Janakkala

What is the climate like in Janakkala?

The best time to visit Janakkala is typically May – June, with trip comfort peaking in June (6.6/10). Janakkala is warmest in July, when daily highs average 70°F (21°C), and coolest in January, when lows fall to about 19°F (-7°C). The wettest month is typically July and the driest is March; the year sees roughly 29 in (737 mm) of precipitation.

• Best time to visitMay – June — comfort peaks in June (6.6/10)
• Warmest monthJuly — average high 70°F (21°C)
• Coolest monthJanuary — average low 19°F (-7°C)
• Wettest monthJuly (3.6 in (91 mm))
• Driest monthMarch (1.6 in (40 mm))
• Annual precipitation29 in (737 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromHameenlinna Katinen, 12 km away (2001-2026)