December weather forecastJärbo, Sweden

December

Weather in December

The first month of the winter, December, is still a freezing cold month in Järbo, Sweden, with an average temperature ranging between max -0.8°C (30.6°F) and min -4.1°C (24.6°F).

Temperature

The move into December indicates a slight reduction in the average high-temperature, down from November's icy 2.8°C (37°F) to a freezing cold -0.8°C (30.6°F). During December, Järbo's temperature shows a minor deviation from daytime highs, falling to a steady low-temperature average of -4.1°C (24.6°F).

Humidity

The average relative humidity in December is 89%.

Rainfall

In Järbo, during December, the rain falls for 5.8 days and regularly aggregates up to 35mm (1.38") of precipitation. Throughout the year, there are 132.3 rainfall days, and 439mm (17.28") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Järbo, in December, snow falls for 16.1 days, with typically accumulated 213mm (8.39") of snow. Throughout the year, there are 78.5 snowfall days, and 1029mm (40.51") of snow is accumulated.

Daylight

With an average of 5h and 48min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 08:35 and sunset at 14:50. On the last day of the month, sunrise is at 09:02 and sunset at 14:50 CET.

Sunshine

With an average of 1.8h of sunshine, December has the least sunshine of the year.

UV index

January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: In December, an average UV index of 1 transforms into the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.

Frequently asked questions

The average high-temperature, in December, in Järbo, is -0.8°C (30.6°F), while the average low-temperature is -4.1°C (24.6°F).

The average relative humidity in December is 89%.

In Järbo, during December, the rain falls for 5.8 days and regularly aggregates up to 35mm (1.38") of precipitation.

In Järbo, during December, snow falls for 16.1 days and regularly aggregates up to 213mm (8.39") of snow.

December has the shortest days of the year, with an average of 5h and 48min of daylight.

In December, the average day length is 5h and 49min.

On the first day of December in Järbo, sunrise is at 08:35 and sunset at 14:50. On the last day of the month, sunrise is at 09:02 and sunset at 14:50 CET.

With an average of 1.8h of sunshine, December has the least sunshine of the year.

In December, the average sunshine duration is 1.8h.

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1.

The average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Järbo, Sweden

  • Average high temperature in December: -0.8°C

The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (-2.4°C).

  • Average low temperature in December: -4.1°C

The month with the highest average low temperature is July (11.7°C).
The coldest month (with the lowest average low temperature) is February (-6°C).

Average pressure in December
Järbo, Sweden

  • Average pressure in December: 1006.8mbar

The month with the highest atmospheric pressure is May (1014.5mbar).
The month with the lowest atmospheric pressure is December (1006.8mbar).

Average wind speed in December
Järbo, Sweden

  • Average wind speed in December: 11.5km/h

The windiest month (with the highest average wind speed) is December (11.5km/h).
The calmest month (with the lowest average wind speed) is August (9.2km/h).

Average humidity in December
Järbo, Sweden

  • Average humidity in December: 89%

The month with the highest relative humidity is February (92%).
The month with the lowest relative humidity is May (67%).

Average rainfall in December
Järbo, Sweden

  • Average rainfall in December: 35mm

The wettest month (with the highest rainfall) is July (58mm).
The driest month (with the least rainfall) is April (21mm).

Average rainfall days in December
Järbo, Sweden

  • Average rainfall days in December: 5.8 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is February (4 days).

Average snowfall in December
Järbo, Sweden

  • Average snowfall in December: 213mm

The month with the highest snowfall is March (219mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Järbo, Sweden

  • Average snowfall days in December: 16.1 days

The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Järbo, Sweden

  • Average daylight in December: 5h and 48min

The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).

  • Average sunshine in December: 1h and 48min

The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).

Average sunshine days in December
Järbo, Sweden

  • Average sunshine days in December: 11.3 days

The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in December
Järbo, Sweden

  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in December
Järbo, Sweden

  • Average cloud cover in December: 65

The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 45).

Average visibility in December
Järbo, Sweden

  • Average visibility in December: 7km

The months with the highest visibility are April, May, June, July and August (9km).
The months with the lowest visibility are January and February (6km).