Air Quality and Pollution
The valleys of the Wasatch Front of northern Utah experience their greatest concentrations of nitrogen oxides, carbon monoxide and particulates from November through February. Ozone reaches …
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From lake-effect snow to desert winds. Discover the forces that shape Utah’s weather and climate.
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Avalanche Deaths
Utah Avalanches, 1950-Present A huge natural avalanche near Sundance on January 12, 2005. Photo by Bruce Tremper Click here for more avalanche photos from the Utah Avalanche Center. During t…
Explore the articleFreeze Dates and Freeze-Free Season
Freeze Dates (in PDF) for numerous Utah cities and locations have been published by Dr. Donald T. Jensen, retired Utah State Climatologist of the Utah Climate Center at Utah State University…
Explore the articleSunshine
Utah receives plenty of sunshine. On an annual basis, Salt Lake City receives 67% of all possible sunshine, averaging 125 clear days, 101 partly cloudy days, and 139 cloudy days a year. In c…
Explore the articleUltraviolet Radiation
Choose Your Cover - Cancer Prevention and Control (CDC) SunWise Program for Educators (EPA) UV Index Forecast for Your Location (EPA) Problems Caused by Ultraviolet Radiation and Overexposur…
Explore the articleWeather Conditions for Utah Areas
24-Hour Temp & Precip Summary for Utah by NWS Great Basin Mesonet (Current Winds and Temps) Clickable Maps for the Great Basin CommuterLink Cameras throughout Utah Utah Snow Resort Informati…
Explore the articleWeather Information for Gardeners
Through the different stages of development, fruit can withstand different critical temperatures. Kill rates differ to the percentage of buds that could die if temperatures drop below the cr…
Explore the articleWeather Instruments
The following weather instrument companies provide weather instruments that are suitable for individuals or schools. Davis Weather Instruments Rainwise, Inc. Weather Instruments Texas Weathe…
Explore the articleWeather Terms and Definitions
Climate : The average and expected weather conditions of an area over a long period of time--usually for 30 years or more. Climatologist : A person who studies the climate and its effect on …
Explore the articleWood Burning Advisories
In the fall of 1992, a Wood and Coal Burning Control Program was instituted by the Department of Environmental Quality for the State of Utah, in cooperation with the public, to control woods…
Explore the articleExplore our reference collection by subject. The reference collection preserves UCCW publications with their original dates, sources, and historical context.