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 arrival of December coincides with an average high-temperature of a frosty 9.7°C (49.5°F), indicating a minimal shift from November's 12.1°C (53.8°F). Nighttime temperatures consistently average a wintry 2.8°C (37°F) during December.Humidity
In Agrobom, Portugal, the average relative humidity in December is 82%.Rainfall
In Agrobom, during December, the rain falls for 10.5 days and regularly aggregates up to 49mm (1.93") of precipitation. In Agrobom, during the entire year, the rain falls for 120.8 days and collects up to 376mm (14.8") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Agrobom, in December, during 0.5 snowfall days, 9mm (0.35") of snow is typically accumulated. In Agrobom, during the entire year, snow falls for 3.6 days and aggregates up to 30mm (1.18") of snow.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 07:34 and sunset at 16:58. On the last day of the month, sunrise is at 07:53 and sunset at 17:08 WET.
Sunshine
In Agrobom, the average sunshine in December is 5.2h.UV index
The months with the lowest UV index in Agrobom are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: In December, an average UV index of 2 transforms into the following instructions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Considering the harmful UV rays from the Sun during midday, it's essential to reduce 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. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days in Agrobom?
How many hours of daylight does Agrobom have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Agrobom have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Agrobom, Portugal
- Average high temperature in December: 9.7°C
The warmest month (with the highest average high temperature) is August (29.5°C).
The month with the lowest average high temperature is January (8.9°C).
- Average low temperature in December: 2.8°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 (1.9°C).
Average pressure in December
Agrobom, Portugal
- Average pressure in December: 1023.1mbar
The month with the highest atmospheric pressure is December (1023.1mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in December
Agrobom, Portugal
- Average wind speed in December: 10.3km/h
The windiest month (with the highest average wind speed) is March (13.2km/h).
The calmest month (with the lowest average wind speed) is September (10km/h).
Average humidity in December
Agrobom, Portugal
- Average humidity in December: 82%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (47%).
Average rainfall in December
Agrobom, Portugal
- Average rainfall in December: 49mm
The wettest month (with the highest rainfall) is November (54mm).
The driest month (with the least rainfall) is August (7mm).
Average rainfall days in December
Agrobom, Portugal
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is April (16.6 days).
The month with the least rainy days is August (2.9 days).
Average snowfall in December
Agrobom, Portugal
- Average snowfall in December: 9mm
The month with the highest snowfall is February (13mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Agrobom, Portugal
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Agrobom, Portugal
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Agrobom, Portugal
- Average sunshine days in December: 18.8 days
The month with the most sunshine days is August (26.1 days).
The month with the least sunshine days is April (12 days).
Average UV index in December
Agrobom, Portugal
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Agrobom, Portugal
- Average cloud cover in December: 44
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in December
Agrobom, Portugal
- Average visibility in December: 9km
The months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (8km).
