Geneva
Switzerland
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Geneva, Switzerland

The Leman Lake, flowing through the city of Geneva, Switzerland, in a stunning aerial panorama of the cityscape and the distant mountains
The Leman Lake, flowing through the city of Geneva, Switzerland, in a stunning aerial panorama of the cityscape and the distant mountains
January, like December, in Geneva, Switzerland, is a wintry winter month, with average temperature fluctuating between 4.5°C (40.1°F) and -1.3°C (29.7°F).

Temperature

With an average high-temperature of 4.5°C (40.1°F) and an average low-temperature of -1.3°C (29.7°F), January is the coldest month.

Humidity

Months with the highest humidity in Geneva are January, November and December, with an average relative humidity of 81%.

Rainfall

In Geneva, it is raining for 9.5 days, with typically 76mm (3") of accumulated precipitation. In Geneva, during the entire year, the rain falls for 109 days and collects up to 1006mm (39.6") of precipitation.

Snowfall

Months with snowfall in Geneva are January through April, November and December. The month with the most snowfall in Geneva is January when snow falls for 2.5 days and typically aggregates up to 108mm (4.3") of snow.

Daylight

In January, the average length of the day in Geneva is 9.1h.

Sunshine

In Geneva, Switzerland, the average sunshine in January is 1.9h.

UV index

Months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: In January, the average maximum UV index of 1 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the coldest month in Geneva?

With an average high-temperature of 4.5°C (40.1°F) and an average low-temperature of -1.3°C (29.7°F), January is the coldest month in Geneva, Switzerland.

What is the temperature in January in Geneva?

In January, in Geneva, the average high-temperature is 4.5°C (40.1°F), and the average low-temperature is -1.3°C (29.7°F).

What is the most humid month in Geneva?

Months with the highest humidity in Geneva, Switzerland, are January, November and December, with an average relative humidity of 81%.

What is the average humidity in January in Geneva?

The average relative humidity in January in Geneva is 81%.

How many days does it rain in January in Geneva?

In Geneva, Switzerland, during January, the rain falls for 9.5 days and regularly aggregates up to 76mm (3") of precipitation.

How much does it snow in Geneva in January?

In Geneva, in January, snow falls for 2.5 days, with typically accumulated 108mm (4.3") of snow.

When does it snow the most in Geneva?

The month with the most snowfall is January when snow falls for 2.5 days and typically aggregates up to 108mm (4.3") of snow.

How many hours of daylight does Geneva have in January?

The average length of the day in January in Geneva is 9.1h.

How long on average sun shines in January in Geneva?

The average sunshine in January is 1.9h.

When is the lowest UV index in Geneva?

Months with the lowest UV index are January, November and December, with an average maximum UV index of 1.

What is the UV index reading in January in Geneva?

The average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to the UV radiation.
Average temperature in January - Geneva, Switzerland
  • Average high temperature in January: 4.5°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 January: -1.3°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 January - Geneva, Switzerland
  • Average humidity in January: 81%

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 January - Geneva, Switzerland
  • Average rainfall in January: 76mm

The wettest month (with the highest rainfall) is October (105mm).
The driest month (with the lowest rainfall) is February (68mm).

Average rainfall days in January - Geneva, Switzerland
  • Average rainfall days in January: 9.5 days

The month with the highest number of rainy days is May (10.6 days).
The month with the lowest number of rainy days is July (7.6 days).

Average snowfall in January - Geneva, Switzerland
  • Average snowfall in January: 108mm

The month with the highest snowfall is January (108mm).
Months with the lowest snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in January - Geneva, Switzerland
  • Average snowfall days in January: 2.5 days

The month with the highest number of snowfall days is January (2.5 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January / Average sunshine in January - Geneva, Switzerland
  • Average daylight in January: 9.1h

The month with the longest days is June (Average daylight: 15.7h).
The month with shortest days is December (Average daylight: 8.7h).

  • Average sunshine in January: 1.9h

The month with most sunshine is July (Average sunshine: 8.5h).
The month with least sunshine is December (Average sunshine: 1.6h).

Average UV index in January - Geneva, Switzerland
  • Average UV index in January: 1

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January, November and December (UV index 1).