Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
With average high temperatures of -4.4°C (24.1°F) and lows of -13.9°C (7°F), January is the coldest month.Humidity
The average relative humidity in January is 90%.Rainfall
January is the month with the least rainfall. Rain falls for 3.1 days and accumulates 20mm (0.79") of precipitation.Snowfall
Months with snowfall in Casaccia are January through June, September through December. In Casaccia, in January, during 14.2 snowfall days, 148mm (5.83") of snow is typically accumulated. Throughout the year, there are 97.2 snowfall days, and 1956mm (77.01") of snow is accumulated.Daylight
In Casaccia, the average length of the day in January is 9h and 5min.On the first day of the month, sunrise is at 08:04 and sunset at 16:44. On the last day of January, sunrise is at 07:46 and sunset at 17:23 CET.
Sunshine
In Casaccia, the average sunshine in January is 4.5h.UV index
The months with the lowest UV index are January through April, October and November, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: A daily high UV index of 1 in January leads to these guidelines:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Casaccia?
How cold is it in Casaccia in January?
What is the average humidity in January in Casaccia?
What is the driest month in Casaccia?
How much does it rain in Casaccia in January?
How many days does it snow in January in Casaccia?
What is the average length of the day in January in Casaccia?
What time are sunrise and sunset in January in Casaccia?
How many hours of sunshine does Casaccia have in January?
What is the month with the lowest UV index in Casaccia?
How high is the UV index in January in Casaccia?
Average temperature in January
Casaccia, Switzerland
- Average high temperature in January: -4.4°C
The warmest month (with the highest average high temperature) is July (15.4°C).
The month with the lowest average high temperature is January (-4.4°C).
- Average low temperature in January: -13.9°C
The month with the highest average low temperature is August (5°C).
The coldest month (with the lowest average low temperature) is January (-13.9°C).
Average pressure in January
Casaccia, Switzerland
- Average pressure in January: 1018.8mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in January
Casaccia, Switzerland
- Average wind speed in January: 9.6km/h
The windiest months (with the highest average wind speed) are February and December (9.9km/h).
The calmest month (with the lowest average wind speed) is August (7.5km/h).
Average humidity in January
Casaccia, Switzerland
- Average humidity in January: 90%
The month with the highest relative humidity is April (94%).
The month with the lowest relative humidity is July (81%).
Average rainfall in January
Casaccia, Switzerland
- Average rainfall in January: 20mm
The wettest month (with the highest rainfall) is November (84mm).
The driest month (with the least rainfall) is January (20mm).
Average rainfall days in January
Casaccia, Switzerland
- Average rainfall days in January: 3.1 days
The month with the highest number of rainy days is July (22.6 days).
The month with the least rainy days is December (2.6 days).
Average snowfall in January
Casaccia, Switzerland
- Average snowfall in January: 148mm
The month with the highest snowfall is November (492mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in January
Casaccia, Switzerland
- Average snowfall days in January: 14.2 days
The month with the highest number of snowfall days is March (17 days).
The month with the least snowfall days is August (0 days).
Average daylight in January /
Average sunshine in January
Casaccia, Switzerland
- Average daylight in January: 9h and 1min
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: 4h and 3min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).
Average sunshine days in January
Casaccia, Switzerland
- Average sunshine days in January: 17.9 days
The month with the most sunshine days is December (18.8 days).
The month with the least sunshine days is July (6.2 days).
Average UV index in January
Casaccia, Switzerland
- Average UV index in January: 1
The months with the highest UV index are June, July and August (UV index 3).
The months with the lowest UV index are January, February, March, April, October and November (UV index 1).
Average cloud cover in January
Casaccia, Switzerland
- Average cloud cover in January: 56
The month with the most cloud cover is April (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 47).
Average visibility in January
Casaccia, Switzerland
- Average visibility in January: 6km
The month with the highest visibility is July (8km).
The month with the lowest visibility is April (5km).
Casaccia, Switzerland
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