Geneva

Stay up to date with the latest weather conditions in Geneva. Below you will find current data, forecasts, and helpful charts to help you plan your time.

Geneva's climate is characterized as continental, with four distinct seasons. This means the city experiences significant temperature fluctuations throughout the year, offering a variety of weather conditions for visitors.

Summers, especially from June to August, are warm and pleasant. Average daytime temperatures in July, the hottest month, reach about 23.5°C, with highs of up to 28°C. Winters, on the other hand, are quite cold: in January and February, the average temperature drops below freezing, with lows reaching -7.7°C in January. Spring and autumn are transitional seasons with moderate temperatures, gradually leading to summer heat or winter cold.

One notable feature of Geneva's weather is the relatively low level of precipitation throughout the year, which usually amounts to only 2-4 mm per month. Despite this, the number of days with precipitation can vary from 7 to 14 per month, indicating frequent but likely light precipitation. This creates generally dry conditions overall, especially when compared to regions with heavy rainfall or snowfall.

The climate in Geneva is characterized by distinct seasonal temperature changes, offering an annual range from frosty winter days to warm, and sometimes hot, summers. The coldest month is usually January, with an average temperature of -4.1°C; during this period, night-time lows can drop to -7.7°C, while daytime highs are around -0.5°C. In contrast, July is the hottest month, with average temperatures reaching 23.5°C, daytime peaks rising to 28.1°C, and nights remaining comfortable at around 18.9°C.

Summer months in Geneva, from June to August, offer residents and visitors pleasantly warm weather. Daytime temperatures during this period often fluctuate between 27°C and 28°C, creating comfortable conditions for outdoor activities. Nights also stay warm, with average minimums ranging from 16.9°C in June to 18.9°C in July. Daily temperature fluctuations in summer are noticeable but not extreme; the difference between daytime highs and night-time lows averages 9-10°C, providing a refreshing coolness after a hot day.

The winter period, covering December, January, and February, brings frosty weather to Geneva, albeit with some nuances. In December, the average monthly temperature is 0.4°C, staying just above freezing, while in January (-4.1°C) and February (-2.2°C), it drops below the freezing point. Daytime temperatures also vary: in January, the maximum temperature averages -0.5°C, remaining negative. In December (3.9°C) and February (2.2°C), the thermometer usually rises a few degrees above zero during the day. Night frosts are a common occurrence throughout the winter, with temperatures reaching -7.7°C in January and -6.7°C in February. The temperature difference between day and night in winter is also significant, averaging 7-9°C, highlighting the characteristics of the local climate.

In Geneva, precipitation occurs throughout the year, and there is no distinct rainy or dry season, although the intensity and frequency vary slightly from month to month. The total amount of precipitation in the city is relatively low.

Winter (December, January, February) sees the least amount of precipitation, around 2 mm per month. Given the average sub-zero temperatures during this period (-4.1°C to 0.4°C), this precipitation mostly falls as snow. In spring, the volume of precipitation increases: March (3 mm) can bring both rain and residual snow, especially early in the month, while in April and May (4 mm each), it is mostly rain. The summer months, especially June and July, are the wettest by volume (4 mm of precipitation), bringing rain. In autumn, precipitation gradually decreases from 3 mm in August, September, and October to 2 mm in November, which also falls as rain, though the first snow is possible by the end of November as temperatures drop.

Regarding frequency, the highest number of precipitation days is observed in May—an average of 14 days. April (13 days), as well as June and July (12 days each), are also characterized by frequent precipitation. The "driest" month in terms of frequency is November, with an average of only 7 days of precipitation. Despite this, even in the winter months with the lowest volume, precipitation occurs regularly, about 8-10 times per month.

When planning a trip to Geneva, it is important to consider the significant temperature fluctuations throughout the year. In winter (December to February), average temperatures drop below freezing, reaching -4.1°C in January, so warm clothing, including an insulated jacket, hat, gloves, and a scarf, is essential. Don't forget warm, waterproof footwear as snow is possible. In summer (June to August), the weather is warm, with average July temperatures at 23.5°C and highs reaching up to 28.1°C. For this period, light clothing such as T-shirts, shorts, and dresses is suitable, along with sunscreen, a hat, and sunglasses. Even in summer, evenings can be cool, so a light jacket or sweater will come in handy.

Spring (March to May) and autumn (September to November) in Geneva are transitional seasons with changeable weather. In March, the average temperature is around 4.4°C, while in May it rises to 16.6°C. In autumn, temperatures gradually decrease from a comfortable 19.9°C in September to a chilly 4.7°C in November. During these periods, layering is the best approach: T-shirts, long-sleeved shirts, sweaters, and jackets that can be easily added or removed depending on the weather. Given that the number of precipitation days ranges from 7 to 14 per month throughout the year, a compact umbrella or a light waterproof jacket will be useful in any season.

Regardless of the season, you will need comfortable shoes for exploring Geneva, as you will likely be doing a lot of walking. It is also worth bringing a small daypack for excursions to carry water, snacks, a raincoat, and other essentials. An electrical adapter may be necessary if you are coming from a country with different plug standards.