Arenys de Mar in Summer
In summer (June, July and August), Arenys de Mar sees average daytime highs around 24°C and overnight lows near 21°C, with 114 mm of rain over about 18 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 20°C in early June to 24°C by late August. The sky is clear or mostly clear about 59% of the time across summer, and the air most often feels muggy.
Summer is Arenys de Mar's best season of the year to visit on our travel score. For the whole year in context, see Arenys de Mar's year-round climate.
- Avg daytime high
- 24°C
- warmest season of the year
- Avg overnight low
- 21°C
- Rainfall
- 114 mm
- 18 wet days
- Avg wind
- 11 km/h
- Travel score
- 7.8
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Arenys de Mar in Summer
Over the season highs climb from about 20°C in early June to 24°C by late August.
A typical summer day in Arenys de Mar reaches about 24°C and drops to 21°C overnight. The warmest of the three months is August, the coolest June.
Arenys de Mar 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° / 8° | 52 | 7 | 9.3 | 3.5 |
| Feb | 12° / 8° | 47 | 7.2 | 10.3 | 3.5 |
| Mar | 13° / 10° | 47 | 7.3 | 11.7 | 4.2 |
| Apr | 15° / 12° | 55 | 8.5 | 13.1 | 4.8 |
| May | 18° / 15° | 48 | 7.8 | 14.3 | 6.2 |
| Jun | 22° / 19° | 39 | 5.8 | 15 | 7.5 |
| Jul | 24° / 21° | 31 | 5.2 | 14.7 | 8.2 |
| Aug | 25° / 22° | 43 | 6.9 | 13.7 | 7.7 |
| Sep | 23° / 19° | 86 | 11 | 12.3 | 6.8 |
| Oct | 19° / 16° | 107 | 10.9 | 10.9 | 6.2 |
| Nov | 15° / 12° | 74 | 9 | 9.7 | 5.0 |
| Dec | 13° / 9° | 53 | 7 | 9 | 3.9 |
Cloud cover in Summer
The sky is clear or mostly clear about 59% of the time across summer.
Chance of precipitation in Summer
Arenys de Mar gets around 114 mm of rain over 18 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 11 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 6.4 kWh/m².
Is summer a good time to visit Arenys de Mar?
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 Arenys de Mar for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Arenys de Mar in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Arenys de Mar sees daytime highs around 24°C and nights near 21°C. Pack sun protection. Worth having: light clothes. About 18 days see rain.
Sea temperature near Arenys de Mar 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 offshore is warmest in August at about 25°C and coldest in February near 13°C.
It's comfortable for a long swim from Jun 14 to Oct 18 — about 4.2 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 13 | 13 | 13 | 14 | 17 | 20 | 23 | 25 | 23 | 20 | 17 | 15 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Refreshing | Warm | Refreshing | Refreshing | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 13 | Bracing |
| Feb | 13 | Bracing |
| Mar | 13 | Bracing |
| Apr | 14 | Bracing |
| May | 17 | Cool |
| Jun | 20 | Refreshing |
| Jul | 23 | Refreshing |
| Aug | 25 | Warm |
| Sep | 23 | Refreshing |
| Oct | 20 | Refreshing |
| Nov | 17 | Cool |
| Dec | 15 | Bracing |
UV index in Arenys de Mar 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 Arenys de Mar 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 Arenys de Mar?
Arenys de Mar sits at 41.6°N, 2.5°E, 25 m above sea level, in Spain. The nearest listed city is Calella, 9.0 km away.
Topography around Arenys de Mar
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Arenys de Mar.
Within 3 km, the terrain around Arenys de Mar has significant variations in elevation — a maximum elevation change of 291 m around an average of 68 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 764 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,751 m.
The land around Arenys de Mar is covered by water (37%) and trees (31%) within 3 km, water (46%) and trees (41%) within 16 km, and trees (46%) and water (34%) 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 Arenys de Mar (41.5819°, 2.5494°, elevation 25 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.