Mollet del Vallès in Summer
In summer (June, July and August), Mollet del Vallès sees average daytime highs around 26°C and overnight lows near 19°C, with 99 mm of rain over about 17 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 22°C in early June to 26°C by late August. The sky is clear or mostly clear about 56% of the time across summer, and the air most often feels muggy.
Summer is Mollet del Vallès's best season of the year to visit on our travel score. For the whole year in context, see Mollet del Vallès's year-round climate.
- Avg daytime high
- 26°C
- warmest season of the year
- Avg overnight low
- 19°C
- Rainfall
- 99 mm
- 17 wet days
- Avg wind
- 8 km/h
- Travel score
- 7.7
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Mollet del Vallès in Summer
Over the season highs climb from about 22°C in early June to 26°C by late August.
A typical summer day in Mollet del Vallès reaches about 26°C and drops to 19°C overnight. The warmest of the three months is August, the coolest June.
Mollet del Vallès weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 12° / 5° | 40 | 6.2 | 9.3 | 3.8 |
| Feb | 13° / 6° | 36 | 6.3 | 10.3 | 4.1 |
| Mar | 15° / 8° | 40 | 6.7 | 11.7 | 5.1 |
| Apr | 17° / 10° | 52 | 8.2 | 13.1 | 5.8 |
| May | 20° / 13° | 45 | 7.5 | 14.3 | 6.8 |
| Jun | 24° / 17° | 34 | 5.6 | 14.9 | 7.9 |
| Jul | 27° / 20° | 25 | 4.7 | 14.7 | 7.9 |
| Aug | 27° / 20° | 40 | 6.6 | 13.7 | 7.3 |
| Sep | 24° / 18° | 77 | 10.6 | 12.3 | 6.9 |
| Oct | 20° / 14° | 90 | 10 | 10.9 | 6.5 |
| Nov | 16° / 9° | 60 | 8 | 9.7 | 5.4 |
| Dec | 13° / 6° | 41 | 5.7 | 9 | 4.2 |
Cloud cover in Summer
The sky is clear or mostly clear about 56% of the time across summer.
Chance of precipitation in Summer
Mollet del Vallès gets around 99 mm of rain over 17 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 8 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 48 min in early June to 13 hours by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.5 kWh/m².
Is summer a good time to visit Mollet del Vallès?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is one of the better times to visit Mollet del Vallès for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Mollet del Vallès in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Mollet del Vallès sees daytime highs around 26°C and nights near 19°C. Pack sun protection. Worth having: light clothes. About 17 days see rain.
Sea temperature near Mollet del Vallès in Summer
The nearest coast averages about 23°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 23 km away) is warmest in August at about 25°C and coldest in February near 13°C.
It's comfortable for a long swim from Jun 11 to Oct 23 — about 4.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 14 | 13 | 13 | 14 | 17 | 21 | 24 | 25 | 24 | 21 | 17 | 15 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Refreshing | Warm | Refreshing | Refreshing | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 14 | Bracing |
| Feb | 13 | Bracing |
| Mar | 13 | Bracing |
| Apr | 14 | Bracing |
| May | 17 | Cool |
| Jun | 21 | Refreshing |
| Jul | 24 | Refreshing |
| Aug | 25 | Warm |
| Sep | 24 | Refreshing |
| Oct | 21 | Refreshing |
| Nov | 17 | Cool |
| Dec | 15 | Bracing |
UV index in Mollet del Vallès in Summer
Clear-sky midday UV across summer averages 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 Mollet del Vallès peaks around July 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 4 | 7 | 6 | 8 | 9 | 8 | 6 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 4 | Moderate |
| Apr | 7 | High |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Moderate |
| Dec | 1 | Low |
Where is Mollet del Vallès?
Mollet del Vallès sits at 41.5°N, 2.2°E, 73 m above sea level, in Spain. The nearest listed city is Santa Perpètua de Mogoda, 3.0 km away.
Topography around Mollet del Vallès
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mollet del Vallès.
Within 3 km, the terrain around Mollet del Vallès has only modest variations in elevation — a maximum elevation change of 211 m around an average of 84 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 808 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,273 m.
The land around Mollet del Vallès is covered by artificial surfaces (49%) and cropland (20%) within 3 km, trees (41%) and artificial surfaces (27%) within 16 km, and trees (47%) and water (29%) within 80 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
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 Mollet del Vallès (41.5403°, 2.2131°, elevation 73 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.