June weather forecastGeneva, Switzerland
June weather for Geneva, Switzerland: With an average of 15h and 42min of daylight, June has the longest days of the year in Geneva, Switzerland. On the first day of June in Geneva, Switzerland, sunrise is at 05:46 and sunset at 21:19.

June
Weather in June
The Swiss city of Geneva ushers in the summer season with June, displaying a notable improvement in warmth as the temperatures often escalate to a balmy 23.5°C (74.3°F). By this time, the harsh snow showers experienced earlier in the year are but a distant memory. The city basks under the luminous summer sun for the most extended period in the year, offering maximum daylight. However, June brings its share of rain, occasionally interrupting a perfect summer day but nurturing the captivating cityscape that Geneva offers.Temperature
June brings a slight increase in the average high-temperature, progressing from an enjoyable 19.7°C (67.5°F) in May to a warm 23.5°C (74.3°F). In June, Geneva experiences a temperature dip to an average of 12.3°C (54.1°F) at night.Humidity
In June, the average relative humidity is 66%.Rainfall
In Geneva, in June, during 9.3 rainfall days, 92mm (3.62") of precipitation is typically accumulated. Throughout the year, there are 109 rainfall days, and 1006mm (39.61") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
The month with the longest days is June, with an average of 15h and 42min of daylight.On the first day of June in Geneva, Switzerland, sunrise is at 05:46 and sunset at 21:19. On the last day of the month, sunrise is at 05:47 and sunset at 21:30 CEST.
Sunshine
The average sunshine in June is 7.8h.UV index
The months with the highest UV index in Geneva are June and July, with an average maximum UV index of 8. A UV Index estimate of 8 to 10 represents a very high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 8 during June translates into the following guidance:
Take extra precautions. Protection against sun damage is required. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Geneva, Switzerland
- Average high temperature in June: 23.5°C
The warmest month (with the highest average high temperature) is July (26.5°C).
The month with the lowest average high temperature is January (4.5°C).
- Average low temperature in June: 12.3°C
The month with the highest average low temperature is July (14.4°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).
Average humidity in June
Geneva, Switzerland
- Average humidity in June: 66%
The months with the highest relative humidity are January, November and December (81%).
The month with the lowest relative humidity is July (64%).
Average rainfall in June
Geneva, Switzerland
- Average rainfall in June: 92mm
The wettest month (with the highest rainfall) is October (105mm).
The driest month (with the least rainfall) is February (68mm).
Average rainfall days in June
Geneva, Switzerland
- Average rainfall days in June: 9.3 days
The month with the highest number of rainy days is May (10.6 days).
The month with the least rainy days is July (7.6 days).
Average snowfall in June
Geneva, Switzerland
- Average snowfall in June: 0mm
The month with the highest snowfall is January (108mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in June
Geneva, Switzerland
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in June /
Average sunshine in June
Geneva, Switzerland
- Average daylight in June: 15h and 42min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in June: 7h and 48min
The month with the most sunshine is July (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).
Average UV index in June
Geneva, Switzerland
- Average UV index in June: 8
The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 1).





