Grindelwald in Summer
In summer (June, July and August), Grindelwald sees average daytime highs around 13°C and overnight lows near 4°C, with 522 mm of precipitation over about 61 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Over the season highs climb from about 9°C in early June to 12°C by late August. The sky is clear or mostly clear about 19% of the time across summer, and the air most often feels dry.
Summer is Grindelwald's best season of the year to visit on our travel score. For the whole year in context, see Grindelwald's year-round climate.
- Avg daytime high
- 13°C
- warmest season of the year
- Avg overnight low
- 4°C
- Precipitation
- 522 mm
- 61 wet days
- Avg wind
- 4 km/h
- Travel score
- 2.8
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Grindelwald in Summer
Over the season highs climb from about 9°C in early June to 12°C by late August.
A typical summer day in Grindelwald reaches about 13°C and drops to 4°C overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Grindelwald
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.
Grindelwald 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 | -7° / -13° | 148 | 13.9 | 15.1 | 8.8 | 0.0 |
| Feb | -5° / -12° | 121 | 12.6 | 13.5 | 10 | 0.0 |
| Mar | -2° / -9° | 127 | 15.1 | 16.2 | 11.6 | 0.0 |
| Apr | 2° / -5° | 123 | 14.8 | 15 | 13.3 | 0.0 |
| May | 6° / -1° | 157 | 18.7 | 11.8 | 14.8 | 0.5 |
| Jun | 12° / 3° | 162 | 19.9 | 5.3 | 15.6 | 2.3 |
| Jul | 14° / 5° | 184 | 21.6 | 2 | 15.3 | 3.1 |
| Aug | 14° / 5° | 175 | 19.9 | 2 | 14 | 3.0 |
| Sep | 10° / 1° | 128 | 14.8 | 5.7 | 12.4 | 1.8 |
| Oct | 5° / -3° | 130 | 12.7 | 9.3 | 10.6 | 0.3 |
| Nov | -2° / -8° | 152 | 14.7 | 15 | 9.2 | 0.0 |
| Dec | -6° / -12° | 149 | 14.6 | 16 | 8.4 | 0.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 19% of the time across summer.
Chance of precipitation in Summer
Grindelwald gets around 522 mm of rain and snow over 61 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 4 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 15 h 18 min in early June to 13 h 12 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 5.6 kWh/m².
Is summer a good time to visit Grindelwald?
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 Grindelwald.
What to pack for Grindelwald in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Grindelwald sees daytime highs around 13°C and nights near 4°C. Pack a warm layer, rain gear and sun protection. About 61 days see rain.
UV index in Grindelwald 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 Grindelwald peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 5 | 6 | 8 | 8 | 9 | 7 | 5 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | Very high | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 5 | Moderate |
| Apr | 6 | High |
| May | 8 | Very high |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 7 | Very high |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Grindelwald?
Grindelwald sits at 46.6°N, 8.0°E, 0 m above sea level, in Switzerland. The nearest listed city is Lauterbrunnen, 10 km away.
Topography around Grindelwald
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Grindelwald.
Within 3 km, the terrain around Grindelwald has very significant variations in elevation — a maximum elevation change of 1,970 m around an average of 1,409 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,525 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,318 m.
The land around Grindelwald is covered by grassland (46%) and trees (45%) within 3 km, grassland (30%), snow and ice (26%) and trees (25%) within 16 km, and trees (39%) and grassland (37%) within 80 km.
Switzerland travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / J
- 230 V · 50 Hz
- Prices
- ≈ 112% of US
- price level, 2025
- GDP per capita
- $114,769
- 2025
- Happiness
- 7.0 / 10
- World Happiness, 2025
- Safe drinking water
- 97%
- of population, 2024
- Homicide rate
- 0.6
- per 100k, 2023
- Road deaths
- 2.2
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- High
- EF EPI 564
- 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 Grindelwald (46.624°, 8.036°, 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.