Siena Weather in April
April in Siena brings pleasant temperatures, with highs of 18°C (64°F) and nights dropping to 7°C (45°F). Rainfall is on the higher side this month, averaging around 85 mm (3.3 in), so keep a rain jacket handy.
Rainfall in Siena in April
Typically, you can expect about 14 days of rain this month, with 85 mm (3.3 in) on average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Siena in April
Siena in April gets highs of 18°C (64°F) during the day and drops to 7°C (45°F) at night. Conditions are often most pleasant around the middle of the day. With overnight lows of 7°C (45°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Siena in April
Enjoy a sunny month with about 201 hours of sunshine, the clear skies make Siena even more beautiful.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June and September typically offer the best weather for Siena.
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 Siena's climate page.
Siena Temperature in April
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Siena typically stay consistent throughout April, with daily highs averaging around 18°C (64°F). Nights are cold, with lows typically ranging from 6°C (43°F) to 10°C (50°F).
Average temperatures in April
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 April
Historical weather for Siena in April
Browse day-by-day weather records for Siena spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Siena historical weather extremes in April
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Siena.
- On April 13, 2024, temperatures climbed to 28°C (82°F), marking the warmest April day on record.
- On April 20, 1991, Siena saw its coldest April day with temperatures maxing out at 7°C (45°F).
- The coldest night in April in Siena was on April 8, 2003, with a minimum of -3°C (27°F).
Best Places in Italy in April
Find out more about the weather in Italy and which places have the best travel conditions in this month. See all of Italy in April →
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What to Wear in Siena in April
Comfortable temperatures call for an easy wardrobe in April. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Siena in April
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 Siena's climate page.
See the full Siena climate overview or explore weather in Italy.