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
With the onset of December, Ypäjä's average high-temperature slightly adjusts, moderately receding from November's cold 2.7°C (36.9°F) to a freezing cold -1°C (30.2°F). An average low-temperature of -4.5°C (23.9°F) characterizes Ypäjä's December nights.Humidity
The average relative humidity in December in Ypäjä, Finland, is 93%.Rainfall
In December, in Ypäjä, the rain falls for 7.4 days. Throughout December, 35mm (1.38") of precipitation is accumulated. In Ypäjä, during the entire year, the rain falls for 128.2 days and collects up to 406mm (15.98") of precipitation.Snowfall
Months with snowfall in Ypäjä are January through May, October through December. In Ypäjä, in December, snow falls for 15.8 days, with typically accumulated 147mm (5.79") of snow. Throughout the year, in Ypäjä, there are 82.5 snowfall days, and 750mm (29.53") of snow is accumulated.Daylight
December has the shortest days of the year in Ypäjä, with an average of 5h and 48min of daylight.On the first day of the month, sunrise is at 09:09 and sunset at 15:22. On the last day of December, sunrise is at 09:36 and sunset at 15:23 EET.
Sunshine
December has the least sunshine of the year, with an average of 1.7h of sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 1 during December translates into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Ypäjä in December?
What is the average humidity in December in Ypäjä?
How many days does it rain in December in Ypäjä?
How many days does it snow in December in Ypäjä?
What is the month with the shortest days in Ypäjä?
How many hours of daylight does Ypäjä have in December?
What time are sunrise and sunset in December in Ypäjä?
What is the month with the least sunshine in Ypäjä?
How many hours of sunshine does Ypäjä have in December?
What are the months with the lowest UV index in Ypäjä?
What is the UV index reading in December in Ypäjä?
Average temperature in December
Ypäjä, Finland
- Average high temperature in December: -1°C
The warmest month (with the highest average high temperature) is July (21.5°C).
The month with the lowest average high temperature is January (-4°C).
- Average low temperature in December: -4.5°C
The month with the highest average low temperature is July (12.2°C).
The coldest month (with the lowest average low temperature) is January (-8.1°C).
Average pressure in December
Ypäjä, Finland
- Average pressure in December: 1007.8mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in December
Ypäjä, Finland
- Average wind speed in December: 14.2km/h
The windiest month (with the highest average wind speed) is December (14.2km/h).
The calmest month (with the lowest average wind speed) is August (10.8km/h).
Average humidity in December
Ypäjä, Finland
- Average humidity in December: 93%
The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is May (68%).
Average rainfall in December
Ypäjä, Finland
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is July (54mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in December
Ypäjä, Finland
- Average rainfall days in December: 7.4 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in December
Ypäjä, Finland
- Average snowfall in December: 147mm
The month with the highest snowfall is February (165mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Ypäjä, Finland
- Average snowfall days in December: 15.8 days
The month with the highest number of snowfall days is February (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ypäjä, Finland
- Average daylight in December: 5h and 5min
The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).
- Average sunshine in December: 1h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in December
Ypäjä, Finland
- Average sunshine days in December: 11 days
The month with the most sunshine days is May (15.1 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in December
Ypäjä, 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
Ypäjä, Finland
- Average cloud cover in December: 75
The month with the most cloud cover is February (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in December
Ypäjä, Finland
- Average visibility in December: 7km
The months with the highest visibility are May, June, July and August (9km).
The month with the lowest visibility is February (6km).
