Bioregional Calendar, A
Farmers' Almanac - One of America's oldest publications online with weather, gardening information, and more.
Old Farmer's Almanac
Planet Earth Almanacs - Gallery of almanacs includes everything from the Afro-American Almanac to The Old Farmer's Almanac.
The Old Farmer's Almanac - Has many of the same features of the print almanac including long range weather forcasts.
Whatweather - Dedicated to providing accurate information on what the weather is commonly like. This database has thousands of climate summaries that span the far reaches of the globe.