Tips for Buying and Installing a Rain Gauge
Rain gauges are important in that they help us to know the amount of rain an area is receiving. When you need a rain gauge, you ought to ensure you will get one that is going to give you as accurate results as possible. Also, you don’t want to keep replacing your rain gauge hence the need to buy one that is high in quality. With so many types, sizes, and designs of rain gauges, one may find it hard to determine which one will serve them well. This is why you need to conduct some research. Explained on this page are some factors you need to put into account when buying a rain gauge.
The first thing you should be keen on when acquiring a rain gauge is the size. In case you are in distrust of a 200 and 120 liters of capacity, you should consider the big one, It is going to cost a bit more but the extra spending is essential in case you want to get utmost precision. Apart from having the WMO-approved collection area of 200 cm2, you will enjoy other advantages with a bigger rain gauge. These include better resistance to intense rainfall and less evaporation.
Secondly, you must look at the design of the rain gauge. There is a huge number of dissimilar versions of rain gauge out on sale and selecting the most suitable can be somehow tricky. They are often made of aluminum, polycarbonate, and stainless steel. All of them are good but aluminum and polycarbonate rain gauges are virtually unyielding to extreme temperature, falls, and bumps. In addition, white rainfall gauges are extra resistant to Ultraviolent radiation and assist to further circumvent evaporation. It is important that the rain gauge you are considering has a resolution of 0.1mm at the minimum.
Another thing that is imperative for you to check when acquiring a rain gauge is the surrounding. The wind is the major menace to dependable rain data. Thus, you should avoid putting your rain gauge in a stormy area like the pinnacle of a building. To educate you a bit, the best place for placing a rainfall gauge would be a tiny open meadow that is surrounded by forest. Additionally, bear in mind that any barriers adjacent to your rain gauge such as plants and trees, among others can either hinder precipitation from getting to the rain gauge or make rainfall splash toward it hence affecting your measurements. A universal rule is that the distance from your gauge to an obstacle can’t be less than double the height of the impediment in question.
Make sure you value the official mounting height. The edge of your rain gauge ought to be put 1.5 meters over the land. It is as well much crucial to utilize a bubble level in order to ensure that the rain gauge is put in an entirely level position so that it can collect the entire precipitation.
With these guides, you will get the best rain gauge and accurate results.