December weather forecastHeimbach, Germany

December

Weather in December

The first month of the winter, December, is also a wintry month in Heimbach, Germany, with an average temperature fluctuating between 1.5°C (34.7°F) and 5.5°C (41.9°F).

Temperature

Heimbach's transition into December involves a gentle shift in temperature, receding from a chilly 8.8°C (47.8°F) in November to a cold 5.5°C (41.9°F). Heimbach in December observes a slight diminution in temperature from daily highs, recording a low-temperature average of 1.5°C (34.7°F).

Humidity

The most humid month in Heimbach is December, with an average relative humidity of 88%.

Rainfall

In Heimbach, in December, during 13.1 rainfall days, 31mm (1.22") of precipitation is typically accumulated. In Heimbach, during the entire year, the rain falls for 166.4 days and collects up to 370mm (14.57") of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Heimbach, in December, snow falls for 3.9 days, with typically accumulated 26mm (1.02") of snow. In Heimbach, during the entire year, snow falls for 19.2 days and aggregates up to 124mm (4.88") of snow.

Daylight

With an average of 8h and 6min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 08:14 and sunset at 16:32. On the last day of the month, sunrise is at 08:35 and sunset at 16:39 CET.

Sunshine

December has the least sunshine of the year, with an average of 3.9h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.

Frequently asked questions

The average high-temperature, in December, in Heimbach, is 5.5°C (41.9°F), while the average low-temperature is 1.5°C (34.7°F).

The most humid month in Heimbach, Germany, is December, with an average relative humidity of 88%.

In December, the average relative humidity in Heimbach, Germany, is 88%.

In Heimbach, in December, during 13.1 rainfall days, 31mm (1.22") of precipitation is typically accumulated.

In Heimbach, in December, snow falls for 3.9 days, with typically accumulated 26mm (1.02") of snow.

December has the shortest days of the year in Heimbach, with an average of 8h and 6min of daylight.

In Heimbach, the average day length in December is 8h and 4min.

In December, on the first day of the month, sunrise is at 08:14 and sunset at 16:32. On the last day of the month, in Heimbach, Germany, sunrise is at 08:35 and sunset at 16:39 CET.

With an average of 3.9h of sunshine, December has the least sunshine of the year in Heimbach.

The average sunshine duration in December in Heimbach is 3.9h.

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Heimbach, Germany.

In December, the average daily maximum UV index in Heimbach is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
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
Heimbach, Germany

  • Average high temperature in December: 5.5°C

The warmest month (with the highest average high temperature) is August (22.7°C).
The month with the lowest average high temperature is January (4°C).

  • Average low temperature in December: 1.5°C

The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is February (-0.1°C).

Average pressure in December
Heimbach, Germany

  • Average pressure in December: 1016.9mbar

The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.3mbar).

Average wind speed in December
Heimbach, Germany

  • Average wind speed in December: 16.6km/h

The windiest month (with the highest average wind speed) is December (16.6km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).

Average humidity in December
Heimbach, Germany

  • Average humidity in December: 88%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (75%).

Average rainfall in December
Heimbach, Germany

  • Average rainfall in December: 31mm

The wettest month (with the highest rainfall) is June (44mm).
The driest month (with the least rainfall) is April (22mm).

Average rainfall days in December
Heimbach, Germany

  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (11.1 days).

Average snowfall in December
Heimbach, Germany

  • Average snowfall in December: 26mm

The month with the highest snowfall is February (43mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Heimbach, Germany

  • Average snowfall days in December: 3.9 days

The month with the highest number of snowfall days is February (5.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Heimbach, Germany

  • Average daylight in December: 8h and 6min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).

  • Average sunshine in December: 3h and 54min

The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).

Average sunshine days in December
Heimbach, Germany

  • Average sunshine days in December: 13.4 days

The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is July (10.3 days).

Average UV index in December
Heimbach, Germany

  • 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, November and December (UV index 2).

Average cloud cover in December
Heimbach, Germany

  • Average cloud cover in December: 61

The month with the most cloud cover is December (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 38).

Average visibility in December
Heimbach, Germany

  • Average visibility in December: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).