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The weather in Lahti in April is very cold with temperatures between 0°C and 7°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Lahti during the month of April. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Lahti is going to experience quite a number of days of snow during April. It’s the perfect time to build snowmen, drink hot cocoa, and have a snowball fight. Just remember to wear a warm scarf and a pair of mittens!
Our weather forecast can give you a great sense of what weather to expect in Lahti in April 2025.
If you’re planning to visit Lahti in the near future, we highly recommend that you review the 14 day weather forecast for Lahti before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -5° / -9° | 4 | 4 | 24 | 68 mm | Awful | Lahti in January |
| February | -4° / -9° | 3 | 3 | 22 | 62 mm | Awful | Lahti in February |
| March | 0° / -6° | 6 | 6 | 21 | 56 mm | Awful | Lahti in March |
| April | 7° / 0° | 6 | 14 | 10 | 56 mm | Bad | Lahti in April |
| May | 15° / 6° | 6 | 24 | 1 | 67 mm | Good | Lahti in May |
| June | 20° / 10° | 6 | 24 | 0 | 80 mm | Good | Lahti in June |
| July | 22° / 13° | 6 | 25 | 0 | 90 mm | Good | Lahti in July |
| August | 20° / 11° | 4 | 27 | 0 | 68 mm | Good | Lahti in August |
| September | 15° / 8° | 5 | 25 | 0 | 62 mm | Good | Lahti in September |
| October | 7° / 3° | 9 | 18 | 5 | 79 mm | Awful | Lahti in October |
| November | 2° / -1° | 7 | 13 | 10 | 73 mm | Awful | Lahti in November |
| December | -2° / -5° | 6 | 4 | 22 | 75 mm | Awful | Lahti in December |