December weather forecast
Pärnu, Estonia

Weather in December

The first month of the winter, December, is still a cold month in Pärnu, Estonia, with an average temperature fluctuating between 1°C (33.8°F) and -2.5°C (27.5°F).

Temperature

In December, the average high-temperature slightly decreases from a cold 4.6°C (40.3°F) in November to a still wintry 1°C (33.8°F). In Pärnu, Estonia, the average low-temperature is -2.5°C (27.5°F).

Humidity

In December, the average relative humidity in Pärnu, Estonia, is 90%.

Rainfall

In Pärnu, in December, during 15 rainfall days, 55mm (2.17") of precipitation is typically accumulated. In Pärnu, during the entire year, the rain falls for 175.8 days and collects up to 570mm (22.44") of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Pärnu, Estonia, in December, during 16.9 snowfall days, 139mm (5.47") of snow is typically accumulated. Throughout the year, in Pärnu, there are 84.5 snowfall days, and 726mm (28.58") of snow is accumulated.

Sea temperature

In Pärnu, in December, the average water temperature is 3.8°C (38.8°F).
Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

Daylight

With an average of 6h and 30min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 08:44 and sunset at 15:37. On the last day of the month, sunrise is at 09:10 and sunset at 15:39 EET.

Sunshine

With an average of 1.7h of sunshine, December has the least sunshine of the year.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 1 in December transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the average humidity in December in Pärnu?

The average relative humidity in December is 90%.

How much does it rain in Pärnu in December?

In December, in Pärnu, Estonia, the rain falls for 15 days. Throughout December, 55mm (2.17") of precipitation is accumulated.

How much does it snow in Pärnu in December?

In Pärnu, Estonia, in December, during 16.9 snowfall days, 139mm (5.47") of snow is typically accumulated.

What is the water temperature in December in Pärnu?

In December, the average sea temperature is 3.8°C (38.8°F). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

What is the month with the shortest days in Pärnu?

The month with the shortest days in Pärnu, Estonia, is December, with an average of 6h and 30min of daylight.

How many hours of daylight does Pärnu have in December?

In December, the average day length in Pärnu, Estonia, is 6h and 30min.

When are sunrise and sunset in December in Pärnu?

In December, on the first day of the month, sunrise is at 08:44 and sunset at 15:37. On the last day of the month, in Pärnu, Estonia, sunrise is at 09:10 and sunset at 15:39 EET.

What is the month with the least sunshine in Pärnu?

The month with the least sunshine in Pärnu is December, with an average of 1.7h of sunshine.

How many hours of sunshine does Pärnu have in December?

In Pärnu, Estonia, the average sunshine duration in December is 1.7h.

What is the month with the lowest UV index in Pärnu?

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

What is the UV index reading in December in Pärnu?

In December, the average daily maximum UV index is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Pärnu, Estonia

Average temperature in December - Pärnu, Estonia
  • Average high temperature in December: 1°C

The warmest month (with the highest average high temperature) is July (22.5°C).
The month with the lowest average high temperature is January (-2.1°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 January (-6.3°C).

[Resources]

Average pressure in December
Pärnu, Estonia

Average pressure in December - Pärnu, Estonia
  • Average pressure in December: 1009.9mbar

The month with the highest atmospheric pressure is May (1015.3mbar).
The month with the lowest atmospheric pressure is December (1009.9mbar).

[Resources]

Average wind speed in December
Pärnu, Estonia

Average wind speed in December - Pärnu, Estonia
  • Average wind speed in December: 16km/h

The windiest month (with the highest average wind speed) is December (16km/h).
The calmest month (with the lowest average wind speed) is May (11.7km/h).

[Resources]

Average humidity in December
Pärnu, Estonia

Average humidity in December - Pärnu, Estonia
  • Average humidity in December: 90%

The month with the highest relative humidity is February (93%).
The months with the lowest relative humidity are May and June (72%).

[Resources]

Average rainfall in December
Pärnu, Estonia

Average rainfall in December - Pärnu, Estonia
  • Average rainfall in December: 55mm

The wettest month (with the highest rainfall) is August (59mm).
The driest month (with the least rainfall) is April (27mm).

[Resources]

Average rainfall days in December
Pärnu, Estonia

Average rainfall days in December - Pärnu, Estonia
  • Average rainfall days in December: 15 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (7.6 days).

[Resources]

Average snowfall in December
Pärnu, Estonia

Average snowfall in December - Pärnu, Estonia
  • Average snowfall in December: 139mm

The month with the highest snowfall is February (192mm).
The months with the least snowfall are June, July, August and September (0mm).

[Resources]

Average snowfall days in December
Pärnu, Estonia

Average snowfall days in December - Pärnu, Estonia
  • Average snowfall days in December: 16.9 days

The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average sea temperature in December
Pärnu, Estonia

Average sea temperature in December - Pärnu, Estonia
  • Average sea temperature in December: 3.8°C

The best month for swimming (with the highest average sea temperature) is July (19.9°C).
The coldest month (with the lowest average sea temperature) is March (-0.2°C).

[Resources]

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

Average daylight in December / Average sunshine in December - Pärnu, Estonia
  • Average daylight in December: 6h and 30min

The month with the longest days is June (Average daylight: 18h and 10min).
The month with the shortest days is December (Average daylight: 6h and 30min).

  • Average sunshine in December: 1h and 42min

The months with the most sunshine are June and July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).

[Resources]

Average sunshine days in December
Pärnu, Estonia

Average sunshine days in December - Pärnu, Estonia
  • Average sunshine days in December: 4 days

The month with the most sunshine days is May (13.8 days).
The month with the least sunshine days is December (4 days).

[Resources]

Average UV index in December
Pärnu, Estonia

Average UV index in December - Pärnu, 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).

[Resources]

Average cloud cover in December
Pärnu, Estonia

Average cloud cover in December - Pärnu, Estonia
  • Average cloud cover in December: 79

The month with the most cloud cover is December (Cloud cover 79).
The months with the least cloud cover are July and August (Cloud cover 38).

[Resources]

Average visibility in December
Pärnu, Estonia

Average visibility in December - Pärnu, Estonia
  • Average visibility in December: 8km

The months with the highest visibility are May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February and March (7km).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location