Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
A minor decrease in the average high-temperature is observed during December, shifting from a chilly 7.6°C (45.7°F) in November to a wintry 3°C (37.4°F). Grąblewo's average temperature throughout the nights in December exhibits a minor decrease from daytime highs, stabilizing at a subzero cold -0.9°C (30.4°F).Humidity
The average relative humidity in December is 88%.Rainfall
In Grąblewo, in December, during 11.9 rainfall days, 26mm (1.02") of precipitation is typically accumulated. In Grąblewo, during the entire year, the rain falls for 153.2 days and collects up to 354mm (13.94") of precipitation.Snowfall
January through May, November and December are months with snowfall. In Grąblewo, during December, snow falls for 7.5 days and regularly aggregates up to 39mm (1.54") of snow. Throughout the year, there are 31.7 snowfall days, and 200mm (7.87") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 7h and 48min of daylight.On the first day of the month, sunrise is at 07:41 and sunset at 15:45. On the last day of December, sunrise is at 08:03 and sunset at 15:51 CET.
Sunshine
In December, the average sunshine is 3.2h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the UV index of 1 transforms into the following advice:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Grąblewo have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Grąblewo have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Grąblewo, Poland
- Average high temperature in December: 3°C
The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (0.9°C).
- Average low temperature in December: -0.9°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is January (-2.9°C).
Average pressure in December
Grąblewo, Poland
- Average pressure in December: 1015.7mbar
The month with the highest atmospheric pressure is October (1017.6mbar).
The month with the lowest atmospheric pressure is July (1014mbar).
Average wind speed in December
Grąblewo, Poland
- Average wind speed in December: 14.9km/h
The windiest month (with the highest average wind speed) is December (14.9km/h).
The calmest month (with the lowest average wind speed) is August (11.4km/h).
Average humidity in December
Grąblewo, Poland
- Average humidity in December: 88%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Grąblewo, Poland
- Average rainfall in December: 26mm
The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in December
Grąblewo, Poland
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in December
Grąblewo, Poland
- Average snowfall in December: 39mm
The month with the highest snowfall is January (74mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in December
Grąblewo, Poland
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Grąblewo, Poland
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Grąblewo, Poland
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is January (11.3 days).
Average UV index in December
Grąblewo, Poland
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Grąblewo, Poland
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Grąblewo, Poland
- Average visibility in December: 8km
The months with the highest visibility are June and August (10km).
The month with the lowest visibility is January (7km).
