Air Guitar World Championship Finland
This is something you might want to add to your bucket list. August is also the perfect time to visit Finland. The days are long and the temperature is amazing.
September in Lovisa brings moderate temperatures, with daytime highs of 16°C (61°F) and nights around 9°C (48°F). Quite a bit of rainfall is expected, around 65 mm (2.6 in), so pack an umbrella.
If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances for Lovisa.
Pick a month to see the average temperature, rainfall and sunshine in Lovisa - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Lovisa typically drop from around 17°C (63°F) at the start of September to approximately 12°C (54°F) by the end. Nights are cool, with lows typically ranging from 6°C (43°F) to 11°C (52°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Lovisa spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
The extremes listed below come from historical weather data collected in Lovisa from 1976 through 2025.
Find out more about the weather in Finland and which places have the best travel conditions in this month. See all of Finland in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. Bring sunglasses since you'll have some sunny periods throughout the month
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Lovisa climate overview or explore weather in Finland.
Where to go in September - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Air Guitar World Championship Finland
This is something you might want to add to your bucket list. August is also the perfect time to visit Finland. The days are long and the temperature is amazing.
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