If it"s around 34 degrees or colder when the moisture arrives, it"ll snow (Yes, it can be a couple of degrees above freezing and snow). In temperatures 13 degrees to 31 degrees, indoor breaks should happen every 20-30 minutes. At warmer temperatures, there is a mix. 1 decade ago. First I know you know that the atmosphere is three dimensional. The warmest I have every heard of was 43 degrees which was see by a good friend of mine and a fellow weather observer who I trust. But snow does sometimes fall even when it’s that cold. As the temperature drops and precipitation looms during the winter, many wonder whether it can ever be too cold to snow. If there’s enough water, the flakes can get large and the snow can fall. If it’s cold enough, the water freezes into the complex ice crystals we call snowflakes. Anonymous. To get actual snow at the surface of the earth, it can be at the surface as warm as 43 (maybe a degree or two warmer is possible) but most falling snow is more normally found when surface temperatures are between 26 and 34 degrees F. The heaviest snowfalls normally occur between 29 and 32 degrees F. If you want more information, edit your question and I will name some books that explain it in better detail. Camping at nighttime temperatures in the 40s can actually be very pleasant. No matter how cold a snow-producing cloud is, if it has a source of water, it can build big snowflakes. The results were as follows: You can even still get away with having mediocre gear and clothes. Ski wax enhances the ability of a ski or other runner to slide over snow, which depends on both the properties of the snow and the ski to result in an optimum amount of lubrication from melting the snow by friction with the ski—too little and the ski interacts with solid snow crystals, too much and capillary attraction of meltwater retards the ski. I hope you are looking for a serious answer. lanouette.mark. i believe it can but it depends on the amount of water in the air. Humanity affects snow in an interesting way because according to the temperature and pressure different snow shapes are formed. If there is no warm air aloft and only the surface temperature is above freezing, and the warm air is very shallow, then you can get snow at what seems very mild temperatures. The snowflakes...after they form, need to have temperatures to the earth surface that are below 40 degrees or they will melt completely if the 40 degree temperatures are at least 1000 feet thick. Ric. At low temperatures dendrites and sector plates are formed and at higher temperatures hollow columns, needles and thin plates are formed. Snow can fall even in the coldest place on Earth, Antarctica, at temperatures well below zero. Snow has actually reached the … While it can be too warm to snow, it cannot be too cold to snow. How cold can it be to snow? 'Any and all. roughly 32 degrees Farenheit or 0 degrees Celsius. It is cold, but not dangerously cold. Can I create snow at 50-60 degrees Farenheit? But if that layer is shallow that it doesn't refreeze the liquid but is below freezing, it becomes freezing rain and freezes on contact with surfaces that are below freezing. Theoretically, according to ScienceBits.com, it can snow up to around 46 degrees. That’s why Buffalo, New York is known for its snow. Tags: snow machine. I logged the amount of kWhs consumed during my daily journey, the actual miles driven and the average temperature for that day. Yes you bet. 4 degrees C. Last winter it bucketed it down with snow and it was 3 degrees C and it stuck to the ground. Obviously, the “it” can not be the water. Earth, Space, Human World, Tonight. These events could be due to additional effects, such as strong downdrafts, time it takes to melt the snow, etc. the water droplets might diapait into the air if it is to low. Up to about 1°C above the no melting line, there is mostly snow whereas between about 1°C and 2°C above the line, it is mostly rain, but snow is possible. Still have questions? However, it's not technically the temperature that keeps snow from falling, but a complex relationship between temperature, humidity, and cloud formation. Cold air is heavier than warm air and warm air can hold quite a bit more water than cold air. of course..anything below 32 degrees . It can be less or more depending on the humidity and wind levels. It rarely snows when the temperature drops below zero degrees Fahrenheit (-18 degrees Celsius). Well snow isn't cold at all! But it DOES NOT have to be freezing at the surface for snow to hit the ground. If it’s too dry, snow crystals may form – but there isn’t enough water left to build large flakes. We love your photos and welcome your news tips. Heavy snow fall tends to occur when moist warm air rises and cools and as it cools it drops water in the form of snow. I recorded my Tesla’s rated range at the beginning of the day and once again at the end of the day. Can a hurricane be large enough to cover the USA? 3 Answers. The best time to harvest your winter produce is when temperatures are between a high 20 degrees Fahrenheit and low 30 degrees. That’s not to say I recommend … All of this was plotted into a data grid so that I can analyze the effects winter conditions would have on my battery range. Source(s): I live in Quebec! 1 decade ago. So it can’t be too cold to snow – but it can be too dry to snow. Dear Beverly, Snowflakes can survive about a 1,000-foot fall in an above-freezing environment before melting. So that answer to your question is, for snow to form, it needs to be cold, well below freezing with temperatures in the clouds at least 20 degrees F or colder. Humidity not only affects snow formation but it also affects how and when snow … Snowflakes actually form in the region of the atmosphere between -4 degrees F and 14 degrees F. This region is described as the snow growth region of the atmosphere and since temperatures vary with altitude, this also will vary in height above ground. If they fall through an area that is thick enough and warm enough to melt and then refreeze in the area closer to the surface that is below freezing, it becomes sleet.