December weather forecastFastiv, Ukraine
December
Weather in December
December, the first month of the winter in Fastiv, is also an icy month, with temperature in the range of an average low of -3.7°C (25.3°F) and an average high of 0.4°C (32.7°F).Temperature
The commencement of December indicates a shift in the average high-temperature, receding from November's chilly 6.1°C (43°F) to a cold 0.4°C (32.7°F). December notes an average low temperature of -3.7°C (25.3°F), subtly down from the daytime highs.Humidity
In December, the average relative humidity is 90%.Rainfall
In Fastiv, in December, during 9.1 rainfall days, 38mm (1.5") of precipitation is typically accumulated. In Fastiv, during the entire year, the rain falls for 142.7 days and collects up to 441mm (17.36") of precipitation.Snowfall
January through April, October through December are months with snowfall. The month with the most snowfall in Fastiv is December, when snow falls for 14.8 days and typically aggregates up to 183mm (7.2") of snow.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year in Fastiv, Ukraine.On the first day of the month, sunrise is at 07:37 and sunset at 16:01. On the last day of December, sunrise is at 07:59 and sunset at 16:08 EET.
Sunshine
In December, the average sunshine is 3h.UV index
In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Fastiv, Ukraine
- Average high temperature in December: 0.4°C
The warmest month (with the highest average high temperature) is July (26.2°C).
The month with the lowest average high temperature is January (-2.1°C).
- Average low temperature in December: -3.7°C
The month with the highest average low temperature is July (15.3°C).
The coldest month (with the lowest average low temperature) is January (-6.6°C).
Average pressure in December
Fastiv, Ukraine
- Average pressure in December: 1018.3mbar
The month with the highest atmospheric pressure is October (1020.1mbar).
The month with the lowest atmospheric pressure is July (1012.8mbar).
Average wind speed in December
Fastiv, Ukraine
- Average wind speed in December: 13.9km/h
The windiest month (with the highest average wind speed) is December (13.9km/h).
The calmest month (with the lowest average wind speed) is August (10.2km/h).
Average humidity in December
Fastiv, Ukraine
- Average humidity in December: 90%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (62%).
Average rainfall in December
Fastiv, Ukraine
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is May (77mm).
The driest month (with the least rainfall) is September (21mm).
Average rainfall days in December
Fastiv, Ukraine
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in December
Fastiv, Ukraine
- Average snowfall in December: 183mm
The month with the highest snowfall is December (183mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Fastiv, Ukraine
- Average snowfall days in December: 14.8 days
The month with the highest number of snowfall days is January (18.2 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
Fastiv, Ukraine
- Average daylight in December: 8h and 12min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The months with the least sunshine are January and February (Average sunshine: 2h and 30min).
Average sunshine days in December
Fastiv, Ukraine
- Average sunshine days in December: 10.8 days
The month with the most sunshine days is August (19.7 days).
The month with the least sunshine days is February (7.9 days).
Average UV index in December
Fastiv, Ukraine
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in December
Fastiv, Ukraine
- Average cloud cover in December: 71
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in December
Fastiv, Ukraine
- Average visibility in December: 8km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January and February (7km).





