Colonia Claudia Ara Agrippinensium
Cologne, Germany UNESCO World Heritage Site

Colonia Claudia Ara Agrippinensium is a Roman colony and archaeological site in Cologne. It is part of a UNESCO World Heritage Site and the Lower German Limes.
Planning a visit
The weather in Cologne varies by month. The warmest months are July and August, with daily highs of 23 °C and lows of 14 °C. The coldest month is January, with a high of 5 °C and a low of 0 °C. Rainfall is distributed throughout the year, with the highest amount of rain occurring in June at 80 mm.
To reach the site, you can fly into Cologne Bonn Airport, which is 15 km away. The site is located 476 km from Berlin. While visiting, you can see the Wallraf–Richartz Museum 0.1 km away, the Cologne Cathedral 0.4 km away, or the Hohenzollern Bridge 0.7 km away. The Augustusburg and Falkenlust Palaces in Brühl are 12.8 km away. This site is one of the 134 sights of Germany listed on this website and is ranked 90th in popularity based on English Wikipedia lookups.
Weather by month
The warmest month is July, with an average high of 23 °C. Rain is spread fairly evenly through the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | 5 | 6 | 10 | 14 | 18 | 21 | 23 | 23 | 19 | 14 | 9 | 6 |
| Average low, °C | 0 | 0 | 3 | 5 | 9 | 12 | 15 | 14 | 12 | 8 | 4 | 1 |
| Rainfall, mm | 66 | 55 | 66 | 52 | 69 | 80 | 76 | 73 | 69 | 68 | 71 | 74 |
| Rainy days | 16 | 13 | 14 | 10 | 12 | 13 | 13 | 13 | 11 | 13 | 14 | 16 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.