Climate averages 1991–2020
Braga weather
in September.
A warm, moderately wet month: the 3rd warmest and the 4th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Braga: daytime highs average 23.8°C and nights cool to about 13.7°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 79 mm of rain on roughly 7 days, which makes September a moderately wet month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 31 min on an average September day.
The nearest other city in this atlas is Porto (47 km away). In September its highs average 24.1°C, about as warm as Braga, with 64 mm of rain.
Among the 12 cities listed in Portugal, Braga ranks 11th of 12 for the warmest September highs and 12th of 12 for the driest September (rainfall, lowest first). The mean September high of those 12 cities is 24.6°C; Braga is 0.8°C cooler than that mean.
From September to October, average highs fall by 4.5°C to 19.4°C, and monthly rainfall rises from 79 mm to 210 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Braga climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 11.9°C3.7°C | 3.7°C | 191 | 12.5 | 9.510 h |
| February | 13.1°C3.8°C | 3.8°C | 126 | 9.8 | 10.611 h |
| March | 15.7°C5.8°C | 5.8°C | 147 | 10.6 | 11.912 h |
| April | 17.1°C7.5°C | 7.5°C | 142 | 12.4 | 13.313 h |
| May | 19.9°C10.2°C | 10.2°C | 121 | 11.3 | 14.514 h |
| June | 23.3°C13.1°C | 13.1°C | 48 | 6.6 | 15.115 h |
| July | 26.0°C15.1°C | 15.1°C | 28 | 4.2 | 14.915 h |
| August | 26.4°C15.4°C | 15.4°C | 39 | 4.8 | 13.814 h |
| September, selected | 23.8°C13.7°C | 13.7°C | 79 | 6.8 | 12.513 h |
| October | 19.4°C10.7°C | 10.7°C | 210 | 13.0 | 11.111 h |
| November | 14.7°C7.0°C | 7.0°C | 200 | 13.2 | 9.910 h |
| December | 12.5°C4.8°C | 4.8°C | 205 | 13.1 | 9.29 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Porto in SeptemberPortugal · 47 kmHigh 24.1°C · Low 15.7°C · 64 mm rain
- Vigo in SeptemberSpain · 80 kmHigh 22.0°C · Low 14.6°C · 88 mm rain
- Ourense in SeptemberSpain · 99 kmHigh 24.4°C · Low 13.5°C · 48 mm rain
- Pontevedra in SeptemberSpain · 100 kmHigh 23.3°C · Low 14.8°C · 84 mm rain
- Aveiro in SeptemberPortugal · 102 kmHigh 25.1°C · Low 15.8°C · 51 mm rain
- Viseu in SeptemberPortugal · 108 kmHigh 24.3°C · Low 13.7°C · 66 mm rain
- Santiago de Compostela in SeptemberSpain · 148 kmHigh 21.7°C · Low 12.6°C · 69 mm rain
- Coimbra in SeptemberPortugal · 150 kmHigh 26.3°C · Low 15.0°C · 49 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Braga) is explained once on the Braga year overview and on the Sources, method and limits page.