30YearWeather
Bilbao in August
Bilbao weather in August - Spain
😊Warm & Pleasant

Bilbao Weather in August

Plan your August trip to Bilbao, Spain. Based on 30 years of NASA data, expect temperatures of 25°C (high) to 17°C (low), with 19% rain probability and 8 hours of daily sunshine. The Bay of Biscay averages 22°C in August. Great conditions with only 3 rainy days expected.

Avg High
25°C

Hottest around day 10

Avg Low
17°C

Coolest around day 31

Rainy Days
3days

19% avg rain chance

Sunshine
8hrs/day

Summer season

Sea Temperature in August

Bay of Biscay(Golfo de Vizcaya)

22.3°C

Monthly Average

Water Feel
☀️Warm

Perfect for swimming and water sports

Swim Rating
Excellent for swimming

Based on average sea surface temperature

Body of Water
Bay of Biscay

Golfo de Vizcaya

Bilbao coastline

Bilbao August Weather Calendar

Click any day to see detailed weather information

Currency

EUR

Euro

Language

Spanish

+3 more

Driving

Right side

Connect

As of June 2022, Bilbao has 5G from all ...

Safety

High Safety

GPI: 1.603

Travel Intelligence

Exclusive flight analytics & health data for Bilbao

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Moderate
49/ 100
Traffic Index

Balanced traffic

Peak Daily Arrivals

0

slots per day

Peak

Sep

Low

Jan

Monthly Traffic Distribution

46
Jan
59
Feb
65
Mar
88
Apr
68
May
184
Jun
166
Jul
158
Aug
187
Sep
180
Oct
120
Nov
186
Dec
Traffic Level
Low Season

Key Connections

Madrid Adolfo Suárez –Barajas (MAD)
Barcelona (BCN)
London Gatwick (LGW)
Seville Sevilla (SVQ)
Amsterdam Schiphol (AMS)

Health & Safety Advisory

CDC travel health recommendations

7 Recommendations
COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Hepatitis A

Consider hepatitis A vaccination for most travelers. It is recommended for travelers who will be doing higher risk activities, such as visiting smaller cities, villages, or rural areas where a traveler might get infected through food or water. It is recommended for travelers who plan on eating street food.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Spain. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Spain.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Polio

In Spain poliovirus has been identified in the past year.Travelers to Spain are at increased risk of exposure to poliovirus.Vaccine recommendations: Adults traveling to Spain who received a complete polio vaccination series as children may receive a single lifetime booster dose of inactivated polio vaccine; travelers who are unvaccinated or not fully vaccinated should receive a complete polio vaccination series before travel. Children who are not fully vaccinated will be considered for anaccelerated vaccination schedule.

Rabies

Dogs infected with rabies are not commonly found in Spain.If rabies exposures occur while in Spain, rabies vaccines are typically available throughout most of the country.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

+1 more

Source: CDC Travelers' Health

View Complete Health Guide

Is August a Good Time to Visit Bilbao?

👍Solid choice for most travelers
Short Answer

Ideal beach conditions in Bilbao during August: 22.3°C turquoise waters, 25°C air, 19% rain. 1.2m calm waves suit families and swimmers alike.

Decision Factors

Vaccinations required

Yellow Fever

Ideal temperature range

24.6°C - perfect for sightseeing and outdoor activities

Pleasant swimming conditions

22.3°C sea temperature

Health precautions needed

Be aware of: Leptospirosis, Leishmaniasis, Hantavirus

Plenty of sunshine

10.2h of sunshine daily

Shoulder season - balanced conditions

84% of peak - good value with moderate crowds

Good For

  • 🥾
    Outdoor enthusiasts

    Ideal hiking conditions: 24.6°C, 19% rain chance

  • 🏛️
    Cultural tourists

    Comfortable conditions for exploring museums and sites

  • 💑
    Honeymoon couples

    Wedding score 99/100 with romantic weather conditions

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

  • 🎯
    Adventure seekers

    1.23m waves - good for surfing and water sports

Who Should Avoid

  • 👴
    Elderly travelers

    79% humidity creates difficult conditions

930 observations30-year historical data
Confidence: 99%

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Bilbao in August averages 25°C with 19% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Bilbao in August

What are the temperatures in Bilbao in August?

Daytime highs average 25°C, nights drop to 17°C. Temperatures remain fairly consistent.

How many rainy days in Bilbao in August?

Expect around 3 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Bilbao in August?

Comfortable casual wear with a light jacket for evenings.

Is August peak season in Bilbao?

This is typically peak season with higher prices. Book 2-3 months ahead.