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Deba Weather in September
Deba in September averages 22°C (72°F) during the day and 16°C (61°F) at night. This is part of the summer season, and quite a bit of rainfall is expected this month.
Rainfall in Deba in September
Typically around 13 days of rainfall are expected, averaging 92 mm (3.6 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Deba in September
Deba in September has excellent weather. Days reach 22°C (72°F) and nights cool to 16°C (61°F). September is typically considered a summer month. Overall, the month follows a fairly predictable daily temperature pattern. With overnight lows of 16°C (61°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Deba in September
The area enjoys a balanced 170 hours of sunlight, ensuring it's neither too overcast nor too sunny.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Deba Temperature in September
Min Temperature
16°C (61°F)
Max Temperature
22°C (72°F)
Chance of Rain
43%
Precipitation
92 mm (3.6 in)
Rainy days
13 days
Humidity
75% *
Sunshine
170 hours *
Percentage Sunshine
*
* Data from: San Sebastián, Spain (30 KM, 18 Miles).
Deba Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Deba - and find the best time to visit.
Best Places in Spain in September
Find out more about the weather in Spain and which places have the best travel conditions in this month. See all of Spain in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Deba in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Deba in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming6/10 -
Cycling9/10 -
Walking9/10 -
Camping8/10 -
Outdoor sports9/10
Deba 3-Day Forecast
More climate data for Deba
Temperature Rainfall Sunshine Humidity
See the full Deba climate overview or explore weather in Spain.
Popular in September
Where to go in September - average daytime high across popular destinations.
Bucket list
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