Cleaned Weather Station data is produced in concert with our partner company, Weather Source and generally represents 30 years of data. For stations which have an acceptable level of error-free readings for this period (approximately 85% complete), together we isolate and replace obvious errors and fill-in any observation gaps using a combination of nearby sensor readings (if available) and the Sensor Point™ process.

Right now Cleaned Weather Station Data is available for a selected (and growing) number of global weather station sites. We recommend this product only for stations where there is at least 85% coverage of quality observations. If you do not see the station you would like on the list or would like Verified Historical Weather Data for a site that is not a weather station, files please contact us... If Cleaned data can be produced for the site we will do it, if not, then you may chose Verified Historical Data, which utilizes what station observations are available is produced by the Sensor point™ process as described earlier …