Bermeo in Fall

In fall (September, October and November), Bermeo sees average daytime highs around 18°C and overnight lows near 15°C, with 368 mm of rain over about 42 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.

Over the season highs ease from about 21°C in early September to 14°C by late November. The sky is clear or mostly clear about 28% of the time across fall, and the air most often feels dry.

Fall is Bermeo's 2nd-best season to visit on our travel score. For the whole year in context, see Bermeo's year-round climate.

Avg daytime high
18°C
2nd-warmest season
Avg overnight low
15°C
Rainfall
368 mm
42 wet days
Avg wind
19 km/h
Travel score
5.1
2nd-best season
Months
Sep · Oct · Nov

Temperature in Bermeo in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 21°C in early September to 14°C by late November.

A typical fall day in Bermeo reaches about 18°C and drops to 15°C overnight. The warmest of the three months is September, the coolest November.

10°15°20°25°SepOctNov

Bermeo weather by month

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan12° / 10°14115.89.12.8
Feb12° / 12414.410.22.6
Mar13° / 10°11013.411.63.2
Apr14° / 11°9513.913.23.6
May16° / 14°7012.314.54.7
Jun18° / 17°5710.215.26.0
Jul20° / 19°519.514.96.7
Aug21° / 20°5510.113.86.8
Sep20° / 18°7411.412.36.2
Oct18° / 16°1131410.85.4
Nov15° / 13°18016.99.53.8
Dec13° / 11°14115.78.83.1

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitation

Bermeo gets around 368 mm of rain over 42 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 19 km/h across fall.

0510152025SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 13 hours in early September to 9 hours by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 3.0 kWh/m².

024SepOctNov
Planning a trip in fall

Is fall a good time to visit Bermeo?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

5.1
Sightseeing
2nd-best month of the year
1.8
Beach & pool
2nd-best month of the year

fall is a reasonable time to visit Bermeo for sightseeing.

What to pack for Bermeo in Fall

From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In fall, Bermeo sees daytime highs around 18°C and nights near 15°C. Pack rain gear. Worth having: a warm layer and a windbreaker. About 42 days see rain.

rain geara warm layera windbreaker

Sea temperature near Bermeo in Fall

The nearest coast averages about 18°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 24 km away) is warmest in August at about 22°C and coldest in February near 13°C.

It's comfortable for a long swim from Jul 7 to Sep 24 — about 2.6 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb13Bracing
Mar13Bracing
Apr13Bracing
May15Cool
Jun18Cool
Jul21Refreshing
Aug22Refreshing
Sep21Refreshing
Oct18Cool
Nov16Cool
Dec14Bracing

UV index in Bermeo in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bermeo peaks around July 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 17UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar5Moderate
Apr6High
May6High
Jun8Very high
Jul8Very high
Aug8Very high
Sep5High
Oct4Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Bermeo?

Bermeo sits at 43.4°N, 2.7°W, 29 m above sea level, in Spain. The nearest listed city is Gernika-Lumo, 12 km away.

Topography around Bermeo

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bermeo.

Within 3 km, the terrain around Bermeo has significant variations in elevation — a maximum elevation change of 394 m around an average of 70 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 675 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,596 m.

The land around Bermeo is covered by water (47%) and trees (38%) within 3 km, water (52%) and trees (37%) within 16 km, and trees (41%) and water (37%) within 80 km.

3 km
394 m
16 km
675 m
80 km
1,596 m
treesgrasslandcroplandartificial surfaceswater
Fall weather nearby: Gernika-Lumo 12 km · Mungia 12 km · Amorebieta 23 km · Galdakao 23 km · Leioa 24 km · Bilbao 24 km · Basauri 24 km · Erandio 24 km

Spain travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 65% of US
price level, 2025
GDP per capita
$38,627
2025
Happiness
6.5 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
3.9
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 540
Religion
Roman Catholic 58%atheist 16%agnostic 11%non-believer 11%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Bermeo (43.4209°, -2.7215°, elevation 29 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.