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
Iivantiira observes a small decrease in the average high-temperature with the arrival of December, falling from November's -0.8°C (30.6°F) to a still subzero cold -4.8°C (23.4°F). A slight dip in temperature to a still freezing cold -8.9°C (16°F) marks the average nights during December.Humidity
January, February and December, with an average relative humidity of 96%, are the most humid months in Iivantiira, Finland.Rainfall
In December, in Iivantiira, the rain falls for 3.3 days. Throughout December, 39mm (1.54") of precipitation is accumulated. In Iivantiira, during the entire year, the rain falls for 125.2 days and collects up to 497mm (19.57") of precipitation.Snowfall
Months with snowfall in Iivantiira are January through June, September through December. December is the month with the most snowfall. Snow falls for 25.5 days and accumulates 280mm (11.02") of snow.Daylight
With an average of 4h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 09:25 and sunset at 14:16. On the last day of December, in Iivantiira, sunrise is at 09:58 and sunset at 14:11 EET.
Sunshine
December has the least sunshine of the year, with an average of 0.5h of sunshine.UV index
January through April, October through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 1 in December leads to these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Iivantiira in December?
What is the most humid month in Iivantiira?
What is the average humidity in December in Iivantiira?
How many days does it rain in December in Iivantiira?
What is the snowiest month in Iivantiira?
How many days does it snow in December in Iivantiira?
What is the month with the shortest days in Iivantiira?
How many hours of daylight does Iivantiira have in December?
When are sunrise and sunset in December in Iivantiira?
What is the month with the least sunshine in Iivantiira?
How many hours of sunshine does Iivantiira have in December?
What are the months with the lowest UV index in Iivantiira?
What is the UV index intensity in December in Iivantiira?
Average temperature in December
Iivantiira, Finland
- Average high temperature in December: -4.8°C
The warmest month (with the highest average high temperature) is July (20.1°C).
The month with the lowest average high temperature is January (-8°C).
- Average low temperature in December: -8.9°C
The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is January (-12.8°C).
Average pressure in December
Iivantiira, Finland
- Average pressure in December: 1006.7mbar
The month with the highest atmospheric pressure is May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1006.7mbar).
Average wind speed in December
Iivantiira, Finland
- Average wind speed in December: 12.3km/h
The windiest month (with the highest average wind speed) is November (12.4km/h).
The calmest month (with the lowest average wind speed) is July (10km/h).
Average humidity in December
Iivantiira, Finland
- Average humidity in December: 96%
The months with the highest relative humidity are January, February and December (96%).
The month with the lowest relative humidity is June (69%).
Average rainfall in December
Iivantiira, Finland
- Average rainfall in December: 39mm
The wettest month (with the highest rainfall) is July (58mm).
The driest month (with the least rainfall) is February (30mm).
Average rainfall days in December
Iivantiira, Finland
- Average rainfall days in December: 3.3 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (1.7 days).
Average snowfall in December
Iivantiira, Finland
- Average snowfall in December: 280mm
The month with the highest snowfall is December (280mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in December
Iivantiira, Finland
- Average snowfall days in December: 25.5 days
The month with the highest number of snowfall days is December (25.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Iivantiira, Finland
- Average daylight in December: 4h and 1min
The month with the longest days is June (Average daylight: 21h and 6min).
The month with the shortest days is December (Average daylight: 4h and 12min).
- Average sunshine in December: 0h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 0h and 30min).
Average sunshine days in December
Iivantiira, Finland
- Average sunshine days in December: 5.9 days
The month with the most sunshine days is May (11.8 days).
The month with the least sunshine days is December (5.9 days).
Average UV index in December
Iivantiira, Finland
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).
Average cloud cover in December
Iivantiira, Finland
- Average cloud cover in December: 85
The months with the most cloud cover are January and December (Cloud cover 85).
The month with the least cloud cover is July (Cloud cover 49).
Average visibility in December
Iivantiira, Finland
- Average visibility in December: 5km
The months with the highest visibility are June and July (9km).
The months with the lowest visibility are January, February, March and December (5km).
