Pisa Weather in September
Pisa in September sees high temperatures, with highs around 25°C (77°F) and overnight lows of 18°C (64°F). Rainfall is fairly high at around 116 mm (4.6 in) on average, so pack waterproofs just in case.
Rainfall in Pisa in September
Based on our climate data of the past 30 years, about 9 days of rain are anticipated, with 116 mm (4.6 in) on average. 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 Pisa in September
In September, Pisa sees high temperatures, with highs of 25°C (77°F). Nights drop to around 18°C (64°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 18°C (64°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Pisa in September
With approximately 219 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.
Average water temperature in September
The water is 22°C (72°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.If you prefer dry days with pleasant temperatures, May, June, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Italy, check out our Pisa's climate page.
Pisa Temperature in September
Min Temperature
18°C (64°F)
Max Temperature
25°C (77°F)
Water Temperature
22°C (72°F)
Chance of Rain
29%
Precipitation
116 mm (4.6 in)
Rainy days
9 days
Humidity
71%
Sunshine
219 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Pisa typically drop from around 27°C (81°F) at the start of September to approximately 24°C (75°F) by the end. Nights are cool, with lows typically ranging from 11°C (52°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 Pisa in September
Browse day-by-day weather records for Pisa spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Pisa historical weather extremes in September
Based on weather observations in Pisa between 1976 and 2025, these are the recorded extremes during September.
- Pisa recorded its highest September temperature of 34°C (93°F) on September 1, 2009.
- Pisa experienced its chilliest September day on September 25, 2025, reaching only 14°C (57°F).
Best Places in Italy in September
Find out more about the weather in Italy and which places have the best travel conditions in this month. See all of Italy in September →
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What to Wear in Pisa in September
For Pisa 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. With water temperatures around 22°C (72°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Pisa 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 Italy, check out our Pisa's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Pisa climate overview or explore weather in Italy.
