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
Transition into December subtly marks a drop in the average high-temperature, moderately moving from an icy 2.5°C (36.5°F) in November to a subzero cold -1.7°C (28.9°F). An average low-temperature of -4.8°C (23.4°F) is witnessed throughout the month of December in Lempäälä, a mere drop from the daytime peak.Humidity
In December, the average relative humidity is 93%.Rainfall
In Lempäälä, in December, during 4.9 rainfall days, 19mm (0.75") of precipitation is typically accumulated. In Lempäälä, Finland, during the entire year, the rain falls for 114.5 days and collects up to 256mm (10.08") of precipitation.Snowfall
January through May, October through December are months with snowfall in Lempäälä. In Lempäälä, Finland, during December, snow falls for 15.1 days and regularly aggregates up to 84mm (3.31") of snow. Throughout the year, there are 85.3 snowfall days, and 453mm (17.83") of snow is accumulated.Daylight
The month with the shortest days in Lempäälä is December, with an average of 5h and 36min of daylight.On the first day of December in Lempäälä, Finland, sunrise is at 09:12 and sunset at 15:15. On the last day of the month, sunrise is at 09:40 and sunset at 15:16 EET.
Sunshine
With an average of 1.6h of sunshine, December has the least sunshine of the year in Lempäälä.UV index
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum UV index of 1 in December translates into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Lempäälä in December?
What is the average humidity in December in Lempäälä?
How much does it rain in Lempäälä in December?
How much does it snow in Lempäälä in December?
What is the month with the shortest days in Lempäälä?
What is the average length of the day in December in Lempäälä?
When is the sunrise / sunset in December in Lempäälä?
What is the month with the least sunshine in Lempäälä?
How long on average sun shines in December in Lempäälä?
When is the lowest UV index in Lempäälä?
What is the UV index intensity in December in Lempäälä?
Average temperature in December
Lempäälä, Finland
- Average high temperature in December: -1.7°C
The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is January (-4.3°C).
- Average low temperature in December: -4.8°C
The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is January (-8.4°C).
Average pressure in December
Lempäälä, Finland
- Average pressure in December: 1007.5mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1007.5mbar).
Average wind speed in December
Lempäälä, Finland
- Average wind speed in December: 12.6km/h
The windiest month (with the highest average wind speed) is December (12.6km/h).
The calmest month (with the lowest average wind speed) is July (10km/h).
Average humidity in December
Lempäälä, Finland
- Average humidity in December: 93%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (66%).
Average rainfall in December
Lempäälä, Finland
- Average rainfall in December: 19mm
The wettest month (with the highest rainfall) is July (37mm).
The driest months (with the least rainfall) are March and April (16mm).
Average rainfall days in December
Lempäälä, Finland
- Average rainfall days in December: 4.9 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (3 days).
Average snowfall in December
Lempäälä, Finland
- Average snowfall in December: 84mm
The months with the highest snowfall are January, February and March (86mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Lempäälä, Finland
- Average snowfall days in December: 15.1 days
The month with the highest number of snowfall days is March (17.8 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Lempäälä, Finland
- Average daylight in December: 5h and 4min
The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 36min).
- Average sunshine in December: 1h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).
Average sunshine days in December
Lempäälä, Finland
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is October (17.1 days).
The month with the least sunshine days is February (10.4 days).
Average UV index in December
Lempäälä, Finland
- 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
Lempäälä, Finland
- Average cloud cover in December: 76
The month with the most cloud cover is February (Cloud cover 79).
The months with the least cloud cover are July and August (Cloud cover 44).
Average visibility in December
Lempäälä, Finland
- 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, February and March (6km).
