Climate almanac
Oskarshamn
Kalmar, Sweden · 57.26°, 16.45°
What is the climate like in Oskarshamn?
The best time to visit Oskarshamn is typically May – September, with trip comfort peaking in June (7.4/10). Oskarshamn is warmest in July, when daily highs average 73°F (23°C), and coolest in February, when lows fall to about 29°F (-2°C). The wettest month is typically October and the driest is April; the year sees roughly 23 in (576 mm) of precipitation.
- Best time to visitMay – September — comfort peaks in June (7.4/10)
- Warmest monthJuly — average high 73°F (23°C)
- Coolest monthFebruary — average low 29°F (-2°C)
- Wettest monthOctober (2.7 in (68 mm))
- Driest monthApril (1.1 in (27 mm))
- Annual precipitation23 in (576 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromOskarshamn, 2 km away (1941-2026)