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 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
Weather in December
Temperature
December's onset records an average high-temperature of a still refreshing 14.1°C (57.4°F), a near match to November's 15.7°C (60.3°F). In December, the recorded average low-temperature in Eirol is a chilly 7°C (44.6°F).Humidity
In Eirol, the average relative humidity in December is 80%.Rainfall
In Eirol, in December, it is raining for 11.7 days, with typically 96mm (3.78") of accumulated precipitation. In Eirol, during the entire year, the rain falls for 123.9 days and collects up to 660mm (25.98") of precipitation.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 07:38 and sunset at 17:07. On the last day of the month, sunrise is at 07:57 and sunset at 17:17 WET.
Sunshine
In Eirol, Portugal, the average sunshine in December is 5.7h.UV index
January through March, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Eirol. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 3 suggests this advice:
Exercise prevention - Precautions against solar damage are endorsed. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Frequently asked questions
What is the temperature in December in Eirol?
What is the average humidity in December in Eirol?
How many days does it rain in December in Eirol?
What is the month with the shortest days in Eirol?
How many hours of daylight does Eirol have in December?
What time are sunrise and sunset in December in Eirol?
How long on average sun shines in December in Eirol?
When is the lowest UV index in Eirol?
What is the UV index intensity in December in Eirol?
Average temperature in December
Eirol, Portugal
- Average high temperature in December: 14.1°C
The warmest month (with the highest average high temperature) is August (28.4°C).
The month with the lowest average high temperature is January (13.1°C).
- Average low temperature in December: 7°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is January (5.7°C).
Average pressure in December
Eirol, Portugal
- Average pressure in December: 1022.6mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in December
Eirol, Portugal
- Average wind speed in December: 8.6km/h
The windiest month (with the highest average wind speed) is March (9km/h).
The calmest month (with the lowest average wind speed) is September (7.3km/h).
Average humidity in December
Eirol, Portugal
- Average humidity in December: 80%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are August and September (65%).
Average rainfall in December
Eirol, Portugal
- Average rainfall in December: 96mm
The wettest month (with the highest rainfall) is November (98mm).
The driest month (with the least rainfall) is July (5mm).
Average rainfall days in December
Eirol, Portugal
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is November (14.9 days).
The month with the least rainy days is August (3.3 days).
Average daylight in December /
Average sunshine in December
Eirol, Portugal
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Eirol, Portugal
- Average sunshine days in December: 18.2 days
The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is November (13.7 days).
Average UV index in December
Eirol, Portugal
- Average UV index in December: 3
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, March, November and December (UV index 3).
Average cloud cover in December
Eirol, Portugal
- Average cloud cover in December: 40
The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in December
Eirol, Portugal
- Average visibility in December: 9km
The months with the highest visibility are May, June, September, October and December (9km).
The months with the lowest visibility are January, February, March, April, July, August and November (8km).
Eirol, Portugal
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