December weather forecastRyszki, Poland
December
Weather in December
The first month of the winter, December, is also an icy month in Ryszki, Poland, with an average temperature varying between 2°C (35.6°F) and -1.4°C (29.5°F).Temperature
The onset of December brings a small change in high-temperatures, falling from a frosty 7°C (44.6°F) in November to a wintry 2°C (35.6°F). The nights of December in Ryszki anticipate a slight dip from daytime high temperatures, settling to an average low-temperature of -1.4°C (29.5°F).Humidity
The average relative humidity in December is 87%.Rainfall
In Ryszki, in December, it is raining for 7.9 days, with typically 21mm (0.83") of accumulated precipitation. In Ryszki, during the entire year, the rain falls for 109.2 days and collects up to 279mm (10.98") of precipitation.Snowfall
January through April, October through December are months with snowfall in Ryszki. In Ryszki, during December, snow falls for 6.6 days and regularly aggregates up to 36mm (1.42") of snow. Throughout the year, there are 30.9 snowfall days, and 231mm (9.09") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 7h and 54min of daylight.On the first day of December, sunrise is at 07:21 and sunset at 15:28. On the last day of the month, sunrise is at 07:42 and sunset at 15:35 CET.
Sunshine
In Ryszki, the average sunshine in December is 3.3h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Ryszki. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the average maximum UV index of 1 translates into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Ryszki, Poland
- Average high temperature in December: 2°C
The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (-0.5°C).
- Average low temperature in December: -1.4°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (-4°C).
Average pressure in December
Ryszki, Poland
- Average pressure in December: 1016.3mbar
The month with the highest atmospheric pressure is October (1018.2mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).
Average wind speed in December
Ryszki, Poland
- Average wind speed in December: 14km/h
The windiest month (with the highest average wind speed) is December (14km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).
Average humidity in December
Ryszki, Poland
- Average humidity in December: 87%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Ryszki, Poland
- Average rainfall in December: 21mm
The wettest month (with the highest rainfall) is May (41mm).
The driest months (with the least rainfall) are April and November (14mm).
Average rainfall days in December
Ryszki, Poland
- Average rainfall days in December: 7.9 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Ryszki, Poland
- Average snowfall in December: 36mm
The month with the highest snowfall is January (80mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Ryszki, Poland
- Average snowfall days in December: 6.6 days
The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ryszki, Poland
- Average daylight in December: 7h and 54min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in December: 3h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in December
Ryszki, Poland
- Average sunshine days in December: 16.8 days
The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is February (14.6 days).
Average UV index in December
Ryszki, Poland
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Ryszki, Poland
- Average cloud cover in December: 68
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Ryszki, Poland
- Average visibility in December: 8km
The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January and February (7km).
