Geres Weather in September
September in Geres brings high temperatures, with daytime highs of 23°C (73°F) and nights around 12°C (54°F). Quite a bit of rainfall is expected, around 101 mm (4 in), so pack an umbrella.
Rainfall in Geres in September
You can expect rain on roughly 10 days based on historical data, averaging 101 mm (4 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Geres in September
Geres in September gets highs of 23°C (73°F) during the day and drops to 12°C (54°F) at night. The month of September belongs to the summer season. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Geres in September
The city usually sees around 230 hours of sunlight, indicating many sunny days — a great month for sightseeing.If your ideal day consists of dry skies and pleasant temperatures, June, July and August typically offer the best circumstances for Geres.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Geres's climate page.
Geres Temperature in September
Min Temperature
12°C (54°F)
Max Temperature
23°C (73°F)
Chance of Rain
34%
Precipitation
101 mm (4 in)
Rainy days
10 days
Humidity
74% *
Sunshine
230 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Geres typically stay consistent throughout September, with daily highs averaging around 23°C (73°F). Nights are cool, with lows typically ranging from 13°C (55°F) to 15°C (59°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Geres in September
Browse day-by-day weather records for Geres spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Geres historical weather extremes in September
Based on 49 years of weather observations in Geres between 1976 and 2025, these are the recorded extremes.
- The hottest September day on record in Geres reached 36°C (97°F) (September 6, 2016).
- On September 19, 2000, Geres saw its coldest September day with temperatures maxing out at 15°C (59°F).
- The coldest night in September in Geres was on September 30, 1993, with a minimum of 7°C (45°F).
Best Places in Portugal in September
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in September →
perfect weather
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What to Wear in Geres in September
For Geres in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Geres in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Geres's climate page.
Temperature Rainfall Sunshine Humidity
See the full Geres climate overview or explore weather in Portugal.
