Ostia Antica

Ostia Antica is an ancient city and archaeological site in Italy. It is one of the 34 most looked-up sights in the country on English Wikipedia.
Planning a visit
The site is located 22 km from Rome and 6 km from the Rome–Fiumicino Leonardo da Vinci International Airport. It can be combined with visits to the Basilica of Saint Paul Outside the Walls, the Pyramid of Cestius, Santa Maria in Trastevere, the Gardens of Vatican City, or St. Peter's Basilica.
July and August are the driest months, with highs of 26 °C and about 18 mm to 27 mm of rain. October is the wettest month, with about 121 mm of rain. Temperatures range from lows of 8 °C in January and February to highs of 26 °C in the summer months. Opening hours vary by season: from 08:30 to 16:30 between October 29 and February 15; 08:30 to 17:00 between February 16 and March 15; 08:30 to 17:30 from March 16 to 24; 08:30 to 19:15 from March 25 to August 31; 08:30 to 19:00 in September; and 08:30 to 18:30 from October 1 to 28. The site does not provide wheelchair access.
Weather by month
The warmest month is August, with an average high of 26 °C. The wettest is October, with about 121 mm of rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | 12 | 12 | 14 | 16 | 20 | 23 | 26 | 26 | 24 | 20 | 16 | 13 |
| Average low, °C | 8 | 8 | 10 | 12 | 16 | 19 | 22 | 23 | 20 | 17 | 13 | 10 |
| Rainfall, mm | 72 | 70 | 58 | 74 | 47 | 26 | 18 | 27 | 76 | 121 | 117 | 107 |
| Rainy days | 11 | 9 | 10 | 8 | 11 | 7 | 3 | 6 | 9 | 11 | 13 | 11 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.