What September feels like in Faro
In Faro, September brings early autumn. Afternoons reach about 25.4°C (77.7°F), about 2.8°C (5°F) below the August peak: warm enough for short sleeves. Nights fall to about 19.2°C (66.6°F), about 6.2°C (11.2°F) below the afternoon, still warm enough for short sleeves. Humidity averages 69%: hot spells feel a little sticky.
Rain in Faro in September
Rain is rare, about 3 wet days in 30; wet days bring about 6.5 mm (0.3 in), enough to soak you without an umbrella, lighter than the city's usual 8.3 mm.
How September compares to the rest of the year
September is the 3rd warmest month of the year; afternoons are 2.8°C (5°F) cooler than in August, with 17 mm more rain. Temperatures keep falling into October, to about 22.8°C (73°F), and it gets wetter.
September in Faro: what 20 years show
Based on monthly averages from 2006–2025, not daily records.
Usual range
In most years September averages 24–27°C (74–81°F) in the afternoon, with 1–42 mm of rain. Rain falls about one day in 10 in an average September.
Records
| Record | Year | Avg high | Rain | Rainy days |
|---|---|---|---|---|
| Warmest September | 2025 | 27.7°C (81.9°F) | 1 mm | 0 |
| Coolest September | 2008 | 23.1°C (73.6°F) | 99 mm | 5 |
| Wettest September | 2008 | 23.1°C (73.6°F) | 99 mm | 5 |
| Driest September | 2017 | 27.1°C (80.8°F) | 0 mm | 0 |
Odds across years
In 6 of 20 years, September had 4 or more rainy days. In 6 of 20 years, it had under 4 mm of rain. In 3 of 20 years, the average high reached 27°C (80.6°F) or more. In 4 of 20 years, it stayed below 24°C (75.2°F).
Who September suits
- Sightseeing: a good fit — daytime temperatures are fine for walking around.
- Parks & outdoor: a good fit — comfortable for long walks and picnics.
Tips for visiting Faro in September
Sunglasses
Sun comes and goes, but sunglasses are still worth a place in your bag.
What to wear in Faro in September
These are estimates from monthly averages, so read each temperature as "around".
By time of day
- Morning, around 20°C (69°F): light clothes with a thin layer to start.
- Afternoon, around 25°C (78°F): light, breathable clothes are enough.
- Evening, around 22°C (72°F): add the thin layer again.
Cooler year or hotter year
In a cooler year like 2008, September highs averaged 23.1°C (73.6°F), so a light extra layer is worth packing. In a hotter year like 2025 they reached 27.7°C (81.9°F), so keep your clothes light.
Packing for 7 days
Expect about 1 wet day in a week, with about 6.5 mm (0.3 in) on that day.
- Light, breathable clothes
- A thin layer for the morning and evening
- Sunglasses and a light hat
- Comfortable walking shoes
Travelling on specific dates? Check your exact dates in the Trip Planner.
Quick questions
How warm is Faro in September?
Afternoons average 25.4°C (77.7°F) and nights about 19.2°C (66.6°F), warm by most people's standards; it is the 3rd warmest month of the year.
Does it rain a lot in Faro in September?
No: only about 3 rainy days and 20 mm for the whole month.
What should I wear in Faro in September?
Pack sunglasses, plus a layer for cool mornings and evenings.
Is September or October better for visiting Faro?
September scores clearly better on our climate ranking (#2 of 12 vs #7). October is cooler and has more rainy days.
