across 11 rainy days.
In contrast, the driest month, July, experiences much less rainfall, totaling 2.5 mm over a single rainy day. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Santiago do Cacém Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
In Santiago do Cacém, summer days are longer and more sunny, with daily sunshine hours peaking at 12.3 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 4.9 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is high throughout the year in Santiago do Cacém.
The city experiences its highest humidity in January, reaching 81%. In July, the humidity drops to its lowest level at 50%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Forecast for Santiago do Cacém
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Santiago do Cacém in Portugal
During the months of April, May, June and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
The hottest season / summer takes place in June, July, August and September.
Yes, the months of June, July and August are very dry.
August has an average maximum temperature of 28°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 16°C.
November tops the wettest month list with 78 mm of rainfall.
July is the driest month with 3 mm of precipitation.
July is the sunniest month with an average of 370 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
