Sestao weather in June

In June, Sestao sees average daytime highs of 20°C and overnight lows near 14°C, with 69 mm of rain across 11.4 wet days and about 15.1 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 21°C by the end. The sky is clear or mostly clear about 25% of the time in June, and the air most often feels comfortable.

Daylight stretches from about 15 hours at the start of June to 15 h 12 min by month's end. Set against the rest of the year, June is Sestao's 4th-clearest and 10th-windiest month. For the whole year in context, see Sestao's year-round climate.

Daytime high
20°
4th warmest
Overnight low
14°
9th coldest
Rainfall
69 mm
11.4 wet days
Daylight
15 h 12 min
5:36 AM – 8:48 PM
Cloud cover
61%
4th clearest
Wind
10 km/h
10th windiest
Solar energy
5.84 kWh/m²
Travel score
6.0
out of 10

Sestao is capital of Sestao Municipality, Spain.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 19°C in the first days to 21°C by the end.

A typical June day in Sestao reaches about 20°C in the afternoon and slips back to 14°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 24°C. Set against its neighbours, June runs about 3°C warmer than May and about 2°C cooler than July.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11913
21913
31913
41913
51913
61913
71913
81913
91913
101913
111914
122014
132014
142014
152014
162014
172014
182014
192014
202014
212014
222014
232115
242115
252115
262115
272115
282115
292115
302115

Sestao weather by month

How June compares with the rest of the year at a glance. June is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 11214.819.22.4
Feb12° / 10013.61.510.22.6
Mar13° / 9813.50.611.63.5
Apr15° / 9715.2013.23.8
May17° / 11°8414.2014.55.0
Jun20° / 14°6911.4015.16.0
Jul22° / 16°6010.4014.96.6
Aug23° / 16°5510.3013.86.8
Sep21° / 15°6511.8012.36.2
Oct18° / 12°9713.9010.85.4
Nov14° / 13515.60.19.53.5
Dec12° / 10514.40.48.82.8

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 17% of June, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13763
23763
33664
43763
53763
63763
73763
83763
93763
103862
113862
123961
134060
144159
154159
164258
174357
184555
194555
204555
214753
224753
234654
244753
254753
264654
274753
284654
294753
304654

Chance of precipitation in June

Any precipitation

Sestao gets around 69 mm of rain over 11.4 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 39% and peaks near 43% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
142
242
342
443
543
643
742
842
942
1042
1141
1241
1340
1439
1539
1638
1737
1836
1936
2035
2135
2234
2334
2435
2535
2635
2736
2836
2936
3036

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the comfortable band about 39% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1543790
25337100
35237110
45137120
55037130
65136130
74936140
84836151
94737151
104637161
114537171
124337181
134238191
144038202
153839212
163739222
173540232
183440243
193241253
203141253
213041263
222842273
232742283
242742283
252642294
262542294
272442294
282443304
292343304
302343304

Wind in June

Winds average 10 km/h in June.

Across June, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 15 hours at the start of June to 15 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over June. Sunrise moves from 5:41 AM to 5:40 AM, and sunset from 8:38 PM to 8:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
115.05:418:38
215.05:408:39
315.05:408:40
415.05:398:41
515.05:398:42
615.15:388:42
715.15:388:43
815.15:388:44
915.15:378:44
1015.15:378:45
1115.15:378:46
1215.25:378:46
1315.25:378:47
1415.25:378:47
1515.25:378:48
1615.25:368:48
1715.25:368:48
1815.25:378:49
1915.25:378:49
2015.25:378:49
2115.25:378:50
2215.25:378:50
2315.25:378:50
2415.25:378:50
2515.25:388:51
2615.25:388:51
2715.25:388:51
2815.25:398:51
2915.25:398:51
3015.25:408:51

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.84 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.4 kWh/m² to a high of 5.84 kWh/m² in June across the year — June's 5.84 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.8Bright
305.8Bright
Planning a trip in June

Is June a good time to visit Sestao?

Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.0
Sightseeing
4th-best month of the year
3.0
Beach & pool
4th-best month of the year

June is a reasonable time to visit Sestao for sightseeing.

What to pack for Sestao in June

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

In June, Sestao sees daytime highs around 20°C and nights near 14°C. Worth packing: rain gear and sun protection. About 11 days see rain.

rain gearsun protection

Sea temperature near Sestao in June

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

The sea offshore is warmest in August at about 22°C and coldest in February near 13°C.

It's comfortable for a long swim from Jul 11 to Sep 21 — about 2.4 months when the water holds above 20°C.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb13Bracing
Mar13Bracing
Apr13Bracing
May15Cool
Jun18Cool
Jul21Refreshing
Aug22Refreshing
Sep20Refreshing
Oct18Cool
Nov16Cool
Dec14Bracing

UV index in Sestao in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sestao peaks around July 15 at about 9 (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 15UV 9Dec 22UV 1
UV index (midday)Level
Jan2Low
Feb2Low
Mar5Moderate
Apr6High
May6High
Jun8Very high
Jul9Very high
Aug8Very high
Sep5High
Oct4Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Sestao?

Sestao sits at 43.3°N, 3.0°W, 65 m above sea level, in Spain. The nearest listed city is Portugalete, 2.0 km away.

Topography around Sestao

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

Within 3 km, the terrain around Sestao has significant variations in elevation — a maximum elevation change of 364 m around an average of 37 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 994 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,676 m.

The land around Sestao is covered by artificial surfaces (52%) and trees (26%) within 3 km, trees (54%) within 16 km, and trees (39%) and water (32%) within 80 km.

3 km
364 m
16 km
994 m
80 km
1,676 m
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Portugalete 2.0 km · Barakaldo 2.0 km · Leioa 2.0 km · Erandio 3.0 km · Santurtzi 3.0 km · Algorta 4.0 km · Getxo 5.0 km · Bilbao 8.0 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 Sestao (43.3098°, -3.0072°, elevation 65 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).