PortugalThe weather in September in Santarém
It's warm in September in Santarém with an average temperature of 26°C. Temperatures this month range from a low of 25°C to a high of 29°C. At night, you can expect temperatures between 16°C and 19°C.
Looking for great weather? September is a good time to be in Santarém. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Santarém, Portugal. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 39°C in 2016, Santarém reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 20°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 12°C to a highest value of 24°C.
Rainfall amount
In September, there is an average of 28 mm of precipitation, spread over 5 days. The wind speed is around 4 Bft, mostly coming from the West.
Daily weather in September for Santarém
Click on any day in September to get detailed info about the usual weather on that day in Santarém. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Santarém | New York | |
|---|---|---|
| Average temperature | 26°C | 27°C |
| Max. temperature | 29°C | 31°C |
| Min. temperature | 16°C | -5°C |
| Total precipitation | 28 mm | 57 mm |
| Rainy days | 5 days | 9 days |
Start of September
The month of September starts in Santarém with hot temps, averaging around 28°C during the day and nights around 19°C.
Mid September
By mid-September, daytime temps drop to around 27°C, with nights around 18°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of September
By the end of September, the average daytime temperature in Santarém is around 26°C, while nighttime temps are about 17°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Santarém for all months and discover the best travel time
Curious about the weather in other parts of Portugal? Check out the climate and weather for spots like Algarve, Lisbon, Albufeira, or explore other destinations in Portugal.
Temperature charts
These charts show the average temperatures in September in Santarém, Portugal. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Santarém
Temperature in September in Santarém over the years
Precipitation charts
These charts show the average amount of precipitation in September in Santarém, Portugal. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Santarém
Total precipitation in September in Santarém over the years
Daily UV index in September in Santarém
This chart shows the average daily UV index in September in Santarém, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Santarém
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Average weather in Santarém by month
Click on a month below to see detailed weather info for Santarém. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.