Climatological data by country or region typically includes observations for a number of meteorological and other geophysical parameters with daily and monthly observations, as well as monthly and annual means. The data include:

• surface temperature
• precipitation
• atmospheric pressure
• wind speed and direction
• soil temperature
• radiation
• sunshine
• cloudiness
• upper air measurements
• geomagnetism

The time period of coverage ranges from the 1830s through the 1970s with most data from the period prior to 1950.

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