Zarautz Weather in September
What's the weather like in Zarautz (Basque Country) in September 2025?
The climate in Zarautz during September can be summarized as warm and a little damp.
September is in the fall / autumn in Zarautz and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 14°C (57°F) is normal.
| Daytime temperature | 22.6°C 72.7°F |
|---|---|
| Nightly temperature | 13.6°C 56.5°F |
| Average temperature | 18.1°C 64.6°F |
| Daily sunshine | 6 hrs |
| Avg rainfall | 87 mm 3.4 ins |
| Rainy days | 13 days |
| Sea temperature | 20.5°C 69°F |
| Humidity | 76% |
| Windspeed | 10.8kph 7 mph |
On average September is the 4th driest month of the year in Zarautz with around 87mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
September temperatures in Zarautz
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Zarautz in September 2025.
Other monthly averages
Best places to visit in September
Zarautz weather stats
| Hottest month: | August | 23.1°C 73.6°F |
|---|---|---|
| Driest month: | July | 60mm 2.4ins |
| Sunniest month: | July | 7.2hrs |
| Coldest month: | January | 10.5°C 50.9°F |
| Wettest month: | November | 139mm 5.5ins |
© Google
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