I have been trying to locate maps of the US which show average annual temperature, heat index, relative humidity, and snowfall. Everything that I find on the web is for current rather than average statistics. Any ideas where I might be able to locate these?Posted — Updated
MIKE MOSS SAYS: Lee, As you discovered, it is a bit harder to find maps of those variables than one might expect, at least in a national sense. Numbers to go with most of the data are readily available in tables for about 300 sites around the country at
and maps for temperature, snowfall and mean relative humidity can be obtained at
but I have not found readily accessible tables or maps for average or normal heat index.
In addition to the maps from NCDC above, some other temperature, precipitation and moisture-related maps can be generated at
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