Since weather conditions can change rapidly and vary based on location, it is always best to consult a reliable and current weather source for the most accurate and up-to-date temperature in Helsinki. Some reputable sources you can check include:
1. The Finnish Meteorological Institute (FMI): The FMI provides detailed and frequently updated weather forecasts for Helsinki and other locations in Finland. You can access their website or mobile app for the latest temperature readings and forecasts.
2. AccuWeather: AccuWeather is a popular weather app and website that offers localized forecasts for cities around the world. They provide current temperatures, hourly and daily forecasts, as well as weather radar and other useful information.
3. Weather Underground: Weather Underground is another reputable weather app and website that offers detailed weather information, including current temperatures, precipitation, wind speed, humidity, and more.
4. Local News and Weather Channels: Many local news stations and channels in Finland provide weather updates as part of their programming. You can check their websites or tune in to their broadcasts for the latest weather conditions in Helsinki.