Climate almanac
Forssa
Kanta-Häme, Finland · 60.81°, 23.62°
What is the climate like in Forssa?
The best time to visit Forssa is typically June, the year's most comfortable month (6.8/10). Forssa is warmest in July, when daily highs average 71°F (22°C), and coolest in January, when lows fall to about 19°F (-7°C). The wettest month is typically August and the driest is March; the year sees roughly 30 in (760 mm) of precipitation.
- Best time to visitJune — the year's comfort peak (6.8/10)
- Warmest monthJuly — average high 71°F (22°C)
- Coolest monthJanuary — average low 19°F (-7°C)
- Wettest monthAugust (3.9 in (100 mm))
- Driest monthMarch (1.6 in (42 mm))
- Annual precipitation30 in (760 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromJokioinen Jokioisten Observato, 7 km away (1957-2026)