Coimbra weather in September
Temperature, rain and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Excellent
Best time to visit: May – September
What is the weather like in Coimbra in September?
In September, Coimbra is warm: daytime highs average 26 °C, and nights cool down to about 15 °C. The sun shines for around 9 hours a day. Rain falls on about 6 days, adding up to 48 mm. On about 6 days the thermometer climbs to 30 °C or more. All in all, September is an excellent month for a holiday in Coimbra.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 92 | 95 | 74 |
| Day | 28° | 26° | 22° |
| Night | 16° | 15° | 13° |
| Sun | 10 h | 9 h | 6 h |
| Rain days | 2 | 6 | 12 |
More details for September
- Daylight
- 12 h 31 min07:13 – 19:45
- UV index
- 6 · highclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 20 km/haverage daily peakAll months
- Cloud cover
- 42 %on averageAll months
- Hot days
- 6 days30 °C or moreAll months
- Time zone
- UTC+1Europe/Lisbon
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %92 %
- Few rainy daysweight 30 %89 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in September
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- A jumper for the evenings
Coimbra in September: quick answers
Is Coimbra hot in September?
Warm rather than hot: in September, daytime highs in Coimbra average 26 °C and nights cool to about 15 °C. On about 6 days the thermometer climbs to 30 °C or more.
Does it rain much in Coimbra in September?
Rain falls on about 6 days, adding up to 48 mm.
Coimbra month by month
The whole year in CoimbraAll destinations: PortugalWhere to go in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences