Climate and monthly weather forecastAnnecy, France
Climate and monthly weather forecast
The climate of Annecy
Situated in France, Annecy experiences a Marine west coast climate with warm summers, scientifically classified as Cfb according to the Köppen climate classification. Annecy has various climatic conditions throughout the year, characterized by noticeable seasonal changes. With relative humidity ranging from 75% to 85%, the city experiences consistently moist air throughout the year, peaking slightly in winter months.Temperature highs in Annecy gradually increase from 3.1°C (37.6°F) in January, reaching their peak at 23.6°C (74.5°F) in August, before steadily dropping back to 4.5°C (40.1°F) in December. The pattern of the lows mirrors that of the highs, albeit a few degrees cooler, ranging from -4°C (24.8°F) in February to 11°C (51.8°F) in August. Despite the warm peak in August, there is no extreme temperature fluctuation, resulting in an overall mild climate.
Rainfall patterns show a smooth distribution across the year but with significant variations. Rainfall amount alternates from 55mm (2.17") in April to a high of 119mm (4.69") in December. Equally noteworthy, the number of rainfall days ranges from 11.6 days in October to 19.6 days in May.
The best time to visit Annecy
The ideal time to visit Annecy would be between June and September when the temperatures are comfortably warm, hovering between a high of 21.1°C (70°F) to 23.6°C (74.5°F) and a low of 9.1°C (48.4°F) to 11°C (51.8°F). During these months, the city basks in the sunlight for up to 15.7 daylight hours per day, ideal for outdoor activities. Moreover, relative humidity is at its lowest, averaging at 76% to 80%.The worst time to visit Annecy
Despite the charm of the winter season, it may not be the best time to visit Annecy. From December to February, temperatures drop towards their yearly low, with a high fluctuating between 3.1°C (37.6°F) to 4.1°C (39.4°F) and a low between -3.6°C (25.5°F) to -2.4°C (27.7°F). These months also experience the heaviest snowfall, ranging from 135mm (5.31") to 171mm (6.73") which may cause disruptions to some outdoor activities.Spring weather in Annecy
From March to May, Annecy transitions smoothly from winter to spring. During these months, temperature highs increase from 8.7°C (47.7°F) to 16.8°C (62.2°F) and lows from -0.3°C (31.5°F) to 5.5°C (41.9°F). On the contrary, rainfall also increases, creating a somewhat wet spring season as the average monthly rainfall amounts rise from 77mm (3.03") in March to 89mm (3.5") in May.Summer weather in Annecy
Summer, from June to August, brings the warmest temperatures and longest days to Annecy. High temperatures vary between 21.1°C (70°F) to 23.6°C (74.5°F) and lows vary from 9.1°C (48.4°F) to 11°C (51.8°F). Although relative humidity remains relatively constant, it is lower compared to other seasons, floating around 76-80%.Autumn weather in Annecy
The autumn season, from September to November, heralds a transition from the peak of warmth. Tempered high temperatures range from 19°C (66.2°F) to 14.8°C (58.6°F), while low temperatures range from 7.8°C (46°F) to 1°C (33.8°F). As for rainfall, there is a considerable decrease from 74mm (2.91") in September to 59mm (2.32") in October, but increases again to 79mm (3.11") in November.Winter weather in Annecy
Winter, which extends from December to February, presents colder conditions with the highest temperatures ranging from 4.5°C (40.1°F) to 3.1°C (37.6°F) and low temperatures from -3.6°C (25.5°F) to -2.4°C (27.7°F). Despite the enhanced cold, there is an increase in the number of daylight hours from 8.7 hours in December to 10.4 hours in February. Interestingly, December records the highest average rainfall amount of 119mm (4.69"), and the city experiences significant snowfall during these months.Weather in January
January sees the weather in Annecy, France, typically very cold and wet. High levels of snowfall characterize this month, with snow measures peaking at 135mm (5.31"), contributing to the chilly climate. The city experiences lower visibility due to cloud cover and fog. Weather in January »Weather in February
The weather in February sees a subtle rise in temperatures, signaling the slow farewell to the intense cold. Despite this, Annecy still undergoes quite a significant amount of snowfall, although reduced from January to 144mm (5.67"). Weather in February »Weather in March
March in Annecy, France, brings a significant change in weather conditions. The temperature climbs to average highs of 8.7°C (47.7°F), marking the onset of spring. As the snowfall decreases, continuing from February's trend, the city begins to see more rainfall. Weather in March »Weather in April
April sees the weather in Annecy becoming truly spring-like. The trend of rising temperatures continues from March to April with the warmth becoming increasingly evident. Despite slightly lower rainfall, the month is typically wet, keeping the lush landscapes of the city vivid and green. Weather in April »Weather in May
The weather in May in Annecy is notably pleasant and mild. The significant rise in temperature to 16.8°C (62.2°F) from April, combined with an elevated UV index mark a distinct shift towards summer. With practically no snowfall, the focus shifts to the increased rainfall that helps maintain the city's vibrant landscapes. Weather in May »Weather in June
June heralds the onset of summer in Annecy, bringing with it warmer temperatures and increased sunshine hours. The increasing daylight, reaching up to 15.7 hours, is a marked departure from the previous months. Despite being one of the wetter months, it is considered a great time to visit due to the comfortably warm weather. Weather in June »Weather in July
July is the hottest month in Annecy, France, with temperature highs averaging 23.5°C (74.3°F) making it a prime time for summer activities. It sees less cloud cover and lower relative humidity, adding to the overall warmth of the city. Weather in July »Weather in August
The weather in August remains hot, following the trend set by July, with temperatures maintaining their summery high. The cloud cover decreases further, providing clear skies and making it a suitable month for stargazing. Despite being the peak of summer, the month experiences regular rainfall that contributes to maintaining the city's natural beauty. Weather in August »Weather in September
September sees the weather in Annecy transitioning from warm to cooler temperatures. Despite the decline in temperature to 19°C (66.2°F), which may not seem significant at first, it marks the end of the hot summery phase. The amount of daylight decreases, signaling the approach of autumn. Weather in September »Weather in October
The weather in October continues the downward trend in temperatures from September, with the city's landscapes reflecting beautiful autumn hues. The humidity and cloudy conditions increase, contributing to the cooler feel of the city. Weather in October »Weather in November
November marks the start of much colder temperatures in Annecy, beckoning the winter. As the landscapes shed their autumnal hues, anticipation for the first snowfall mounts. The shortening daylight hours and increased cloudiness contribute to the colder and dim ambiance. Weather in November »Weather in December
December marks the return of winter weather in Annecy, with its chilly temperatures and high snowfall. Snowfall sees an exponential increase compared to November, reaching a significant 171mm (6.73"). This month experiences shorter daylight hours and a steady increase in humidity. Weather in December »Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Annecy's coldest month, January, generally records average temperatures ranging from a high of 3.1°C (37.6°F) to a low of -3.6°C (25.5°F).
The most humid month in Annecy, France, is January, with an average relative humidity of 85%.
In Annecy, France, during the entire year, the rain falls for 178.9 days and collects up to 912mm (35.91") of precipitation.
Months with snowfall are January through May, September through December.
Throughout the year, in Annecy, there are 29.1 snowfall days, and 619mm (24.37") of snow is accumulated.
The months with the lowest UV index in Annecy are January, February, November and December, with an average maximum UV index of 2.
In Annecy, France, snow does not fall in June through August.
With an average of 15h and 42min of daylight, June has the longest days of the year in Annecy.
The months with the highest UV index in Annecy, France, are June and July, with an average maximum UV index of 5.
Temperature records in Annecy mark August as the warmest month, with highs averaging 23.6°C (74.5°F) and lows at 11°C (51.8°F).
August is the least humid month, with an average relative humidity of 75%.
With an average of 10.8h of sunshine, August has the most sunshine of the year.
September is the month with the least rainfall in Annecy, France. Rain falls for 14.8 days and accumulates 47mm (1.85") of precipitation.
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
The month with the most rainfall is December, when the rain falls for 12.5 days and typically aggregates up to 119mm (4.69") of precipitation.
The month with the most snowfall in Annecy is December, when snow falls for 5.5 days and typically aggregates up to 171mm (6.73") of snow.
The month with the shortest days in Annecy is December, with an average of 8h and 42min of daylight.
December has the least sunshine of the year, with an average of 5.3h of sunshine.
Average temperature
Annecy, France
The warmest month (with the highest average high temperature) is August (23.6°C).
The month with the lowest average high temperature is January (3.1°C).
The month with the highest average low temperature is August (11°C).
The coldest month (with the lowest average low temperature) is February (-4°C).
Average pressure
Annecy, France
- Average pressure in January:
1019.4mbar - Average pressure in February:
1017.5mbar - Average pressure in March:
1016.8mbar - Average pressure in April:
1015.2mbar - Average pressure in May:
1015.9mbar - Average pressure in June:
1016.3mbar
- Average pressure in July:
1016.9mbar - Average pressure in August:
1017.6mbar - Average pressure in September:
1018.3mbar - Average pressure in October:
1018.2mbar - Average pressure in November:
1015.8mbar - Average pressure in December:
1021.1mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed
Annecy, France
- Average wind speed in January:
7.1km/h - Average wind speed in February:
7.5km/h - Average wind speed in March:
7.5km/h - Average wind speed in April:
6.9km/h - Average wind speed in May:
7km/h - Average wind speed in June:
6.4km/h
- Average wind speed in July:
6km/h - Average wind speed in August:
5.7km/h - Average wind speed in September:
5.9km/h - Average wind speed in October:
6.2km/h - Average wind speed in November:
6.7km/h - Average wind speed in December:
7.3km/h
The windiest months (with the highest average wind speed) are February and March (7.5km/h).
The calmest month (with the lowest average wind speed) is August (5.7km/h).
Average humidity
Annecy, France
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (75%).
Average rainfall
Annecy, France
The wettest month (with the highest rainfall) is December (119mm).
The driest month (with the least rainfall) is September (47mm).
Average rainfall days
Annecy, France
- Average rainfall days in January:
12.4 days - Average rainfall days in February:
12.2 days - Average rainfall days in March:
14.3 days - Average rainfall days in April:
17.4 days - Average rainfall days in May:
19.6 days - Average rainfall days in June:
19.3 days
- Average rainfall days in July:
18 days - Average rainfall days in August:
14.8 days - Average rainfall days in September:
14.8 days - Average rainfall days in October:
11.6 days - Average rainfall days in November:
12 days - Average rainfall days in December:
12.5 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is October (11.6 days).
Average snowfall
Annecy, France
The month with the highest snowfall is December (171mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days
Annecy, France
- Average snowfall days in January:
7.6 days - Average snowfall days in February:
7.5 days - Average snowfall days in March:
3.9 days - Average snowfall days in April:
0.7 days - Average snowfall days in May:
0.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0.1 days - Average snowfall days in October:
0.3 days - Average snowfall days in November:
3.4 days - Average snowfall days in December:
5.5 days
The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Annecy, France
- Average daylight in January:
9h and 6min - Average daylight in February:
10h and 24min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 36min - Average daylight in May:
15h and 0min - Average daylight in June:
15h and 42min
- Average daylight in July:
15h and 18min - Average daylight in August:
14h and 6min - Average daylight in September:
12h and 30min - Average daylight in October:
10h and 54min - Average daylight in November:
9h and 30min - Average daylight in December:
8h 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 January:
5h and 24min - Average sunshine in February:
6h and 30min - Average sunshine in March:
7h and 36min - Average sunshine in April:
9h and 6min - Average sunshine in May:
9h and 30min - Average sunshine in June:
10h and 30min
- Average sunshine in July:
10h and 42min - Average sunshine in August:
10h and 48min - Average sunshine in September:
8h and 48min - Average sunshine in October:
7h and 0min - Average sunshine in November:
5h and 48min - Average sunshine in December:
5h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days
Annecy, France
- Average sunshine days in January:
13.8 days - Average sunshine days in February:
13 days - Average sunshine days in March:
13.4 days - Average sunshine days in April:
9.3 days - Average sunshine days in May:
8.3 days - Average sunshine days in June:
7.6 days
- Average sunshine days in July:
9.7 days - Average sunshine days in August:
12 days - Average sunshine days in September:
12.9 days - Average sunshine days in October:
16.7 days - Average sunshine days in November:
14.6 days - Average sunshine days in December:
14.5 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is June (7.6 days).
Average UV index
Annecy, France
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Annecy, France
The months with the most cloud cover are January and December (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility
Annecy, France
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
