You can always find a zoo to visit. Below you can see when the zoos are open during the year. You will find only zoos that have reported their opening hours in this list. There might be even more option.
If a place has more than 7 opening days during a month, it is indicated in green. Click the names to see details and specific conditions concerning opening hours - or click through to the zoos' own websites.
40 of these 89 places are open all year - you will probably find one close to you!