Climate and monthly weather forecastVernier, Switzerland

Climate and monthly weather forecast

The climate of Vernier

Adhering to Köppen climate classification, Vernier in Switzerland falls under the category "Cfb". This means that the city experiences a marine west coast climate, characterized by relatively mild temperatures throughout the year with a warm summer. Nestled in a location that privileges it with a continental influence, the city's climate manifests pronounced variations in weather parameters over the course of the year.

While the temperatures omnipresently display a cyclical pattern, tracking a rise from extremely low temperatures (minimum of -3.4°C (25.9°F) in February) to comfortably warm readings (up to 22.7°C (72.9°F) in July), the rainfall, in contrast, is distributed throughout the year without a distinctive dry or wet season. Rainfall ranges from a low point of 41mm (1.61") in October to a zenith of 86mm (3.39") in June. A similar pattern occurs with the number of rainfall days, with a minimum of 11.7 days in February, extending to a maximum of 20.3 days in May.

Even though humidity generally hovers in the high 70s to mid-80s percentile range (79% - 86% to be precise), more notable variations occur in other parameters. For instance, daylight extends from a scarce minimum of 8.7 hours in December to a plentiful high of 15.7 hours in June. Sunshine day ranges from 7.7 days in June to 15.9 in October.

The best time to visit Vernier

A time revered by many for visiting Vernier strikes in the months from June to August climaxed by pleasant temperatures, extended daylight hours, and abundant sunshine. This period hosts the warmest temperatures ranging from 20.2°C (68.4°F) to 22.7°C (72.9°F) and the longest daylight stretching from 15 to 15.7 hours. Despite the presence of numerous rainy days, brisk air pressure ranging from 1016.5mb to 1017.8mb and high sunshine hours typically from 9.9 to 10.3 hours make it an excellent time to explore and enjoy outdoor activities in Vernier.

The worst time to visit Vernier

The cold months from December to February present less favorable weather conditions for visiting Vernier. During these months, the mercury dips to as low as -3.4°C (25.9°F) with highs not exceeding 4.4°C (39.9°F). Drizzle also becomes more frequent, with rainfall quantities reaching up to 82mm (3.23") in December together with snowfall which can extend to 81mm (3.19"). These months also witness the shortest daylight hours, between 8.7 to 10.4 hours, in tandem with fewer sunshine days.

Spring weather in Vernier

Spring in Vernier ushers in mild temperatures and an increase in rainfall. From March to May, temperatures shift from lows of 0°C (32°F) to highs of 15.9°C (60.6°F). Alongside this rise in temperatures, there's also an uptick in the amount of rain with the quantity peaking at 73mm (2.87") in May alongside 20.3 rainy days. Respite presents itself in the form of increasing daylight hours which escalate from 11.9 hours in March to a handsome 15 hours by May.

Summer weather in Vernier

Summer in Vernier is typically warm and rainy. From June to August, average high temperatures fluctuate from 20.2°C (68.4°F) to a peak 22.7°C (72.9°F), with the warmth of the season sustained by high humidity levels lingering in the low to mid-80% range. Despite summer being the period with the highest volumes of rainfall (up to 86mm (3.39") in June), travelers and locals can still enjoy generous amounts of sunshine - about 9.9 to 10.3 hours daily.

Autumn weather in Vernier

Autumn in Vernier witnesses a noticeable drop in temperatures from a pleasant 18°C (64.4°F) in September down to 8.3°C (46.9°F) in November. Correspondingly, the rainfall quantity diminishes from 46mm (1.81") to 41mm (1.61") from September through October before escalating to 67mm (2.64") in November. As the days shorten, ranging from 12.5 hours in September to 9.5 hours in November, the considerable number of sunshine days, particularly 15.9 days in October, continues to provide sufficient luminosity for daily activities.

Winter weather in Vernier

Winter in Vernier strikes fiercely, marked by frigid temperatures, abundant snowfall, and minimal daylight hours. From December to February, temperatures plummet, ranging from a meager low point of -3.4°C (25.9°F) to a high of 3.7°C (38.7°F). December and February bear the brunt of snowfall, with the peak snowfall registering at 81mm (3.19") in December, providing an ideal atmosphere for winter sports enthusiasts. Albeit the sunshine days remain adequate during the winter months, the daylight hours truncate to the year's minimum, extending from 8.7 hours to 10.4 hours.

Weather in January

Grey skies often roll over Vernier in January, contributing to slightly oppressive surroundings. The relative humidity averages at 86%, alongside an average pressure of 1019.6mb, producing a distinct dampness hanging heavy in the air. Weather in January »

Weather in February

Moving into February, Vernier continues to experience its wintry grasp, yet subtle signs of change start to appear. Despite the continued chill, February experiences a slight increase in temperatures from its predecessor, and a drop in snowfall to 67mm (2.64") creates subtle hints of upcoming spring. Weather in February »

Weather in March

Vernier begins to thaw in March, observing an uptick in average high temperatures to 8.2°C (46.8°F). As snowfall decreases notably to 40mm (1.57"), signifying an end to the winter season, spring begins to make its soft presence felt. Weather in March »

Weather in April

April witnesses a major shift as Vernier transitions fully into spring. The city experienced a significant jump in average high temperatures to 13.3°C (55.9°F). April brings to Vernier blooming flowers, green landscapes and the reemergence of outdoor activities. Weather in April »

Weather in May

The city of Vernier warms up as it settles into May with the landscape fully embracing spring. The temperate climate that May brings results in more people making the most of the increased sunlight that now reaches beyond 15 hours per day. Weather in May »

Weather in June

Vernier sees the first signs of summer in June. The long hours of daylight, exceeding 15.7 hours, foster much outdoor activity, and bring along an increase of average high temperature to 20.2°C (68.4°F). The rise in temperatures coupled with lower rainfall days compared to the previous month gives locals and tourists alike plenty of opportunities to explore the city’s outdoor multitude. Weather in June »

Weather in July

July stands as the warmest month of the year in Vernier. The temperatures hit their zenith with an average high peaking at 22.7°C (72.9°F). The city is full of life and energy as residents and visitors enjoy picnics, swim in the lake and relish the extended daylight hours. Weather in July »

Weather in August

August shares its predecessor's warmth in Vernier, with temperatures remaining high at an average of 22.4°C (72.3°F). The extended summer gives residents more time to savor the warm weather, outdoor festivals, and lakeside leisure activities. Weather in August »

Weather in September

September heralds the arrival of autumn in Vernier—an end to the once-constant buzz of the summer activity. The average high temperature begins to fall, down to 18°C (64.4°F), signposting the transition from summer to autumn. Weather in September »

Weather in October

October plunges Vernier deeper into fall, with the city donning its autumnal colors in full stride. Although marked by a further drop in temperatures, October remains an ideal time for those keen to experience the crisp air and the fallen leaves crunching under their boots. Weather in October »

Weather in November

With an average high of a mere 8.3°C (46.9°F), November in Vernier is enveloped in a cocoon of cold. As winter encroaches, the trees lose their colours and stand bare in anticipation of the approaching snowfall. Despite the fading daylight; the occasional burst of sunshine brings fleeting moments of warmth against the icy winds. Weather in November »

Weather in December

The year concludes with December ushering in the wintery wonderland that Vernier becomes. The streets transform into a white tableau, with an average snowfall of 81mm (3.19") coating the city. The humble temperatures dip further from November to December, reaching a low of -1.5°C (29.3°F), completing the seasonal shift. Weather in December »

Frequently asked questions

Temperature records in Vernier mark January as the coldest month, with highs averaging 2.7°C (36.9°F) and lows at -3.3°C (26.1°F).

January and February, with an average relative humidity of 86%, are most humid months.

In Vernier, during the entire year, the rain falls for 190.1 days and collects up to 748mm (29.45") of precipitation.

Months with snowfall are January through April, October through December.

Throughout the year, there are 23.9 snowfall days, and 306mm (12.05") of snow is accumulated.

The months with the lowest UV index in Vernier are January through March, November and December, with an average maximum UV index of 2.

The months with the lowest humidity are April, July and August, with an average relative humidity of 79%.

May through September are months without snowfall.

The month with the most rainfall is June, when the rain falls for 19.9 days and typically aggregates up to 86mm (3.39") of precipitation.

June has the longest days of the year in Vernier, with an average of 15h and 42min of daylight.

The months with the highest UV index are June and July, with an average maximum UV index of 5.

Vernier's warmest month, July, registers temperatures that range from a high of 22.7°C (72.9°F) to a low of 11.7°C (53.1°F).

July and August, with an average of 10.3h of sunshine, are months with the most sunshine in Vernier, Switzerland.

The month with the least rainfall in Vernier, Switzerland, is October, when the rain falls for 12.5 days and typically collects 41mm (1.61") of precipitation.

On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Vernier, Switzerland, 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.

December is the month with the most snowfall. Snow falls for 4.7 days and accumulates 81mm (3.19") of snow.

December has the shortest days of the year, with an average of 8h and 42min of daylight.

December has the least sunshine of the year in Vernier, with an average of 4.9h of sunshine.

Average temperature
Vernier, Switzerland

The warmest month (with the highest average high temperature) is July (22.7°C).
The month with the lowest average high temperature is January (2.7°C).

The month with the highest average low temperature is July (11.7°C).
The coldest month (with the lowest average low temperature) is February (-3.4°C).

Average pressure
Vernier, Switzerland

The month with the highest atmospheric pressure is December (1021.2mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed
Vernier, Switzerland

The windiest month (with the highest average wind speed) is February (9.5km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).

Average humidity
Vernier, Switzerland

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April, July and August (79%).

Average rainfall
Vernier, Switzerland

The wettest month (with the highest rainfall) is June (86mm).
The driest month (with the least rainfall) is October (41mm).

Average rainfall days
Vernier, Switzerland

The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is February (11.7 days).

Average snowfall
Vernier, Switzerland

The month with the highest snowfall is December (81mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days
Vernier, Switzerland

The months with the highest number of snowfall days are January and February (6.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Vernier, Switzerland

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).

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days
Vernier, Switzerland

The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is June (7.7 days).

Average UV index
Vernier, Switzerland

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover
Vernier, Switzerland

The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility
Vernier, Switzerland

The months with the highest visibility are March and April (9km).
The months with the lowest visibility are January, February, May, June, July, August, September, October, November and December (8km).