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Modules 1-3: Weather & Climate
Annual Temperature Range
30-79 degrees Fahrenheit
rarely below 22 degrees or over 89 degrees Fahrenheit
average temperature of 50 degrees Fahrenheit
Precipitation Distributed Annually
Rain falls throughout the year in Geneva
October is the month with the most precipitation with an average rainfall of 3.5 inches
Which type (rain, snow, etc), timing, and amount?
snowy period usually lasts for around 2-3 months of the year between the months November and February
rains year round
October with the most rainfall (average of 3.5 inches)
March with the least rainfall (average of 2.7 inches)
Humidity Ranges Including Fog
Humidity levels are measured by humidity comfort level
Levels are muggy, oppressive, or miserable
These levels do not vary much annually
Usually remains at 0% of humidity throughout the year
Predominant Wind Directions in Geneva
The wind is most often from the north from April 1 to May 11, as well as from September 1 to September 15
Peak percentage from north winds is 35% on April 19
The wind is most often from the west From May 11 to September 1
Peak percentage for west winds is 37% on July 5
The wind is most often from the south from September 15 to April 1
Peak percentage from south winds is 48% on January 1
How Global Wind Patterns Affect Geneva Over the Year
The average wind speed only experiences mild changes annually in Geneva
The windier part of the year goes from January 14 to May 11, with average speeds of 6.1 mph
The windiest month of the year is March, with average speeds of 6.5 mph
The calmer months of the year are from May 11 to January 14
However, the calmest moth is August, with an average wind speed of 5.6 mph
Types of Air Masses and How They Affect Geneva
Although Geneva's climate is moderate, the temperature range can vary due to air masses that come and go
The North Atlantic Drift brings milld and moist air from the west
North Arctic masses that come from the north are more dry and cold
Mediterranean masses flow northward with moist and warm air
The climate changes through the seasons and depends mostly on specific location and altitude
How Weather Systems and Severe Weather Affect Geneva
In recent years, severe and rare weather have increased as a result of human-induced climate change
Some rare and extreme weather events have been heavy rain and snow, droughts, heatwaves, storms and cyclones
Temperature and Precipitation Regimes in Geneva
Geneva's yearly average temperature is 10.51 degrees Celsius (50.92 degrees Fahrenheit)
Geneva's temperature is 1.41% higher than the rest of Switzerland
Geneva typically receives about 6.22 inches of precipitation annually
Geneva has about 193.86 rainy days in a year which is 53.11% of the time
Climate Types and Characteristics in Geneva
Geneva's climate is considered to be 'moderately continental'
Geneva has cold winters and warm summers
Geneva is placed 1,300 feet above sea level on the shores of the lake with its namesake, Lake Geneva
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