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
The move into December indicates a slight reduction in the average high-temperature, down from November's 4.2°C (39.6°F) to a still cold 0.5°C (32.9°F). During December, the nighttime temperatures align closely with the daytime averages, measuring a subzero cold -3.2°C (26.2°F).Humidity
January, February and December, with an average relative humidity of 90%, are the most humid months.Rainfall
In December, in Gamla Uppsala, the rain falls for 7.6 days. Throughout December, 25mm (0.98") of precipitation is accumulated. Throughout the year, in Gamla Uppsala, there are 133.9 rainfall days, and 332mm (13.07") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Gamla Uppsala. In December, in Gamla Uppsala, it is snowing for 10.8 days. Throughout December, 85mm (3.35") of snow is accumulated. Throughout the year, there are 56.3 snowfall days, and 410mm (16.14") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 6h and 6min of daylight.On the first day of the month, sunrise is at 08:24 and sunset at 14:52. On the last day of December, in Gamla Uppsala, sunrise is at 08:50 and sunset at 14:54 CET.
Sunshine
With an average of 2.4h of sunshine, December has the least sunshine of the year.UV index
The average daily maximum UV index in December in Gamla Uppsala is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Gamla Uppsala in December?
What are the most humid months in Gamla Uppsala?
What is the average humidity in December in Gamla Uppsala?
How many days does it rain in December in Gamla Uppsala?
How much does it snow in Gamla Uppsala in December?
What is the month with the shortest days in Gamla Uppsala?
How many hours of daylight does Gamla Uppsala have in December?
What time are sunrise and sunset in December in Gamla Uppsala?
What is the month with the least sunshine in Gamla Uppsala?
How long on average sun shines in December in Gamla Uppsala?
What is the UV index reading in December in Gamla Uppsala?
Average temperature in December
Gamla Uppsala, Sweden
- Average high temperature in December: 0.5°C
The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (-1°C).
- Average low temperature in December: -3.2°C
The month with the highest average low temperature is July (12.4°C).
The coldest month (with the lowest average low temperature) is January (-4.9°C).
Average pressure in December
Gamla Uppsala, Sweden
- Average pressure in December: 1007.4mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1007.4mbar).
Average wind speed in December
Gamla Uppsala, Sweden
- Average wind speed in December: 13.3km/h
The windiest month (with the highest average wind speed) is December (13.3km/h).
The calmest months (with the lowest average wind speed) are July and August (10.3km/h).
Average humidity in December
Gamla Uppsala, Sweden
- Average humidity in December: 90%
The months with the highest relative humidity are January, February and December (90%).
The month with the lowest relative humidity is May (70%).
Average rainfall in December
Gamla Uppsala, Sweden
- Average rainfall in December: 25mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is February (15mm).
Average rainfall days in December
Gamla Uppsala, Sweden
- Average rainfall days in December: 7.6 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in December
Gamla Uppsala, Sweden
- Average snowfall in December: 85mm
The month with the highest snowfall is February (90mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Gamla Uppsala, Sweden
- Average snowfall days in December: 10.8 days
The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Gamla Uppsala, Sweden
- Average daylight in December: 6h and 1min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- Average sunshine in December: 2h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).
Average sunshine days in December
Gamla Uppsala, Sweden
- Average sunshine days in December: 14.3 days
The month with the most sunshine days is October (16.2 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in December
Gamla Uppsala, Sweden
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and March (UV index 1).
Average cloud cover in December
Gamla Uppsala, Sweden
- Average cloud cover in December: 66
The month with the most cloud cover is February (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 42).
Average visibility in December
Gamla Uppsala, Sweden
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August and October (9km).
The month with the lowest visibility is February (7km).
