Deba, Spain — Weather in August 2026

Climate Overview

Deba, Spain in August has warm conditions, with highs averaging 24.2°C (76°F). Rain falls on about 12 days this month. Sea temperature averages 23.3°C (74°F).

This month falls at the end of Summer.

Temperatures remain fairly steady throughout August, with daily highs around 24°C (75°F).

Rainfall is heaviest during the last third of the month, while the first third tends to be drier.

Expect around 11.5h of sunshine at the start of August, decreasing to 10.1h by the end.

The warmest days tend to fall around the 10th, averaging 25.2°C (77°F).

Monthly August Averages

Temperature

24°C / 18°C

Feels Like

26°C / 19°C

Rain

12 days · 77 mm

Sunshine

10.9h / day

Humidity

80% — Very Humid

Wind

15 km/h

Wind Direction

NNW (342°)

Gusts

31 km/h

Daylight

13.9 h

Cloud Cover

56%

Clear Sky Days

UV Index

5.9 — High

Sea Temperature

23°C

Dew Point

18°C — Humid

Moon Phase

Waxing Crescent · 3%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

HighLow

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 07:16

Daylight 14h

Sunset 21:15

What to Expect

Daytime temperatures around 24°C (76°F) are ideal for full-day outdoor exploration. Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Wet weather can spread across much of the day, so it is best to keep outdoor plans flexible.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January	12°C / 7°C	9°C / 4°C	17days (162 mm) Wet	5.7h Fair	79% Humid	1.9 Low	Poor	View Details
February	13°C / 8°C	11°C / 4°C	14days (120 mm) Wet	7.1h Good	78% Humid	2.9 Moderate	Fair	View Details
March	14°C / 8°C	12°C / 5°C	17days (121 mm) Wet	8.7h Good	76% Humid	4.1 Moderate	Fair	View Details
April	16°C / 10°C	15°C / 8°C	14days (102 mm) Wet	9.8h Good	76% Humid	5.4 High	Good	View Details
May	18°C / 12°C	18°C / 11°C	16days (108 mm) Wet	10.8h Excellent	80% Humid	6.2 High	Good	View Details
June best	22°C / 16°C	23°C / 16°C	14days (111 mm) Wet	10.8h Excellent	83% Humid	6.5 High	Excellent	View Details
July best	23°C / 18°C	25°C / 19°C	12days (65 mm) Wet	11.3h Excellent	81% Humid	6.6 High	Excellent	View Details
August best	24°C / 18°C	26°C / 19°C	12days (77 mm) Wet	10.9h Excellent	80% Humid	5.9 High	Excellent	View Details
September best	22°C / 16°C	23°C / 16°C	13days (114 mm) Wet	9.7h Good	79% Humid	4.9 Moderate	Excellent	View Details
October	20°C / 14°C	20°C / 13°C	13days (121 mm) Wet	7.7h Good	78% Humid	3.5 Moderate	Good	View Details
November	15°C / 11°C	13°C / 8°C	17days (189 mm) Wet	6.2h Fair	79% Humid	2.1 Moderate	Wet	View Details
December	13°C / 9°C	11°C / 5°C	15days (154 mm) Wet	5.8h Fair	80% Humid	1.6 Low	Poor	View Details

What to Wear

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaWaterproof jacketBreathable clothingSunscreen (SPF 30+)Sun hatSunglassesComfortable walking shoes

Frequently Asked Questions

Expand all

Is August a good time to visit Deba?

August is typically excellent for visiting Deba, with average highs of 24°C (76°F) and around 12 rainy days. Deba, Spain in August has warm conditions, with highs averaging 24.2°C (76°F). Rain falls on about 12 days this month. S

Does it rain a lot in Deba in August?

Deba typically sees around 12 rainy days in August with 77 mm (3 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Deba in August?

Evenings in Deba during August are mild at 18°C (65°F). A light cardigan is usually enough.

What should I pack for Deba in August?

With highs of 24°C (76°F) and lows of 18°C (65°F) in August, we recommend: Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. Comfortable walking shoes are essential.

Is August among the best months weather-wise in Deba?

Yes, August offers some of the best weather conditions in Deba with comfortable temperatures and lower chances of rain.

What is the UV index in Deba in August?

The average UV index in Deba during August is 6 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.

How many hours of daylight are there in Deba in August?

Deba gets approximately 14 hours of daylight per day in August, with around 11 hours of sunshine.

Does it snow in Deba in August?

Snow is uncommon in Deba during August based on 10-year climate averages.

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