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
The onset of December entails a subtle temperature shift, as the average high-temperature eases from a cold 5.7°C (42.3°F) in November to a still wintry 2.1°C (35.8°F). Niinja observes an average low-temperature of -0.5°C (31.1°F) during the slightly cooler nights of December.Humidity
In December, the average relative humidity in Niinja, Estonia, is 87%.Rainfall
In Niinja, in December, during 12 rainfall days, 34mm (1.34") of precipitation is typically accumulated. Throughout the year, there are 137.3 rainfall days, and 358mm (14.09") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In December, in Niinja, Estonia, it is snowing for 11.4 days. Throughout December, 56mm (2.2") of snow is accumulated. In Niinja, during the entire year, snow falls for 53.2 days and aggregates up to 280mm (11.02") of snow.Daylight
The month with the shortest days in Niinja is December, with an average of 6h and 24min of daylight.On the first day of the month, sunrise is at 08:51 and sunset at 15:36. On the last day of December, sunrise is at 09:16 and sunset at 15:38 EET.
Sunshine
The month with the least sunshine is December, with an average of 1.8h of sunshine.UV index
The months with the lowest UV index are January through March and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: In December, the maximum UV index of 1 suggests these recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. 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 it in Niinja in December?
What is the average humidity in December in Niinja?
How many days does it rain in December in Niinja?
How much does it snow in Niinja in December?
What is the month with the shortest days in Niinja?
What is the average length of the day in December in Niinja?
What time are sunrise and sunset in December in Niinja?
What is the month with the least sunshine in Niinja?
How long on average sun shines in December in Niinja?
What are the months with the lowest UV index in Niinja?
How high is the UV index in December in Niinja?
Average temperature in December
Niinja, Estonia
- Average high temperature in December: 2.1°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is February (-1.1°C).
- Average low temperature in December: -0.5°C
The months with the highest average low temperature are July and August (15°C).
The coldest month (with the lowest average low temperature) is February (-4.7°C).
Average pressure in December
Niinja, Estonia
- Average pressure in December: 1009.3mbar
The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).
Average wind speed in December
Niinja, Estonia
- Average wind speed in December: 22.7km/h
The windiest month (with the highest average wind speed) is December (22.7km/h).
The calmest month (with the lowest average wind speed) is May (14.8km/h).
Average humidity in December
Niinja, Estonia
- Average humidity in December: 87%
The month with the highest relative humidity is February (91%).
The months with the lowest relative humidity are May, June, July and August (75%).
Average rainfall in December
Niinja, Estonia
- Average rainfall in December: 34mm
The wettest month (with the highest rainfall) is July (43mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in December
Niinja, Estonia
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is August (15.8 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in December
Niinja, Estonia
- Average snowfall in December: 56mm
The month with the highest snowfall is January (71mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Niinja, Estonia
- Average snowfall days in December: 11.4 days
The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Niinja, Estonia
- Average daylight in December: 6h and 2min
The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in December: 1h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in December
Niinja, Estonia
- Average sunshine days in December: 7.2 days
The month with the most sunshine days is May (18.2 days).
The month with the least sunshine days is December (7.2 days).
Average UV index in December
Niinja, Estonia
- 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, February, March and December (UV index 1).
Average cloud cover in December
Niinja, Estonia
- Average cloud cover in December: 78
The month with the most cloud cover is December (Cloud cover 78).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in December
Niinja, Estonia
- Average visibility in December: 9km
The months with the highest visibility are May, June, July, August, September and October (10km).
The month with the lowest visibility is February (8km).
