Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
Geresta's transition into December involves a gentle shift in temperature, receding from a cold 3.5°C (38.3°F) in November to a still wintry 0.3°C (32.5°F). During December, Geresta's nighttime temperatures demonstrate a subtle cooling from daytime highs, stabilizing at a subzero cold -2.5°C (27.5°F).Humidity
In Geresta, the average relative humidity in December is 84%.Rainfall
The wettest months are January and December, with an average 36mm (1.42") of rainfall.Snowfall
January through May, October through December are months with snowfall. In Geresta, in December, snow falls for 10.4 days, with typically accumulated 94mm (3.7") of snow. In Geresta, during the entire year, snow falls for 60.8 days and aggregates up to 495mm (19.49") of snow.Daylight
With an average of 4h and 54min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 08:53 and sunset at 14:22. On the last day of the month, sunrise is at 09:23 and sunset at 14:19 CET.
Sunshine
With an average of 1.8h of sunshine, December has the least sunshine of the year.UV index
In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Minimize direct exposure to the Sun during midday when its radiation is at its peak. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
What is the wettest month?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Geresta have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine in Geresta?
How many hours of sunshine does Geresta have in December?
How high is the UV index in December in Geresta?
Average temperature in December
Geresta, Sweden
- Average high temperature in December: 0.3°C
The warmest month (with the highest average high temperature) is July (18.2°C).
The month with the lowest average high temperature is February (-1.8°C).
- Average low temperature in December: -2.5°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is February (-5°C).
Average pressure in December
Geresta, Sweden
- Average pressure in December: 1005.8mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1005.8mbar).
Average wind speed in December
Geresta, Sweden
- Average wind speed in December: 18.8km/h
The windiest month (with the highest average wind speed) is December (18.8km/h).
The calmest months (with the lowest average wind speed) are May and August (13.9km/h).
Average humidity in December
Geresta, Sweden
- Average humidity in December: 84%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is June (71%).
Average rainfall in December
Geresta, Sweden
- Average rainfall in December: 36mm
The wettest months (with the highest rainfall) are January and December (36mm).
The driest months (with the least rainfall) are April and June (15mm).
Average rainfall days in December
Geresta, Sweden
- Average rainfall days in December: 8.4 days
The month with the highest number of rainy days is July (10.4 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Geresta, Sweden
- Average snowfall in December: 94mm
The month with the highest snowfall is January (150mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Geresta, Sweden
- Average snowfall days in December: 10.4 days
The month with the highest number of snowfall days is January (14.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Geresta, Sweden
- Average daylight in December: 4h and 5min
The month with the longest days is June (Average daylight: 20h and 6min).
The month with the shortest days is December (Average daylight: 4h and 54min).
- Average sunshine in December: 1h and 5min
The month with the most sunshine is June (Average sunshine: 13h and 6min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in December
Geresta, Sweden
- Average sunshine days in December: 13.5 days
The month with the most sunshine days is June (21.8 days).
The month with the least sunshine days is February (10.8 days).
Average UV index in December
Geresta, Sweden
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in December
Geresta, Sweden
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in December
Geresta, Sweden
- Average visibility in December: 9km
The months with the highest visibility are May, June, July, August, September and October (10km).
The month with the lowest visibility is January (8km).
