säätilastot
Säätilastot, or weather statistics, are systematic records that describe the weather of a place over time. They summarize observations into numbers such as daily mean temperature, total precipitation, precipitation days, sunshine duration, relative humidity, and wind speed, as well as record highs and lows. They can be reported for various time scales—daily, monthly, yearly—and for different locations.
Säätilastot are produced from weather observations gathered by official weather stations and supported by radar, satellites,
Common products include annual climate reports, monthly climate summaries, extreme-value lists, and regional climate tables. Säätilastot
Data quality and homogenization: stations may move or be upgraded, requiring adjustments to ensure comparability over