Arronches Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Arronches.
Climate overview of Arronches
The climate in Arronches, Alentejo, Portugal, is marked by large temperature swings across the seasons, ranging from 34°C (93°F) in July to 14°C (57°F) in January.
With around 582 mm (23 in) of annual rainfall, the city has moderate precipitation levels. October is the wettest month and July the driest. It also has a distinct dry season from June to September, with very warm summers and mild winters.
Arronches Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Arronches - and find the best time to visit.
Monthly Temperature in Arronches
In Arronches, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a very warm 34°C (93°F) in July to a moderate 14°C (57°F) in the coolest month, January.
Nights vary from 18°C (64°F) in July to around 5°C (41°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Arronches
On average, Arronches receives a reasonable amount of rainfall, with an annual precipitation of 582 mm (23 in). The climate in Arronches shows significant variation throughout the year. Expect moderate rainfall in October, the wettest month, with an average of 82 mm (3.2 in) of precipitation over 11 rainy days.
In contrast, the driest month July offers drier and sunnier days, with around 4.1 mm (0.2 in) of rainfall over 3 rainy days. For more details, please visit our Arronches Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Arronches
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April, May, September and October
- Warmest weather: July and August
- Fewest rainy days: July and August
- Seasonal pattern: A distinct dry season from June to September, with very warm summers and mild winters
Frequently asked questions about the climate in Arronches
What is the best time to visit Arronches?
April, May, September and October typically offer the most optimal weather in Arronches. In contrast, July and August tend to have less optimal conditions. Arronches has a distinct dry season from June to September, with very warm summers and mild winters.
What temperatures can I expect in Arronches?
Daytime highs range from 14°C (57°F) in January to 34°C (93°F) in July. Nighttime lows range from 5°C (41°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Arronches get?
Annual rainfall is around 582 mm (23 in). October is the wettest month with 82 mm (3.2 in), while July is the driest with 4.1 mm (0.2 in).
Arronches 3-Day Forecast
Arronches on the map
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