![]() Knowing the dew point can help achieve long-term preservation of collection materials for libraries, museums, and archives. Dew point will be around 13F with an average humidity of 18. Plan you week with the help of our 10-day weather forecasts and weekend weather. Not every station reports every day, and some stations never report certain values. Use the sliders to explore combinations of temperature (T), relative humidity (RH), and dew point (DP) to compare the preservation quality of your environment. Plan you week with the help of our 10-day weather forecasts and weekend weather predictions for Phoenix, Arizona. but at this point those chances look low. If the air is cooled below that point, liquid water (dew) forms on surfaces and fog or clouds. Information from the NCDC may be incomplete. Typically Phoenix sees its first 0.01 around July 7th and its first 0.1 by July 16. The dew point is the temperature to which air must be cooled to become saturated with water vapor. Weather data collected from the National Climatic Data Center Global Surface Summary of Day. Looking forward? See the famous Old Farmer's Almanac long-range weather predictions. in the morning the air temperature warms up to +68. ![]() But also there are personal reasons for example, knowing about typical weather is helpful for vacation travel, planning an outdoor event or wedding, and planning for outdoor activities such as sailing (think wind!). ![]() How do you use weather history? There are so many practices uses for business from developing informed business forecasts to understanding road and accident conditions. In simple terms, the dew point is the temperature at which the air can no longer hold all of its water vapor so that some of that vapor condenses into liquid water, forming dew or frost. Below this temperature, dew or frost forms. The Old Farmer's Almanac weather history tool provides access to weather reports from over 1,300 weather stations in cities across the United States and Canada, reporting on past temperatures, precipitation, snow, pressure, dew point, and wind speeds. The dew point is the temperature where air becomes saturated with water vapor. Interested in weather history? Access weather history data for dates going back to 1945! It's both useful and fun-whether you're planning a trip or just want to know the weather on a special date. Data is available up to December 19, 2023.
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