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The weather in Trieste in January is very cold with temperatures between 0°C and 7°C, warm clothes are a must.
You can expect rain for roughly half of the month of January in Trieste. 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.
Please note that Trieste can expect a few days of snow in January.
Our weather forecast can give you a great sense of what weather to expect in Trieste in January 2025.
If you’re planning to visit Trieste in the near future, we highly recommend that you review the 14 day weather forecast for Trieste before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 7° / 0° | 8 | 22 | 2 | 154 mm | Awful | Trieste in January |
| February | 9° / 1° | 8 | 18 | 2 | 204 mm | Awful | Trieste in February |
| March | 12° / 3° | 8 | 22 | 1 | 161 mm | Bad | Trieste in March |
| April | 17° / 8° | 7 | 23 | 0 | 143 mm | Ok | Trieste in April |
| May | 21° / 11° | 11 | 20 | 0 | 219 mm | Ok | Trieste in May |
| June | 25° / 16° | 10 | 20 | 0 | 206 mm | Good | Trieste in June |
| July | 28° / 19° | 8 | 23 | 0 | 166 mm | Good | Trieste in July |
| August | 28° / 20° | 7 | 24 | 0 | 148 mm | Good | Trieste in August |
| September | 24° / 15° | 9 | 21 | 0 | 240 mm | Good | Trieste in September |
| October | 18° / 10° | 7 | 24 | 0 | 198 mm | Ok | Trieste in October |
| November | 13° / 6° | 10 | 20 | 0 | 272 mm | Bad | Trieste in November |
| December | 9° / 2° | 8 | 22 | 1 | 224 mm | Bad | Trieste in December |