Lauterbrunnen weather in May
In May, Lauterbrunnen sees average daytime highs of 6°C and overnight lows near -1°C, with 157 mm of precipitation across 18.7 wet days and about 14.8 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.
Highs climb over the month, from about 4°C in the first days to 8°C by the end. The sky is clear or mostly clear about 15% of the time in May, and the air most often feels dry.
Daylight stretches from about 14 h 06 min at the start of May to 15 h 18 min by month's end. Set against the rest of the year, May is Lauterbrunnen's 12th-clearest and 4th-windiest month. For the whole year in context, see Lauterbrunnen's year-round climate.
- Daytime high
- 6°
- 5th warmest
- Overnight low
- -1°
- 8th coldest
- Precipitation
- 157 mm
- 18.7 wet days
- Daylight
- 14 h 48 min
- 5:01 AM – 7:49 PM
- Cloud cover
- 71%
- 12th clearest
- Wind
- 4 km/h
- 4th windiest
- Solar energy
- 6.05 kWh/m²
- Travel score
- 0.5
- out of 10
Temperature in May
Highs climb over the month, from about 4°C in the first days to 8°C by the end.
A typical May day in Lauterbrunnen reaches about 6°C in the afternoon and slips back to -1°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 1°C and 12°C. Set against its neighbours, May runs about 4°C warmer than April and about 5°C cooler than June.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 |
| Avg low (°C) | -2 | -2 | -2 | -2 | -2 | -2 | -2 | -2 | -2 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 4 | -2 |
| 2 | 4 | -2 |
| 3 | 4 | -2 |
| 4 | 5 | -2 |
| 5 | 5 | -2 |
| 6 | 5 | -2 |
| 7 | 5 | -2 |
| 8 | 5 | -2 |
| 9 | 5 | -2 |
| 10 | 5 | -1 |
| 11 | 5 | -1 |
| 12 | 6 | -1 |
| 13 | 6 | -1 |
| 14 | 6 | -1 |
| 15 | 6 | -1 |
| 16 | 6 | -1 |
| 17 | 6 | -1 |
| 18 | 6 | -1 |
| 19 | 7 | -1 |
| 20 | 7 | -1 |
| 21 | 7 | 0 |
| 22 | 7 | 0 |
| 23 | 7 | 0 |
| 24 | 8 | 0 |
| 25 | 8 | 0 |
| 26 | 8 | 0 |
| 27 | 8 | 0 |
| 28 | 8 | 0 |
| 29 | 9 | 1 |
| 30 | 9 | 1 |
| 31 | 9 | 1 |
How May really feels in Lauterbrunnen
Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 25 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in May is cold — wind chill drags the overnight "feels like" below the raw low.
Lauterbrunnen weather by month
How May compares with the rest of the year at a glance. May is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.
| 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 | 15.2 | 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 | 10.7 | 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 May
The sky is clear or mostly clear about 15% of the time in May, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 72%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 29 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 31 |
| Cloudier (%) | 74 | 74 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 76 | 75 | 74 | 74 | 74 | 73 | 73 | 73 | 72 | 72 | 71 | 70 | 70 | 70 | 69 | 69 | 69 | 69 | 69 | 69 | 69 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 26 | 74 |
| 2 | 26 | 74 |
| 3 | 25 | 75 |
| 4 | 25 | 75 |
| 5 | 25 | 75 |
| 6 | 25 | 75 |
| 7 | 25 | 75 |
| 8 | 25 | 75 |
| 9 | 25 | 75 |
| 10 | 25 | 75 |
| 11 | 24 | 76 |
| 12 | 25 | 75 |
| 13 | 26 | 74 |
| 14 | 26 | 74 |
| 15 | 26 | 74 |
| 16 | 27 | 73 |
| 17 | 27 | 73 |
| 18 | 27 | 73 |
| 19 | 28 | 72 |
| 20 | 28 | 72 |
| 21 | 29 | 71 |
| 22 | 30 | 70 |
| 23 | 30 | 70 |
| 24 | 30 | 70 |
| 25 | 31 | 69 |
| 26 | 31 | 69 |
| 27 | 31 | 69 |
| 28 | 31 | 69 |
| 29 | 31 | 69 |
| 30 | 31 | 69 |
| 31 | 31 | 69 |
Chance of precipitation in May
Lauterbrunnen gets around 157 mm of rain and snow over 18.7 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 60% and peaks near 65% on the wettest days, and about 12 days bring snow. The odds climb toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 56 | 57 | 57 | 57 | 58 | 58 | 58 | 58 | 58 | 59 | 59 | 59 | 59 | 60 | 60 | 60 | 60 | 60 | 61 | 61 | 61 | 61 | 62 | 62 | 63 | 63 | 63 | 64 | 64 | 65 | 65 |
| Snow chance (%) | 48 | 48 | 47 | 47 | 46 | 45 | 44 | 43 | 43 | 42 | 41 | 41 | 41 | 40 | 40 | 40 | 39 | 38 | 37 | 36 | 36 | 35 | 34 | 33 | 32 | 31 | 29 | 28 | 28 | 27 | 26 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 56 | 48 |
| 2 | 57 | 48 |
| 3 | 57 | 47 |
| 4 | 57 | 47 |
| 5 | 58 | 46 |
| 6 | 58 | 45 |
| 7 | 58 | 44 |
| 8 | 58 | 43 |
| 9 | 58 | 43 |
| 10 | 59 | 42 |
| 11 | 59 | 41 |
| 12 | 59 | 41 |
| 13 | 59 | 41 |
| 14 | 60 | 40 |
| 15 | 60 | 40 |
| 16 | 60 | 40 |
| 17 | 60 | 39 |
| 18 | 60 | 38 |
| 19 | 61 | 37 |
| 20 | 61 | 36 |
| 21 | 61 | 36 |
| 22 | 61 | 35 |
| 23 | 62 | 34 |
| 24 | 62 | 33 |
| 25 | 63 | 32 |
| 26 | 63 | 31 |
| 27 | 63 | 29 |
| 28 | 64 | 28 |
| 29 | 64 | 28 |
| 30 | 65 | 27 |
| 31 | 65 | 26 |
Humidity in May
Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Dry (%) | |
|---|---|
| 1 | 100 |
| 2 | 100 |
| 3 | 100 |
| 4 | 100 |
| 5 | 100 |
| 6 | 100 |
| 7 | 100 |
| 8 | 100 |
| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
| 12 | 100 |
| 13 | 100 |
| 14 | 100 |
| 15 | 100 |
| 16 | 100 |
| 17 | 100 |
| 18 | 100 |
| 19 | 100 |
| 20 | 100 |
| 21 | 100 |
| 22 | 100 |
| 23 | 100 |
| 24 | 100 |
| 25 | 100 |
| 26 | 100 |
| 27 | 100 |
| 28 | 100 |
| 29 | 100 |
| 30 | 100 |
| 31 | 100 |
Wind in May
Winds average 4 km/h in May.
Across May, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 4 | calm |
| 2 | 4 | calm |
| 3 | 4 | calm |
| 4 | 4 | calm |
| 5 | 4 | calm |
| 6 | 4 | calm |
| 7 | 4 | calm |
| 8 | 4 | calm |
| 9 | 4 | calm |
| 10 | 4 | calm |
| 11 | 4 | calm |
| 12 | 4 | calm |
| 13 | 4 | calm |
| 14 | 4 | calm |
| 15 | 4 | calm |
| 16 | 4 | calm |
| 17 | 4 | calm |
| 18 | 4 | calm |
| 19 | 4 | calm |
| 20 | 4 | calm |
| 21 | 4 | calm |
| 22 | 4 | calm |
| 23 | 4 | calm |
| 24 | 4 | calm |
| 25 | 4 | calm |
| 26 | 4 | calm |
| 27 | 4 | calm |
| 28 | 4 | calm |
| 29 | 4 | calm |
| 30 | 4 | calm |
| 31 | 4 | calm |
Sunrise & sunset in May
Daylight runs from about 14 h 06 min at the start of May to 15 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 72 minutes over May. Sunrise moves from 5:22 AM to 4:46 AM, and sunset from 7:29 PM to 8:05 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 14.1 | 14.2 | 14.2 | 14.3 | 14.3 | 14.4 | 14.4 | 14.5 | 14.5 | 14.5 | 14.6 | 14.6 | 14.7 | 14.7 | 14.8 | 14.8 | 14.8 | 14.9 | 14.9 | 15.0 | 15.0 | 15.0 | 15.1 | 15.1 | 15.1 | 15.2 | 15.2 | 15.2 | 15.3 | 15.3 | 15.3 |
| Sunrise (AM) | 5:22 | 5:20 | 5:19 | 5:17 | 5:16 | 5:14 | 5:13 | 5:11 | 5:10 | 5:08 | 5:07 | 5:06 | 5:04 | 5:03 | 5:02 | 5:01 | 4:59 | 4:58 | 4:57 | 4:56 | 4:55 | 4:54 | 4:53 | 4:52 | 4:51 | 4:50 | 4:49 | 4:48 | 4:48 | 4:47 | 4:46 |
| Sunset (PM) | 7:29 | 7:30 | 7:32 | 7:33 | 7:34 | 7:36 | 7:37 | 7:38 | 7:40 | 7:41 | 7:42 | 7:44 | 7:45 | 7:46 | 7:47 | 7:49 | 7:50 | 7:51 | 7:52 | 7:53 | 7:55 | 7:56 | 7:57 | 7:58 | 7:59 | 8:00 | 8:01 | 8:02 | 8:03 | 8:04 | 8:05 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.1 | 5:22 | 7:29 |
| 2 | 14.2 | 5:20 | 7:30 |
| 3 | 14.2 | 5:19 | 7:32 |
| 4 | 14.3 | 5:17 | 7:33 |
| 5 | 14.3 | 5:16 | 7:34 |
| 6 | 14.4 | 5:14 | 7:36 |
| 7 | 14.4 | 5:13 | 7:37 |
| 8 | 14.5 | 5:11 | 7:38 |
| 9 | 14.5 | 5:10 | 7:40 |
| 10 | 14.5 | 5:08 | 7:41 |
| 11 | 14.6 | 5:07 | 7:42 |
| 12 | 14.6 | 5:06 | 7:44 |
| 13 | 14.7 | 5:04 | 7:45 |
| 14 | 14.7 | 5:03 | 7:46 |
| 15 | 14.8 | 5:02 | 7:47 |
| 16 | 14.8 | 5:01 | 7:49 |
| 17 | 14.8 | 4:59 | 7:50 |
| 18 | 14.9 | 4:58 | 7:51 |
| 19 | 14.9 | 4:57 | 7:52 |
| 20 | 15.0 | 4:56 | 7:53 |
| 21 | 15.0 | 4:55 | 7:55 |
| 22 | 15.0 | 4:54 | 7:56 |
| 23 | 15.1 | 4:53 | 7:57 |
| 24 | 15.1 | 4:52 | 7:58 |
| 25 | 15.1 | 4:51 | 7:59 |
| 26 | 15.2 | 4:50 | 8:00 |
| 27 | 15.2 | 4:49 | 8:01 |
| 28 | 15.2 | 4:48 | 8:02 |
| 29 | 15.3 | 4:48 | 8:03 |
| 30 | 15.3 | 4:47 | 8:04 |
| 31 | 15.3 | 4:46 | 8:05 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 6.05 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 1.42 kWh/m² to a high of 6.05 kWh/m² in May across the year — May's 6.05 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.8 | 5.8 | 5.8 | 5.9 | 5.9 | 5.9 | 5.9 | 5.9 | 5.9 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.0 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.8 | Bright |
| 2 | 5.8 | Bright |
| 3 | 5.8 | Bright |
| 4 | 5.9 | Bright |
| 5 | 5.9 | Bright |
| 6 | 5.9 | Bright |
| 7 | 5.9 | Bright |
| 8 | 5.9 | Bright |
| 9 | 5.9 | Bright |
| 10 | 6.0 | Bright |
| 11 | 6.0 | Bright |
| 12 | 6.0 | Bright |
| 13 | 6.0 | Intense |
| 14 | 6.0 | Intense |
| 15 | 6.0 | Intense |
| 16 | 6.0 | Intense |
| 17 | 6.1 | Intense |
| 18 | 6.1 | Intense |
| 19 | 6.1 | Intense |
| 20 | 6.1 | Intense |
| 21 | 6.1 | Intense |
| 22 | 6.1 | Intense |
| 23 | 6.1 | Intense |
| 24 | 6.1 | Intense |
| 25 | 6.1 | Intense |
| 26 | 6.1 | Intense |
| 27 | 6.1 | Intense |
| 28 | 6.1 | Intense |
| 29 | 6.1 | Intense |
| 30 | 6.1 | Intense |
| 31 | 6.0 | Intense |
Is May a good time to visit Lauterbrunnen?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a weaker month for outdoor sightseeing in Lauterbrunnen.
What to pack for Lauterbrunnen in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Lauterbrunnen sees daytime highs around 6°C and nights near -1°C. Pack a warm layer, rain gear and sun protection. Worth having: a heavy coat. About 19 days see rain.
UV index in Lauterbrunnen in May
Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Lauterbrunnen peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 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) | 1 | 3 | 6 | 7 | 9 | 8 | 9 | 8 | 6 | 4 | 2 | 1 |
| Level | Low | Moderate | High | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 3 | Moderate |
| Mar | 6 | High |
| Apr | 7 | Very high |
| May | 9 | Very high |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Moderate |
| Dec | 1 | Low |
Where is Lauterbrunnen?
Lauterbrunnen sits at 46.6°N, 7.9°E, 0 m above sea level, in Switzerland. The nearest listed city is Grindelwald, 10 km away.
Topography around Lauterbrunnen
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Lauterbrunnen.
Within 3 km, the terrain around Lauterbrunnen has very significant variations in elevation — a maximum elevation change of 1,796 m around an average of 1,505 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,577 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,318 m.
The land around Lauterbrunnen is covered by trees (53%) and grassland (45%) within 3 km, grassland (33%), trees (27%) and snow and ice (23%) within 16 km, and trees (38%) and grassland (36%) 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 Lauterbrunnen (46.5931°, 7.9094°, 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. 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).