Most visitors are surprised by how warm the summer weather in Sweden can get. Finland is on the cooler side as well. This is the time of year that much of the population decamps from the city to the islands. Gothenburg Weather August Averages, Sweden. Popular Cities in Sweden . In August, Scandinavia has warm, pleasant weather with average daily temperatures easily reaching 70 to 74 degrees Fahrenheit (21 to 23 degrees Celsius) in Denmark, Sweden, and Norway. Temperature 16 °C 61 °F; High Temperature 20 °C 68 °F; Low Temperature 12 °C 54 °F; Sunshine Hours 7 hours; Rainfall 62 mm; Rainfall Days 12 days; Sea Temperature 17 °C 63 °F Based on weather reports collected during 1985–2015. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec. Due to Covid-19, there are currently restrictions on travels to and from Sweden. The weather is pleasant, cities are full of life, and the temperature is a lovely 20 to 28 degrees in the southern areas. And beware, Swedes LOVE to talk about the weather. The August weather guide for Stockholm, Sweden shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute.Find out more about our data sources. Temperature (°C)-9.7 -9.3 -4.6 1.2 7.6 13.5 15.9 14.3 9.3 3.7 Stockholm Stockholm's climate is mostly pleasant with more mild winters than you would expect. January February March April May June July August September October November December; Avg. Scandinavia Weather in August . July: This is the best time to visit Sweden. August: The pleasant July weather continues in August and there is an abundance of happiness. August is a happy time in Sweden, and you will notice happiness everywhere! The center-north of Sweden is characterized by long, freezing winters and short, mild summers. Average temperature: Stockholm and below – 20-28 degrees / Northern part – 15-20 degrees. August weather forecast for Stockholm, Sweden. Nearly everyone in the country is holidaying and hence it can get very crowded. In Sweden the climate is characterised by the changing seasons – with big differences in temperature. In both Stockholm and Gothenburg, temperatures can hit 25c in June, July and August, very occasionally edging up towards 30c. Priceline; VRBO; Travelzoo; Explore! Iceland is usually close to 65 degrees Fahrenheit (18 degrees Celsius). The city receives quite a bit of sunshine and has summertime temperatures that average 68 to 77 degrees Fahrenheit (20 to 25 degrees Celsius). Showing: All Year January February March April May June July August September October November December All Year Climate & Weather … 17°C sea temperature; Recommended for Sweden. August, the last month of the summer, is another pleasant month, with average temperature fluctuating between 12.7°C (54.9°F) and 20.4°C (68.7°F). Popular activities: Crayfish party, outdoor seating, festivals, bathing, tanning, hiking, midnight sun, blueberry picking (north), camping, sailing, medieval week, canoeing.