December weather forecastPiira, Estonia

December

Weather in December

December, the first month of the winter in Piira, is also a subzero cold month, with an average temperature ranging between min -3.7°C (25.3°F) and max -0.5°C (31.1°F).

Temperature

The transition into December is accompanied by a slight temperature decrease, with the average high-temperature shifting from a cold 3.2°C (37.8°F) in November to a freezing cold -0.5°C (31.1°F). During the December nights, Piira's temperature maintains an average close to the daytime highs, settling at -3.7°C (25.3°F).

Humidity

In December, the average relative humidity in Piira, Estonia, is 92%.

Rainfall

In December, the rain falls for 7.9 days. Throughout December, 36mm (1.42") of precipitation is accumulated. In Piira, during the entire year, the rain falls for 149.2 days and collects up to 459mm (18.07") of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Piira, during December, snow falls for 17.4 days and regularly aggregates up to 172mm (6.77") of snow. Throughout the year, there are 92.1 snowfall days, and 819mm (32.24") of snow is accumulated.

Daylight

With an average of 6h and 12min of daylight, December has the shortest days of the year.
On the first day of December in Piira, sunrise is at 08:44 and sunset at 15:22. On the last day of the month, sunrise is at 09:10 and sunset at 15:24 EET.

Sunshine

The month with the least sunshine is December, with an average of 1.5h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Piira, Estonia. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 1 suggests these recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

The average high-temperature and low-temperature during December are -0.5°C (31.1°F) and -3.7°C (25.3°F) respectively.

In December, the average relative humidity in Piira, Estonia, is 92%.

In Piira, Estonia, in December, it is raining for 7.9 days, with typically 36mm (1.42") of accumulated precipitation.

In Piira, during December, snow falls for 17.4 days and regularly aggregates up to 172mm (6.77") of snow.

December has the shortest days of the year in Piira, with an average of 6h and 12min of daylight.

In December, the average day length in Piira, Estonia, is 6h and 14min.

In December, on the first day of the month, sunrise is at 08:44 and sunset at 15:22. On the last day of the month, sunrise is at 09:10 and sunset at 15:24 EET.

The month with the least sunshine in Piira, Estonia, is December, with an average of 1.5h of sunshine.

The average sunshine duration in December in Piira, Estonia, is 1.5h.

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

In December, the average daily maximum UV index in Piira is 1. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Piira, Estonia

  • Average high temperature in December: -0.5°C

The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (-3.3°C).

  • Average low temperature in December: -3.7°C

The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is January (-7.3°C).

Average pressure in December
Piira, Estonia

  • Average pressure in December: 1009.8mbar

The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is December (1009.8mbar).

Average wind speed in December
Piira, Estonia

  • Average wind speed in December: 14.1km/h

The windiest month (with the highest average wind speed) is December (14.1km/h).
The calmest month (with the lowest average wind speed) is May (10.6km/h).

Average humidity in December
Piira, Estonia

  • Average humidity in December: 92%

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

Average rainfall in December
Piira, Estonia

  • Average rainfall in December: 36mm

The wettest month (with the highest rainfall) is July (55mm).
The driest month (with the least rainfall) is April (27mm).

Average rainfall days in December
Piira, Estonia

  • Average rainfall days in December: 7.9 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in December
Piira, Estonia

  • Average snowfall in December: 172mm

The month with the highest snowfall is February (179mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Piira, Estonia

  • Average snowfall days in December: 17.4 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 and August (0 days).

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

  • Average daylight in December: 6h and 12min

The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).

  • Average sunshine in December: 1h and 30min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).

Average sunshine days in December
Piira, Estonia

  • Average sunshine days in December: 9 days

The month with the most sunshine days is May (15.4 days).
The month with the least sunshine days is December (9 days).

Average UV index in December
Piira, 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
Piira, Estonia

  • Average cloud cover in December: 82

The month with the most cloud cover is December (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 39).

Average visibility in December
Piira, Estonia

  • Average visibility in December: 7km

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