Click on a day for an hourly weather forecast
The temperatures in Zagreb in May are quite cold with temperatures between 9°C and 21°C, warm clothes are a must.
You can expect rain for roughly half of the month of May in Zagreb. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Zagreb in May 2025.
If you’re planning to visit Zagreb in the near future, we highly recommend that you review the 14 day weather forecast for Zagreb before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -2° | 6 | 15 | 10 | 67 mm | Awful | Zagreb in January |
| February | 6° / 0° | 6 | 15 | 8 | 91 mm | Awful | Zagreb in February |
| March | 12° / 3° | 5 | 23 | 3 | 65 mm | Bad | Zagreb in March |
| April | 17° / 7° | 5 | 24 | 1 | 78 mm | Good | Zagreb in April |
| May | 21° / 9° | 9 | 22 | 0 | 148 mm | Ok | Zagreb in May |
| June | 25° / 13° | 8 | 22 | 0 | 134 mm | Good | Zagreb in June |
| July | 28° / 15° | 6 | 25 | 0 | 109 mm | Perfect | Zagreb in July |
| August | 29° / 15° | 4 | 27 | 0 | 88 mm | Good | Zagreb in August |
| September | 23° / 11° | 6 | 24 | 0 | 124 mm | Perfect | Zagreb in September |
| October | 17° / 7° | 5 | 25 | 0 | 98 mm | Good | Zagreb in October |
| November | 11° / 4° | 6 | 22 | 2 | 107 mm | Bad | Zagreb in November |
| December | 6° / 0° | 5 | 21 | 5 | 62 mm | Awful | Zagreb in December |