Agencies and Government Portals:

• ClimateServices.gov
• National Climatic Data Center
• National Weather Service
• Weather.gov
• Western Regional Climate Center

Publications:

• Billion Dollar U.S. Weather Disasters
• Climatological Data
• U.S. Climate at a Glance

Historical Climate Data

• Climatological Data [restricted to CSU, Chico]
• Historical Climate Information (Western Regional Climate Center)
• MyForecast.com (contains historical climate information) select city, then select almanac
• WorldClimate.com (contains historical weather averages)

.com:

• AccuWeather
• Intellicast
• MyForecast.com
• Weather.com
• WeatherForYou.com
• Weather Underground
• WorldClimate.com