Weather in September in Lisbon
| < September > | ||
|---|---|---|
| Normal Max/ High Temperature | 26°C (80°F) | |
| Average Temperature | 22°C (71°F) | |
| Min/ Low Temperature | 17°C (63°F) | |
| Average Sea or Water Temp | 17°C(63°F) | |
| Normal Precipitation | 26mm (1in) | |
| Number of Wet Days (probability of rain on a day) | 6 (20%) | |
| Average Sunlight per day | 09h 00' | |
| Average Daylight per day | 12h 23' | |
| Sunny (Cloudy) Daylight Hours | 74% (26%) | |
| Sun altitude at solar noon on the 21st day. | 51.9° | |
- The average sea tempeature is 17 °C (62.6 °F).
- The average temperature in Lisbon in September is really warm at 21.7 °C (71.06 °F).
- Afternoons can be hot with average high temperatures reaching 26.4 °C (79.5 °F).
- Overnight temperatures are generally very mild with an average low of 17 °C (62.6 °F).
- In September the average diurnal temperature variation/ range is 9.4 °C (16.9 °F).
- Precipitation averages for September are low with 26mm (1 in) recorded across 6 days.
- The heavens above Lisbon are sunny with on average a sizable 9h 00' of blazing sunshine daily.
- The shortest day is 11h 46' long and the longest day is 13h 00' long with an average length of 12h 23'.
- There are approximately 3h 13' per day when the sun is occluded by cloud, haze, fog etc.
- It is sunny approximately 73.6% of daylight hours and cloudy 26.4% of daylight hours.
Weather Trend Graph for September in Lisbon, Portugal
