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
São Roque do Faial marks the arrival of December with an average high-temperature of a refreshing 18.7°C (65.7°F), hardly different from November's 20°C (68°F). São Roque do Faial in December experiences a minor decline in temperature, with an average low of 17.5°C (63.5°F) at night.Humidity
In December, the average relative humidity is 74%.Rainfall
In São Roque do Faial, in December, during 13.4 rainfall days, 27mm (1.06") of precipitation is typically accumulated. Throughout the year, in São Roque do Faial, there are 116.4 rainfall days, and 232mm (9.13") of precipitation is accumulated.Daylight
The month with the shortest days in São Roque do Faial is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 07:52 and sunset at 18:01. On the last day of December, in São Roque do Faial, sunrise is at 08:09 and sunset at 18:11 WET.
Sunshine
The months with the least sunshine are January and December, with an average of 7.6h of sunshine.UV index
The months with the lowest UV index in São Roque do Faial are January through June, November and December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 5 during December translates into the following directions:
Make use of precautions - It is urged to ward off sun damage. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What are December temperatures in São Roque do Faial?
What is the average humidity in December in São Roque do Faial?
How much does it rain in São Roque do Faial in December?
What is the month with the shortest days in São Roque do Faial?
What is the average length of the day in December in São Roque do Faial?
What time are sunrise and sunset in December in São Roque do Faial?
What is the month with the least sunshine in São Roque do Faial?
How many hours of sunshine does São Roque do Faial have in December?
What is the month with the lowest UV index in São Roque do Faial?
What is the UV index reading in December in São Roque do Faial?
Average temperature in December
São Roque do Faial, Portugal
- Average high temperature in December: 18.7°C
The warmest month (with the highest average high temperature) is August (23°C).
The months with the lowest average high temperature are February and March (16.9°C).
- Average low temperature in December: 17.5°C
The month with the highest average low temperature is September (21.7°C).
The coldest month (with the lowest average low temperature) is March (15.1°C).
Average pressure in December
São Roque do Faial, Portugal
- Average pressure in December: 1022.4mbar
The month with the highest atmospheric pressure is January (1024.1mbar).
The month with the lowest atmospheric pressure is October (1017mbar).
Average wind speed in December
São Roque do Faial, Portugal
- Average wind speed in December: 22.3km/h
The windiest month (with the highest average wind speed) is February (23km/h).
The calmest month (with the lowest average wind speed) is September (17.7km/h).
Average humidity in December
São Roque do Faial, Portugal
- Average humidity in December: 74%
The months with the highest relative humidity are June and August (80%).
The month with the lowest relative humidity is February (73%).
Average rainfall in December
São Roque do Faial, Portugal
- Average rainfall in December: 27mm
The wettest month (with the highest rainfall) is October (44mm).
The driest month (with the least rainfall) is August (3mm).
Average rainfall days in December
São Roque do Faial, Portugal
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is November (16 days).
The month with the least rainy days is August (3.9 days).
Average daylight in December /
Average sunshine in December
São Roque do Faial, Portugal
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 7h and 4min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The months with the least sunshine are January and December (Average sunshine: 7h and 36min).
Average sunshine days in December
São Roque do Faial, Portugal
- Average sunshine days in December: 12 days
The month with the most sunshine days is August (20.9 days).
The month with the least sunshine days is November (8.4 days).
Average UV index in December
São Roque do Faial, Portugal
- Average UV index in December: 5
The months with the highest UV index are July, August, September and October (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, November and December (UV index 5).
Average cloud cover in December
São Roque do Faial, Portugal
- Average cloud cover in December: 39
The month with the most cloud cover is November (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
São Roque do Faial, Portugal
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
São Roque do Faial, Portugal
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