WorldClim 1.4: Current conditions (~1960-1990)
If you need the highest resolution (30 arc-seconds (~1 km)) then you can download by tile. See the Methods page for more info on how these data were generated, and this page for info on details about the data (such as units).
Generic grid format
| variable | 10 minutes | 5 minutes | 2.5 minutes | 30 seconds |
| minimum temperature (°C * 10) | tmin 10m | tmin 5m | tmin 2.5m | tmin 30s |
| maximum temperature (°C * 10) | tmax 10m | tmax 5m | tmax 2.5m | tmax 30s |
| average temperature (°C * 10) | tavg 10m | tavg 5m | tavg 2.5m | tavg 30s |
| precipitation (mm) | prec 10m | prec 5m | prec 2.5m | prec 30s |
| bioclimatic variables | bio 10m | bio 5m | bio 2.5m | bio1-9, 10-19 |
ESRI grids
| variable | 10 minutes | 5 minutes | 2.5 minutes | 30 seconds |
| minimum temperature (°C * 10) | tmin 10m | tmin 5m | tmin 2.5m | tmin 30s |
| maximum temperature (°C * 10) | tmax 10m | tmax 5m | tmax 2.5m | tmax 30s |
| average temperature (°C * 10) | tavg 10m | tavg 5m | tavg 2.5m | tavg 30s |
| precipitation (mm) | prec 10m | prec 5m | prec 2.5m | prec 30s |
| bioclimatic variables | bio 10m | bio 5m | bio 2.5m | bio 30s |
WorldClim 1.4 (current conditions) by www.worldclim.org; Hijmans et al., 2005. Int. J. of Clim. 25: 1965-1978. is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.