The Surface Air Temperature

Description

the surface air temperature in Celsius observed by a network of weather stations in 1961 through 1990.

Usage

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Format

A list of year, latlon (global grid point in degree), obs (temperature)

Source

This data set was organized by Jones, Raper, Cherry, Goodess, Wigley, Santer, and Kelly (1991). The primary sources of this data can be obtained from http://cdiac.esd.ornl.gov/ftp.

Examples

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### Observations of year 1967
data(temperature)
names(temperature)

# Temperatures on 939 weather stations of year 1967    
temp67 <- temperature$obs[temperature$year == 1967] 
# Locations of 939 weather stations    
latlon <- temperature$latlon[temperature$year == 1967, ]

# Plot of the observations
sw.plot(z = temp67, latlon=latlon, type="obs", xlab="", ylab="")

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