Best months
May, June, and August
Warmest month
July, 27°C
Wettest month
December, 94 mm
Geneva weather by month
Average daily high and low, total rainfall and days with at least 2.5 mm of rain.
| Month | High / low | Rain | Verdict |
|---|---|---|---|
| January | 6°C / -1°C | 75 mm · 7 days | Cold |
| February | 8°C / -1°C | 51 mm · 6 days | Cold |
| March | 12°C / 2°C | 58 mm · 6 days | Fair |
| April | 17°C / 5°C | 60 mm · 6 days | Fair |
| May | 20°C / 9°C | 77 mm · 8 days | Great |
| June | 25°C / 14°C | 85 mm · 7 days | Great |
| July | 27°C / 15°C | 68 mm · 6 days | Fair |
| August | 27°C / 14°C | 72 mm · 6 days | Great |
| September | 22°C / 11°C | 75 mm · 6 days | Great |
| October | 16°C / 8°C | 83 mm · 7 days | Fair |
| November | 10°C / 3°C | 85 mm · 7 days | Cold |
| December | 6°C / 0°C | 94 mm · 8 days | Cold |
Geneva by season
Spring
April to June sees Geneva awakening with blooming flowers in the parks and milder temperatures. The lakeside comes alive with outdoor cafes, but occasional rain showers are common.
- + Pleasant, crowd-free sightseeing
- + Beautiful blooms in Parc La Grange
- + Lower accommodation prices than summer
- − Unpredictable weather, pack layers
- − Lake water is still too cold for swimming
Summer
July and August bring warm, sunny days perfect for lake activities and al fresco dining. This is peak festival season, with events like the Fêtes de Genève featuring fireworks over the lake.
- + Ideal for swimming, boating, and hiking
- + Vibrant festival atmosphere and long days
- + All attractions and day trip options are fully operational
- − Peak tourist crowds and highest prices
- − Some smaller shops may close for August holidays
Autumn
September and October offer crisp air, golden foliage in the parks, and the grape harvest in nearby Lavaux. The summer crowds dissipate, creating a more relaxed vibe.
- + Stunning fall colors, especially by the lake
- + Excellent for wine-tasting day trips
- + Comfortable temperatures for city exploration
- − Days get shorter rapidly
- − Outdoor swimming season ends
Winter
December to February is cold, often with a dusting of snow, transforming the city into a festive wonderland with Christmas markets and clear views of the snow-capped Alps.
- + Magical Christmas markets (especially at Place de la Fusterie)
- + Proximity to world-class ski resorts
- + Cosy atmosphere perfect for fondue
- − Short daylight hours and cold temperatures
- − Some lake cruises and outdoor attractions have limited schedules
Geneva month by month
Geneva in January
ColdIn January, Geneva averages highs of 6°C and lows of -1°C, with about 7 rainy days and 75 mm of rain. It is cold, so pack warm layers.
Geneva in February
ColdIn February, Geneva averages highs of 8°C and lows of -1°C, with about 6 rainy days and 51 mm of rain. It is cold, so pack warm layers.
Geneva in March
FairIn March, Geneva averages highs of 12°C and lows of 2°C, with about 6 rainy days and 58 mm of rain. Expect mixed weather, with comfortable spells.
Geneva in April
FairIn April, Geneva averages highs of 17°C and lows of 5°C, with about 6 rainy days and 60 mm of rain. Expect mixed weather, with comfortable spells.
Geneva in May
GreatIn May, Geneva averages highs of 20°C and lows of 9°C, with about 8 rainy days and 77 mm of rain. It is one of the most comfortable months for sightseeing.
Geneva in June
GreatIn June, Geneva averages highs of 25°C and lows of 14°C, with about 7 rainy days and 85 mm of rain. It is one of the most comfortable months for sightseeing.
Geneva in July
FairIn July, Geneva averages highs of 27°C and lows of 15°C, with about 6 rainy days and 68 mm of rain. Expect mixed weather, with comfortable spells.
Geneva in August
GreatIn August, Geneva averages highs of 27°C and lows of 14°C, with about 6 rainy days and 72 mm of rain. It is one of the most comfortable months for sightseeing.
Geneva in September
GreatIn September, Geneva averages highs of 22°C and lows of 11°C, with about 6 rainy days and 75 mm of rain. It is one of the most comfortable months for sightseeing.
Geneva in October
FairIn October, Geneva averages highs of 16°C and lows of 8°C, with about 7 rainy days and 83 mm of rain. Expect mixed weather, with comfortable spells.
Geneva in November
ColdIn November, Geneva averages highs of 10°C and lows of 3°C, with about 7 rainy days and 85 mm of rain. It is cold, so pack warm layers.
Geneva in December
ColdIn December, Geneva averages highs of 6°C and lows of 0°C, with about 8 rainy days and 94 mm of rain. It is cold, so pack warm layers.
Top tours and experiences in Geneva
The tours and tickets travellers book most, with ratings and reviews from Viator.
Chamonix & Mont Blanc Panoramic Sky-Glass Bus Guided Day Trip
4.21,381 reviews10h
from €97
Check availability
All things to do in Geneva →
Tours and prices from Viator, a Tripadvisor company. Prices change with your dates. We may earn a commission if you book, at no extra cost to you.
Plan your Geneva trip
Best time to visit Geneva: FAQ
What is the best month to visit Geneva?+
May is the most comfortable month on average, with highs of 20°C. June and August are close behind.
What is the rainiest month in Geneva?+
December is the wettest month, with about 94 mm of rain.
How hot does Geneva get?+
July is the warmest month, with average highs of 27°C and lows of 15°C. The coldest nights come in January, averaging -1°C.
Averages for 2006–2025 from the GENEVE COINTRIN weather station (5 km from the centre), NOAA Global Historical Climatology Network. Verdicts rate sightseeing comfort from daytime highs and rainy days.