Weather in December in Lisbon
| < December > | ||
|---|---|---|
| Normal Max/ High Temperature | 15°C (59°F) | |
| Average Temperature | 12°C (53°F) | |
| Min/ Low Temperature | 9°C (48°F) | |
| Average Sea or Water Temp | 14°C(57°F) | |
| Normal Precipitation | 108mm (4.3in) | |
| Number of Wet Days (probability of rain on a day) | 15 (48%) | |
| Average Sunlight per day | 05h 07' | |
| Average Daylight per day | 09h 29' | |
| Sunny (Cloudy) Daylight Hours | 55% (45%) | |
| Sun altitude at solar noon on the 21st day. | 27.9° | |
- The average sea tempeature is 14 °C (57.2 °F).
- The average temperature in Lisbon in December is quite mild at 11.8 °C (53.24 °F).
- Afternoons can be mild with average high temperatures reaching 14.8 °C (58.6 °F).
- Overnight temperatures are generally a little cool with an average low of 8.9 °C (48 °F).
- In December there is a variation/ range of daily average temperatures of 5.9 °C (10.6 °F).
- Precipitation averages for December are high with 108mm (4.3 in) recorded across 15 days.
- The skies in Lisbon are slightly fair having on average a mediocre 5h 07' of brilliant solar radiation per day.
- The shortest day is 9h 26' long and the longest day is 9h 38' long with an average length of 9h 29'.
- There are approximately 4h 12' per day when the sun is occluded by cloud, haze, fog etc.
- It is sunny approximately 54.9% of daylight hours and cloudy 45.1% of daylight hours.
Weather Trend Graph for December in Lisbon, Portugal
