Vik in Summer
In summer (June, July and August), Vik sees average daytime highs around 9°C and overnight lows near 7°C, with 441 mm of precipitation over about 48 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 7°C in early June to 9°C by late August. The sky is clear or mostly clear about 9% of the time across summer, and the air most often feels dry.
Summer is Vik's best season of the year to visit on our travel score. For the whole year in context, see Vik's year-round climate.
- Avg daytime high
- 9°C
- warmest season of the year
- Avg overnight low
- 7°C
- Precipitation
- 441 mm
- 48 wet days
- Avg wind
- 15 km/h
- Travel score
- 1.4
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Vik in Summer
Over the season highs climb from about 7°C in early June to 9°C by late August.
A typical summer day in Vik reaches about 9°C and drops to 7°C overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Vik
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Vik 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 | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 2° / -1° | 289 | 22 | 19.9 | 5.2 | 0.0 |
| Feb | 2° / -1° | 278 | 20.1 | 18 | 8.1 | 0.0 |
| Mar | 2° / -1° | 263 | 21.2 | 19.3 | 11.2 | 0.0 |
| Apr | 3° / 1° | 201 | 18.9 | 15 | 14.5 | 0.0 |
| May | 5° / 3° | 143 | 16.7 | 8.8 | 17.7 | 0.1 |
| Jun | 8° / 6° | 124 | 14.8 | 1.9 | 19.8 | 1.0 |
| Jul | 9° / 7° | 138 | 16.8 | 0.1 | 18.9 | 1.5 |
| Aug | 9° / 7° | 179 | 16.7 | 0.1 | 15.9 | 1.6 |
| Sep | 8° / 5° | 273 | 20.4 | 4 | 12.7 | 0.8 |
| Oct | 5° / 3° | 285 | 20.1 | 10.7 | 9.4 | 0.1 |
| Nov | 3° / 0° | 270 | 19.4 | 15.4 | 6.3 | 0.0 |
| Dec | 2° / -1° | 306 | 21.9 | 18.9 | 4.2 | 0.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 9% of the time across summer.
Chance of precipitation in Summer
Vik gets around 441 mm of rain and snow over 48 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 15 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 19 h 06 min in early June to 14 h 18 min 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 4.6 kWh/m².
Is summer a good time to visit Vik?
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 a weaker month for outdoor sightseeing in Vik.
What to pack for Vik in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Vik sees daytime highs around 9°C and nights near 7°C. Pack a warm layer and rain gear. Worth having: a heavy coat and sun protection. About 48 days see rain.
Sea temperature near Vik in Summer
The nearest coast averages about 11°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 12°C and coldest in February near 7°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 8 | 7 | 7 | 8 | 8 | 10 | 11 | 12 | 10 | 9 | 8 | 8 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 8 | Bracing |
| Feb | 7 | Bracing |
| Mar | 7 | Bracing |
| Apr | 8 | Bracing |
| May | 8 | Bracing |
| Jun | 10 | Bracing |
| Jul | 11 | Bracing |
| Aug | 12 | Bracing |
| Sep | 10 | Bracing |
| Oct | 9 | Bracing |
| Nov | 8 | Bracing |
| Dec | 8 | Bracing |
UV index in Vik in Summer
Clear-sky midday UV across summer 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 Vik peaks around June 19 at about 5 (moderate) — a little sun protection helps at midday. It bottoms out near January 1 at about 0 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 4 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 0 | 0 | 1 | 3 | 4 | 5 | 5 | 3 | 2 | 1 | 0 | 0 |
| Level | Low | Low | Low | Moderate | Moderate | Moderate | Moderate | Moderate | Low | Low | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 0 | Low |
| Feb | 0 | Low |
| Mar | 1 | Low |
| Apr | 3 | Moderate |
| May | 4 | Moderate |
| Jun | 5 | Moderate |
| Jul | 5 | Moderate |
| Aug | 3 | Moderate |
| Sep | 2 | Low |
| Oct | 1 | Low |
| Nov | 0 | Low |
| Dec | 0 | Low |
Where is Vik?
Vik sits at 63.4°N, 19.0°W, 0 m above sea level, in Iceland. The nearest listed city is Hafnarfjörður, 161 km away.
Topography around Vik
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Vik.
Within 3 km, the terrain around Vik has significant variations in elevation — a maximum elevation change of 492 m around an average of 96 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,219 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,623 m.
The land around Vik is covered by grassland (45%) and water (31%) within 3 km, water (47%) and grassland (28%) within 16 km, and water (42%) and grassland (23%) within 80 km.
Iceland travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 118% of US
- price level, 2025
- GDP per capita
- $98,323
- 2025
- Happiness
- 7.5 / 10
- World Happiness, 2025
- Safe drinking water
- 100%
- of population, 2024
- Homicide rate
- 1.3
- per 100k, 2023
- Road deaths
- 2
- per 100k/yr, 2019
- Income group
- High
- World Bank
- 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 Vik (63.4194°, -19.0097°, elevation 0 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.