December weather forecastRassi, Estonia

December

Weather in December

The first month of the winter, December, is also a subzero cold month in Rassi, Estonia, with an average temperature ranging between max -0.5°C (31.1°F) and min -4.1°C (24.6°F).

Temperature

A minor decrease in the average high-temperature is observed during December, shifting from a cold 3.5°C (38.3°F) in November to a subzero cold -0.5°C (31.1°F). During the nights of December, the average low-temperature holds at a still freezing cold -4.1°C (24.6°F).

Humidity

In Rassi, the average relative humidity in December is 93%.

Rainfall

In Rassi, Estonia, in December, it is raining for 12.4 days, with typically 47mm (1.85") of accumulated precipitation. Throughout the year, there are 168.2 rainfall days, and 528mm (20.79") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Rassi, during December, snow falls for 18.3 days and regularly aggregates up to 172mm (6.77") of snow. Throughout the year, in Rassi, there are 93.5 snowfall days, and 853mm (33.58") of snow is accumulated.

Daylight

December has the shortest days of the year in Rassi, with an average of 6h and 24min of daylight.
On the first day of the month, sunrise is at 08:43 and sunset at 15:31. On the last day of December, sunrise is at 09:08 and sunset at 15:34 EET.

Sunshine

With an average of 1.6h 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 value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 1 during December leads to these advisories:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.

Frequently asked questions

An average high-temperature, in December, in Rassi, is -0.5°C (31.1°F) and the average low-temperature is -4.1°C (24.6°F).

In December, the average relative humidity in Rassi is 93%.

In Rassi, during December, the rain falls for 12.4 days and regularly aggregates up to 47mm (1.85") of precipitation.

In Rassi, Estonia, during December, snow falls for 18.3 days and regularly aggregates up to 172mm (6.77") of snow.

December has the shortest days of the year in Rassi, Estonia, with an average of 6h and 24min of daylight.

In Rassi, Estonia, the average day length in December is 6h and 26min.

In December, on the first day of the month, sunrise is at 08:43 and sunset at 15:31. On the last day of the month, in Rassi, sunrise is at 09:08 and sunset at 15:34 EET.

December has the least sunshine of the year, with an average of 1.6h of sunshine.

The average sunshine duration in December in Rassi is 1.6h.

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

The average daily maximum UV index in December is 1. A UV Index 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
Rassi, Estonia

  • Average high temperature in December: -0.5°C

The warmest month (with the highest average high temperature) is July (22.9°C).
The month with the lowest average high temperature is January (-3°C).

  • Average low temperature in December: -4.1°C

The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-7.5°C).

Average pressure in December
Rassi, Estonia

  • Average pressure in December: 1009.9mbar

The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is December (1009.9mbar).

Average wind speed in December
Rassi, Estonia

  • Average wind speed in December: 13.2km/h

The windiest month (with the highest average wind speed) is December (13.2km/h).
The calmest month (with the lowest average wind speed) is August (10.4km/h).

Average humidity in December
Rassi, Estonia

  • Average humidity in December: 93%

The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is May (71%).

Average rainfall in December
Rassi, Estonia

  • Average rainfall in December: 47mm

The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is April (29mm).

Average rainfall days in December
Rassi, Estonia

  • Average rainfall days in December: 12.4 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is February (6.3 days).

Average snowfall in December
Rassi, Estonia

  • Average snowfall in December: 172mm

The month with the highest snowfall is February (215mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Rassi, Estonia

  • Average snowfall days in December: 18.3 days

The month with the highest number of snowfall days is January (20.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Rassi, Estonia

  • Average daylight in December: 6h and 24min

The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 24min).

  • Average sunshine in December: 1h and 36min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).

Average sunshine days in December
Rassi, Estonia

  • Average sunshine days in December: 5.3 days

The month with the most sunshine days is May (13.7 days).
The month with the least sunshine days is December (5.3 days).

Average UV index in December
Rassi, Estonia

  • 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
Rassi, Estonia

  • Average cloud cover in December: 81

The month with the most cloud cover is December (Cloud cover 81).
The month with the least cloud cover is May (Cloud cover 41).

Average visibility in December
Rassi, Estonia

  • Average visibility in December: 7km

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